Matched 1 Courses / 30 Classes

College Algebra/Functions (MAT151) 4 Credits

Analysis and interpretation of the behavior and nature of functions including linear, quadratic, higher-order polynomials, rational, exponential, logarithmic, power, absolute value, and piecewise-defined functions; systems of equations, using multiple methods including matrices, and modeling and solving real world problems. Note: MAT151 students may receive credit for only one of the following: MAT150, OR MAT151, OR MAT152, OR MAT155, OR MAT156, OR MAT187. Prerequisites: A grade of C or better in MAT095, or MAT096, or MAT114, or MAT115, or MAT12+, OR an appropriate district placement for MAT15+, OR permission of Department/Division Chair.

General Education Designations: MA

SUN# MAT1151
Class# Semester Location Delivery Dates Days Times Instructor Availability
37591 Fall 2020 Estrella Mountain
Live Online Instruction
Live Online 08/24/2020 - 12/18/2020 M,W 3:30PM - 5:10PM
  • Z. Neubeck
Class Started
Contact Enrollment Services for Registration Assistance
  • Notes
    • Class Notes: Due to COVID-19, this in person class section has been transitioned to a Live Online section. This class will meet remotely during the scheduled class times using web conferencing software (e.g., Webex, Zoom, or Google Hangouts) for all class dates. Attendance and active participation in these remote class sessions is expected, and all course work must be completed according to the deadlines given in the course syllabus. Students will need to have access to a computer or mobile device, internet, and web camera.
    • Additional Class Notes: Graphing Calculator Required
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
Class# Semester Location Delivery Dates Days Times Instructor Availability
23546 Fall 2020 Estrella Mountain
Live Online Instruction
Live Online 08/24/2020 - 12/18/2020 M,W 5:20PM - 7:00PM
  • Z. Neubeck
Class Started
Contact Enrollment Services for Registration Assistance
  • Notes
    • Class Notes: Due to COVID-19, this in person class section has been transitioned to a Live Online section. This class will meet remotely during the scheduled class times using web conferencing software (e.g., Webex, Zoom, or Google Hangouts) for all class dates. Attendance and active participation in these remote class sessions is expected, and all course work must be completed according to the deadlines given in the course syllabus. Students will need to have access to a computer or mobile device, internet, and web camera.
    • Additional Class Notes: Graphing Calculator Required
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
Class# Semester Location Delivery Dates Days Times Instructor Availability
23444 Fall 2020 Estrella Mountain
Live Online Instruction
Live Online 08/24/2020 - 12/18/2020 M,W 5:20PM - 7:00PM
  • J. Siano
Class Started
Contact Enrollment Services for Registration Assistance
  • Notes
    • Class Notes: Due to COVID-19, this in person class section has been transitioned to a Live Online section. This class will meet remotely during the scheduled class times using web conferencing software (e.g., Webex, Zoom, or Google Hangouts) for all class dates. Attendance and active participation in these remote class sessions is expected, and all course work must be completed according to the deadlines given in the course syllabus. Students will need to have access to a computer or mobile device, internet, and web camera.
    • Additional Class Notes: Graphing Calculator Required
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
Class# Semester Location Delivery Dates Days Times Instructor Availability
23447 Fall 2020 Estrella Mountain
Live Online Instruction
Live Online 08/24/2020 - 12/18/2020 M,W 7:15PM - 8:55PM
  • J. Siano
Class Started
Contact Enrollment Services for Registration Assistance
  • Notes
    • Class Notes: Due to COVID-19, this in person class section has been transitioned to a Live Online section. This class will meet remotely during the scheduled class times using web conferencing software (e.g., Webex, Zoom, or Google Hangouts) for all class dates. Attendance and active participation in these remote class sessions is expected, and all course work must be completed according to the deadlines given in the course syllabus. Students will need to have access to a computer or mobile device, internet, and web camera.
    • Additional Class Notes: Graphing Calculator Required
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
Class# Semester Location Delivery Dates Days Times Instructor Availability
39176 Fall 2020 Estrella Mountain
Live Online Instruction
Live Online 08/24/2020 - 12/18/2020 M,W 7:15PM - 8:55PM
  • M. Hudson
Class Started
Contact Enrollment Services for Registration Assistance
  • Notes
    • Class Notes: Due to COVID-19, this in person class section has been transitioned to a Live Online section. This class will meet remotely during the scheduled class times using web conferencing software (e.g., Webex, Zoom, or Google Hangouts) for all class dates. Attendance and active participation in these remote class sessions is expected, and all course work must be completed according to the deadlines given in the course syllabus. Students will need to have access to a computer or mobile device, internet, and web camera.
    • Additional Class Notes: Graphing Calculator Required
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
Class# Semester Location Delivery Dates Days Times Instructor Availability
23492 Fall 2020 Estrella Mountain
Live Online Instruction
Live Online 08/24/2020 - 12/18/2020 M,W,F 8:00AM - 9:10AM
  • M. Hedley
Class Started
Contact Enrollment Services for Registration Assistance
  • Notes
    • Class Notes: Due to COVID-19, this in person class section has been transitioned to a Live Online section. This class will meet remotely during the scheduled class times using web conferencing software (e.g., Webex, Zoom, or Google Hangouts) for all class dates. Attendance and active participation in these remote class sessions is expected, and all course work must be completed according to the deadlines given in the course syllabus. Students will need to have access to a computer or mobile device, internet, and web camera.
    • Additional Class Notes: Graphing Calculator Required
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
Class# Semester Location Delivery Dates Days Times Instructor Availability
23512 Fall 2020 Estrella Mountain
Live Online Instruction
Live Online 08/24/2020 - 12/18/2020 M,W,F 8:00AM - 9:10AM
  • C. Gillespie
Class Started
Contact Enrollment Services for Registration Assistance
  • Notes
    • Class Notes: Due to COVID-19, this in person class section has been transitioned to a Live Online section. This class will meet remotely during the scheduled class times using web conferencing software (e.g., Webex, Zoom, or Google Hangouts) for all class dates. Attendance and active participation in these remote class sessions is expected, and all course work must be completed according to the deadlines given in the course syllabus. Students will need to have access to a computer or mobile device, internet, and web camera.
    • Additional Class Notes: Graphing Calculator Required
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
Class# Semester Location Delivery Dates Days Times Instructor Availability
23509 Fall 2020 Estrella Mountain
Live Online Instruction
Live Online 08/24/2020 - 12/18/2020 M,W,F 9:20AM - 10:30AM
  • M. Hedley
Class Started
Contact Enrollment Services for Registration Assistance
  • Notes
    • Class Notes: Due to COVID-19, this in person class section has been transitioned to a Live Online section. This class will meet remotely during the scheduled class times using web conferencing software (e.g., Webex, Zoom, or Google Hangouts) for all class dates. Attendance and active participation in these remote class sessions is expected, and all course work must be completed according to the deadlines given in the course syllabus. Students will need to have access to a computer or mobile device, internet, and web camera.
    • Additional Class Notes: Graphing Calculator Required
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
Class# Semester Location Delivery Dates Days Times Instructor Availability
23414 Fall 2020 Estrella Mountain
Live Online Instruction
Live Online 08/24/2020 - 12/18/2020 M,W,F 9:20AM - 10:30AM
  • S. Stefan
Closed
No Seats Available
  • Notes
    • Class Notes: Due to COVID-19, this in person class section has been transitioned to a Live Online section. This class will meet remotely during the scheduled class times using web conferencing software (e.g., Webex, Zoom, or Google Hangouts) for all class dates. Attendance and active participation in these remote class sessions is expected, and all course work must be completed according to the deadlines given in the course syllabus. Students will need to have access to a computer or mobile device, internet, and web camera.
    • Additional Class Notes: Graphing Calculator Required
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
Class# Semester Location Delivery Dates Days Times Instructor Availability
23417 Fall 2020 Estrella Mountain
Live Online Instruction
Live Online 08/24/2020 - 12/18/2020 M,W,F 10:40AM - 11:50AM
  • S. Stefan
Class Started
Contact Enrollment Services for Registration Assistance
  • Notes
    • Class Notes: Due to COVID-19, this in person class section has been transitioned to a Live Online section. This class will meet remotely during the scheduled class times using web conferencing software (e.g., Webex, Zoom, or Google Hangouts) for all class dates. Attendance and active participation in these remote class sessions is expected, and all course work must be completed according to the deadlines given in the course syllabus. Students will need to have access to a computer or mobile device, internet, and web camera.
    • Additional Class Notes: Graphing Calculator Required
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
Class# Semester Location Delivery Dates Days Times Instructor Availability
23504 Fall 2020 Estrella Mountain
Live Online Instruction
Live Online 08/24/2020 - 12/18/2020 M,W,F 10:40AM - 11:50AM
  • M. Hedley
Class Started
Contact Enrollment Services for Registration Assistance
  • Notes
    • Class Notes: Due to COVID-19, this in person class section has been transitioned to a Live Online section. This class will meet remotely during the scheduled class times using web conferencing software (e.g., Webex, Zoom, or Google Hangouts) for all class dates. Attendance and active participation in these remote class sessions is expected, and all course work must be completed according to the deadlines given in the course syllabus. Students will need to have access to a computer or mobile device, internet, and web camera.
    • Additional Class Notes: Graphing Calculator Required
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
Class# Semester Location Delivery Dates Days Times Instructor Availability
23418 Fall 2020 Estrella Mountain
Live Online Instruction
Live Online 08/24/2020 - 12/18/2020 M,W,F 12:00PM - 1:10PM
  • V. Palma II
Class Started
Contact Enrollment Services for Registration Assistance
  • Notes
    • Class Notes: Due to COVID-19, this in person class section has been transitioned to a Live Online section. This class will meet remotely during the scheduled class times using web conferencing software (e.g., Webex, Zoom, or Google Hangouts) for all class dates. Attendance and active participation in these remote class sessions is expected, and all course work must be completed according to the deadlines given in the course syllabus. Students will need to have access to a computer or mobile device, internet, and web camera.
    • Additional Class Notes: Graphing Calculator Required
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
Class# Semester Location Delivery Dates Days Times Instructor Availability
23433 Fall 2020 Estrella Mountain
Live Online Instruction
Live Online 08/24/2020 - 12/18/2020 M,W,F 1:20PM - 2:30PM
  • V. Palma II
Class Started
Contact Enrollment Services for Registration Assistance
  • Notes
    • Class Notes: Due to COVID-19, this in person class section has been transitioned to a Live Online section. This class will meet remotely during the scheduled class times using web conferencing software (e.g., Webex, Zoom, or Google Hangouts) for all class dates. Attendance and active participation in these remote class sessions is expected, and all course work must be completed according to the deadlines given in the course syllabus. Students will need to have access to a computer or mobile device, internet, and web camera.
    • Additional Class Notes: Graphing Calculator Required
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
Class# Semester Location Delivery Dates Days Times Instructor Availability
23419 Fall 2020 Estrella Mountain
Live Online Instruction
Live Online 08/25/2020 - 12/18/2020 Tu,Th 7:00AM - 8:40AM
  • S. Stefan
Class Started
Contact Enrollment Services for Registration Assistance
  • Notes
    • Class Notes: Due to COVID-19, this in person class section has been transitioned to a Live Online section. This class will meet remotely during the scheduled class times using web conferencing software (e.g., Webex, Zoom, or Google Hangouts) for all class dates. Attendance and active participation in these remote class sessions is expected, and all course work must be completed according to the deadlines given in the course syllabus. Students will need to have access to a computer or mobile device, internet, and web camera.
    • Additional Class Notes: Graphing Calculator Required
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
Class# Semester Location Delivery Dates Days Times Instructor Availability
23427 Fall 2020 Estrella Mountain
Live Online Instruction
Live Online 08/25/2020 - 12/18/2020 Tu,Th 8:50AM - 10:30AM
  • B. Brown
Class Started
Contact Enrollment Services for Registration Assistance
  • Notes
    • Class Notes: Due to COVID-19, this in person class section has been transitioned to a Live Online section. This class will meet remotely during the scheduled class times using web conferencing software (e.g., Webex, Zoom, or Google Hangouts) for all class dates. Attendance and active participation in these remote class sessions is expected, and all course work must be completed according to the deadlines given in the course syllabus. Students will need to have access to a computer or mobile device, internet, and web camera.
    • Additional Class Notes: Graphing Calculator Required
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
Class# Semester Location Delivery Dates Days Times Instructor Availability
23510 Fall 2020 Estrella Mountain
Live Online Instruction
Live Online 08/25/2020 - 12/18/2020 Tu,Th 8:50AM - 10:30AM
  • D. Lopez-Gonzalez
Class Started
Contact Enrollment Services for Registration Assistance
  • Notes
    • Class Notes: Due to COVID-19, this in person class section has been transitioned to a Live Online section. This class will meet remotely during the scheduled class times using web conferencing software (e.g., Webex, Zoom, or Google Hangouts) for all class dates. Attendance and active participation in these remote class sessions is expected, and all course work must be completed according to the deadlines given in the course syllabus. Students will need to have access to a computer or mobile device, internet, and web camera.
    • Additional Class Notes: Graphing Calculator Required
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
Class# Semester Location Delivery Dates Days Times Instructor Availability
23511 Fall 2020 Estrella Mountain
Live Online Instruction
Live Online 08/25/2020 - 12/18/2020 Tu,Th 10:40AM - 12:20PM
  • D. Lopez-Gonzalez
Class Started
Contact Enrollment Services for Registration Assistance
  • Notes
    • Class Notes: Due to COVID-19, this in person class section has been transitioned to a Live Online section. This class will meet remotely during the scheduled class times using web conferencing software (e.g., Webex, Zoom, or Google Hangouts) for all class dates. Attendance and active participation in these remote class sessions is expected, and all course work must be completed according to the deadlines given in the course syllabus. Students will need to have access to a computer or mobile device, internet, and web camera.
    • Additional Class Notes: Graphing Calculator Required
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
Class# Semester Location Delivery Dates Days Times Instructor Availability
23428 Fall 2020 Estrella Mountain
Live Online Instruction
Live Online 08/25/2020 - 12/18/2020 Tu,Th 10:40AM - 12:20PM
  • B. Brown
Class Started
Contact Enrollment Services for Registration Assistance
  • Notes
    • Class Notes: Due to COVID-19, this in person class section has been transitioned to a Live Online section. This class will meet remotely during the scheduled class times using web conferencing software (e.g., Webex, Zoom, or Google Hangouts) for all class dates. Attendance and active participation in these remote class sessions is expected, and all course work must be completed according to the deadlines given in the course syllabus. Students will need to have access to a computer or mobile device, internet, and web camera.
    • Additional Class Notes: Graphing Calculator Required
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
Class# Semester Location Delivery Dates Days Times Instructor Availability
23431 Fall 2020 Estrella Mountain
Live Online Instruction
Live Online 08/25/2020 - 12/18/2020 Tu,Th 12:40PM - 2:20PM
  • B. Brown
Class Started
Contact Enrollment Services for Registration Assistance
  • Notes
    • Class Notes: Due to COVID-19, this in person class section has been transitioned to a Live Online section. This class will meet remotely during the scheduled class times using web conferencing software (e.g., Webex, Zoom, or Google Hangouts) for all class dates. Attendance and active participation in these remote class sessions is expected, and all course work must be completed according to the deadlines given in the course syllabus. Students will need to have access to a computer or mobile device, internet, and web camera.
    • Additional Class Notes: Graphing Calculator Required
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
Class# Semester Location Delivery Dates Days Times Instructor Availability
23491 Fall 2020 Estrella Mountain
Live Online Instruction
Live Online 08/25/2020 - 12/18/2020 Tu,Th 12:40PM - 2:20PM
  • D. Lopez-Gonzalez
Class Started
Contact Enrollment Services for Registration Assistance
  • Notes
    • Class Notes: Due to COVID-19, this in person class section has been transitioned to a Live Online section. This class will meet remotely during the scheduled class times using web conferencing software (e.g., Webex, Zoom, or Google Hangouts) for all class dates. Attendance and active participation in these remote class sessions is expected, and all course work must be completed according to the deadlines given in the course syllabus. Students will need to have access to a computer or mobile device, internet, and web camera.
    • Additional Class Notes: Graphing Calculator Required
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
Class# Semester Location Delivery Dates Days Times Instructor Availability
39175 Fall 2020 Estrella Mountain
Live Online Instruction
Live Online 08/25/2020 - 12/18/2020 Tu,Th 12:40PM - 2:20PM
  • Z. Alfonzo
Class Started
Contact Enrollment Services for Registration Assistance
  • Notes
    • Class Notes: Due to COVID-19, this in person class section has been transitioned to a Live Online section. This class will meet remotely during the scheduled class times using web conferencing software (e.g., Webex, Zoom, or Google Hangouts) for all class dates. Attendance and active participation in these remote class sessions is expected, and all course work must be completed according to the deadlines given in the course syllabus. Students will need to have access to a computer or mobile device, internet, and web camera.
    • Additional Class Notes: Graphing Calculator Required
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
Class# Semester Location Delivery Dates Days Times Instructor Availability
42712 Fall 2020 Estrella Mountain
Live Online Instruction
Live Online 10/20/2020 - 12/11/2020 Tu,Th 12:40PM - 3:10PM
  • M. Salehi
Class Started
Contact Enrollment Services for Registration Assistance
  • Notes
    • Class Notes: Flex Start Class
      Due to COVID-19, this in person class section has been transitioned to a Live Online section. This class will meet remotely during the scheduled class times using web conferencing software (e.g., Webex, Zoom, or Google Hangouts) for all class dates. Attendance and active participation in these remote class sessions is expected, and all course work must be completed according to the deadlines given in the course syllabus. Students will need to have access to a computer or mobile device, internet, and web camera.
    • Additional Class Notes: Graphing Calculator Required
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
Class# Semester Location Delivery Dates Days Times Instructor Availability
37592 Fall 2020 Estrella Mountain
Live Online Instruction
Live Online 08/25/2020 - 12/18/2020 Tu,Th 3:30PM - 5:10PM
  • C. Bowman
Class Started
Contact Enrollment Services for Registration Assistance
  • Notes
    • Class Notes: Due to COVID-19, this in person class section has been transitioned to a Live Online section. This class will meet remotely during the scheduled class times using web conferencing software (e.g., Webex, Zoom, or Google Hangouts) for all class dates. Attendance and active participation in these remote class sessions is expected, and all course work must be completed according to the deadlines given in the course syllabus. Students will need to have access to a computer or mobile device, internet, and web camera.
    • Additional Class Notes: Graphing Calculator Required
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
Class# Semester Location Delivery Dates Days Times Instructor Availability
23507 Fall 2020 Estrella Mountain
Live Online Instruction
Live Online 08/25/2020 - 12/18/2020 Tu,Th 5:20PM - 7:00PM
  • E. Kiecana
Class Started
Contact Enrollment Services for Registration Assistance
  • Notes
    • Class Notes: Due to COVID-19, this in person class section has been transitioned to a Live Online section. This class will meet remotely during the scheduled class times using web conferencing software (e.g., Webex, Zoom, or Google Hangouts) for all class dates. Attendance and active participation in these remote class sessions is expected, and all course work must be completed according to the deadlines given in the course syllabus. Students will need to have access to a computer or mobile device, internet, and web camera.
    • Additional Class Notes: Graphing Calculator Required
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
Class# Semester Location Delivery Dates Days Times Instructor Availability
23450 Fall 2020 Estrella Mountain
Live Online Instruction
Live Online 08/25/2020 - 12/18/2020 Tu,Th 5:20PM - 7:00PM
  • E. Kiecana
Class Started
Contact Enrollment Services for Registration Assistance
  • Notes
    • Class Notes: Due to COVID-19, this in person class section has been transitioned to a Live Online section. This class will meet remotely during the scheduled class times using web conferencing software (e.g., Webex, Zoom, or Google Hangouts) for all class dates. Attendance and active participation in these remote class sessions is expected, and all course work must be completed according to the deadlines given in the course syllabus. Students will need to have access to a computer or mobile device, internet, and web camera.
    • Additional Class Notes: Graphing Calculator Required
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
Class# Semester Location Delivery Dates Days Times Instructor Availability
23505 Fall 2020 Estrella Mountain
Live Online Instruction
Live Online 08/22/2020 - 12/12/2020 Sat 8:00AM - 11:20AM
  • V. Palma II
Class Started
Contact Enrollment Services for Registration Assistance
  • Notes
    • Class Notes: Due to COVID-19, this in person class section has been transitioned to a Live Online section. This class will meet remotely during the scheduled class times using web conferencing software (e.g., Webex, Zoom, or Google Hangouts) for all class dates. Attendance and active participation in these remote class sessions is expected, and all course work must be completed according to the deadlines given in the course syllabus. Students will need to have access to a computer or mobile device, internet, and web camera.
    • Additional Class Notes: Graphing Calculator Required
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
Class# Semester Location Delivery Dates Days Times Instructor Availability
23534 Fall 2020 Estrella Mountain
Internet/ Online Class
Online 08/24/2020 - 10/16/2020 N/A N/A
  • A. Burch
Closed
No Seats Available
  • Notes
    • Class Notes: Flex Start Class
    • Additional Class Notes: Graphing Calculator Required
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
Class# Semester Location Delivery Dates Days Times Instructor Availability
23535 Fall 2020 Estrella Mountain
Internet/ Online Class
Online 10/19/2020 - 12/11/2020 N/A N/A
  • A. Burch
Class Started
Contact Enrollment Services for Registration Assistance
  • Notes
    • Class Notes: Flex Start Class
    • Additional Class Notes: Graphing Calculator Required
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
Class# Semester Location Delivery Dates Days Times Instructor Availability
23474 Fall 2020 Estrella Mountain
Internet/ Online Class
Online 10/19/2020 - 12/11/2020 N/A N/A
  • F. Posta
Class Started
Contact Enrollment Services for Registration Assistance
  • Notes
    • Class Notes: Flex Start Class
    • Additional Class Notes: Graphing Calculator Required
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
Class# Semester Location Delivery Dates Days Times Instructor Availability
40819 Fall 2020 Estrella Mountain
Internet/ Online Class
Online 08/24/2020 - 10/16/2020 N/A N/A
  • S. Lockhart
Closed
No Seats Available
  • Notes
    • Class Notes: Due to COVID-19, this in person class section has been transitioned to a Traditional Online section. Coursework must be completed according to deadlines. Students will need to have access to a computer or mobile device, as well as the internet.
      Flex Start Class
    • Additional Class Notes: Graphing Calculator Required
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).