The following classes all have ebooks as well as regular textbooks: Math 7 - CC2, Math 8 - CC3, Algebra - CCA, Geometry - CCG, and Advanced Algebra - CC2A. These can be found on the website: https://ebooks.cpm.org/
Homework Help site for Algebra, Geometry, Advanced Algebra and PreCalculus
www.cpm.org
Explains the logic behind mathematical equations and concepts: http://betterexplained.com/
Graphing tool: https://www.desmos.com/
Khan Academy: https://www.khanacademy.org/
Homework Help site for Algebra, Geometry, Advanced Algebra and PreCalculus
www.cpm.org
Explains the logic behind mathematical equations and concepts: http://betterexplained.com/
Graphing tool: https://www.desmos.com/
Khan Academy: https://www.khanacademy.org/