Michael Kenyon’s students at Green River Community College used to pay nearly $200 for a new pre-calculus textbook. But this quarter, they’ll pay only $20 for a book — or use it online for free.

His mother contacted KHOU 11 News saying Morton Ranch High School was being unreasonable with her straight-A-student son. The controversy is all over the condition of a pre-calculus textbook that ...

First, Gov. Ron DeSantis bans what we can say in school. Now he bans 54 math textbooks on the excuse that they promote critical race theory. What is going on here? Math textbooks teach math, and the ...

Famed author and instructor has reached millions of students as a best-selling author, mentor and instructor of calculus Boston, MA, November 26, 2014 — Using a unique teaching style that led to ...