A new group billing itself as a “Consumer Reports for school materials” will soon begin posting free online reviews of major textbooks and curricula that purport to be aligned to the Common Core State ...

' Immersive Math ' is a free textbook site that makes linear algebra, a field of mathematics that studies calculations such as vectors and matrices, easier to understand by providing interactive ...

Here’s one for fans of the Pythagorean theorem, or people who just know a good deal when they see one. Palm Beach County schools are giving away used math textbooks, first come, first served and free ...