College Board
Extrema
No need to go to extreme lengths to find resources on extrema. The central focus of an AP® curriculum module is on critical points and extrema, and how to cover these concepts throughout the course. A set of three worksheets helps assess...
The College Board
College Board: Math Sample Questions
The College Board provides sample mathematics questions and guidelines to help you prepare for SAT testing.
Khan Academy
Khan Academy: Parent's Guide to Official Sat Practice
Khan Academy provides a plethora of SAT review resources. This site provides an overview of what Khan Academy provides and how student progress is tracked.