Online accompaniment to your Algebra I textbook. Good review reference for Algebra/Trig. http://www.go.hrw.com/gopages/ma/alg1_07.html
Algebra lessons and quizzes to enhance your understanding (and improve your grades)! http://www.mathguide.com/lessons/#algebra
NASA for high school students http://www.nasa.gov/audience/forstudents/9-12/features/index.html
Interactive help with math concepts. http://www.math.com
Advanced Algebra / Trigonometry text from Holt. Use this as a supplement to your Algebra 2 textbook. http://www.go.hrw.com/gopages/ma/alg2_07.html
Percent problems: additional help. This is an important concept for the second day of the Prairie State Exam. http://www.aaaknow.com/pct.htm
The BEST math manipulitive site ever! This is the site for you to experience fun and learning simultaneously. http://nlvm.usu.edu/en/nav/vlibrary.html
Free ACT practice! http://number2.com