Common Mistakes This site provides the opportunity to find mistakes and since the STAR tests have lots of these kinds of problems on it, this is an important skill. There is also a flash card section which help you internalize the algebra rules that you will be using through out this course.
Interactive Unit Circle This site has a unit circle for you to play with. If you spend time with it you should devlop a good sense of angle size and be able to switch back and forth between negative and positive angle measures. It has quizzes to so you can decide when you are getting it
Plus Magazine has an interesting discussion in its archives on the uses of quadratic equations. It is a lot to read and will only be of interest to the serious math student. It is published in England and therefore several terms are a little different. For example they put an "s" on Math and call it Maths.
Linear Inequality Graph Applet allows you to enter a linear equation in both standard form or slope intercept form and see the graph. You can choose equals which draws the line or one of the inequalities which shades the graph.
Wolfram Demonstration Projects require that you download the Mathematica Player as well as the Demonstration file in order to run the programs. Most of many of the programs are written for college level inquire but several can be of use to high school students.
Combining Functions is a The program lets you enter various functions including trig, absolute value and others, preform an operation on them an view the graphs of the two functions and their combination.
"It is not knowledge, but the act of learning
which grants the greatest enjoyment.”
~Johann Frederich Carl Gauss
