Houghton Mifflin Harcourt
Holt, Rinehart and Winston: Homework Help Independent Practice: Probability
Get independent practice working with probability. Each incorrect response gets a text box explanation and another try. Correct responses are confirmed.
Other
Utah St. Univ.: Coin Tossing Applet
An interesting Applet that simulates the toss of a coin 100 times. A quick count of the results and an accompanying graph make this site useful for both teacher and student.