Presents 20 equations to be solved, and students score game points, not just for getting correct answers, but for each step of the solution, including what has to be done to each side of the equation. Hints are available, but points are lost for using them.
Also has the ability to enter and ‘solve your own equation’. Among other things, students could use this to check incorrect exercise problems to find the line where they’ve made their mistake.
10 October 2009 Edit: 25 March 2017