No specific info about version 3.1. Please visit the main page of Math Minion on Mac Informer.
Math Practice includes a series of games and exercises to practice math.
Snakey Math is a very simple educational game for kids.
Enter a formular like "a and b and (not c)" and it shows you a table.
Math Generator allows you to create math computation worksheets and tests.
Have an exclusive hp11c Scientific calculator running on your Mac or PC.