Interactive
Fun Brain

Fun Brain: Power Football

For Students 4th - 8th
In this game you can play football while solving math problems. Students can choose from Addition, Subtraction, Multiplication, Division, or All; there are 4 levels of play to choose from and they can choose algebra style or regular math.
Unknown Type
Khan Academy

Khan Academy: Take Apart

For Students Pre-K - 1st
In this exercise, students practice subtraction by using visuals to take numbers apart. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.