For anyone learning the basics of addition or subtraction, this app is a great way to practice, practice, practice, until you really know it! It's game-like interface makes math a fun way to learn for the early math student.
There are 5 levels of difficulty to choose from, for both addition and subtraction problems. You can mix them up, or just focus on one of them. The beginning level comes with a "hint" to help the student choose the correct answer. As the student advances, the app automatically takes them to the next level. It perfectly adapts to a child's ability and progressively becomes more challenging.
Requires iOS 5.0 or later. Compatible with iPhone, iPad, and iPod touch.