Subtraction Drills - Flashcards

Flashcard type drills for children recently introduced to subtraction.Select a number 1 through 10, and random cards will be presented of that number and another number between 0 and 20. Or select ALL to do 1 through 10 randomly. Get 1 point for each correct question. Lose 1 point for each wrong answer. For positive reinforcement, the character says things like "yes" and "I knew it" for correct answers. (There is no audio for wrong answers.)
PriceUSD0.99
LicensePurchase
File Size1.93 MB
Version1.0
Operating System iOS
System RequirementsCompatible with iPod Touch (3rd generation or later, iPhone 3Gs, iPhone 4, iPad. iTunes account required.