https://itunes.apple.com/us/app/count-clever/id975192032?mt=8

We love to do useful and entertaining things with numbers.

Calcoolator

Simply clever: swipe up to enter numerator, swipe down to enter denominator!

Calculator of Fractions

Classical calculator app: good for basic operations with fractions.

Count Clever

https://itunes.apple.com/us/app/count-clever/id975192032?mt=8

This game will test your ability to count quickly as well as your spatial orientation..

https://itunes.apple.com/us/app/count-clever/id975192032?mt=8