This app is my personal tutor whenever I go!
This app is my personal tutor whenever I go!
Very easy to use and faster than looking through a book this app is now my best friend and study buddy
Keeping my brain sharp, as I age. Great, fooling around with math and physics again.
Seek knowledge from the cradle to the tomb
The title says it all. iOS 9.2 iPad Air 2.
You cant get it to start, i paid and cant use the app
I think the coder is creative. Version pi
This app is amazing