Keeps me sharp I use it a part of my 'brain training' regiment. Works very nicely.
Great ap Horizontal would definitely be easier.
Nice but... Horizontal calculation improves the mental calculation but here the format is in vertical
No thanks Wants me to sign up, no thanks. It's multiple choice, that not how his math tests are in school. Initial interface is confusing, this must have been designed by an engineer lol!.
Math Excellent for small children to learn math
It is good to learn math It is good for other people to
►1/2014: New estimation pack is added where you can estimate operations with big numbers
►12/2013: In first four levels, numbers are aligned right for easy mental calculations
►11/2013: New cash reward program (free) for younger brains
►10/2013: App is optimized for tablets and many UI enhancements
Simple basic multiplication test timer to help kids learn multiplication tables.