Great Brain Exercise Apps

This is a free version of a Spider Solitaire game with 4 difficulty settings, which keeps track of win/loss statistics.

Version 1.3 Now Live!
- Easier to use gameplay
- Restored...

Have you ever tried Scrabble? Crosswords? Or maybe Sudoku? If yes, you’ll easily get familiar with bohoFriends. If no, let me give you a little explanation: the objective is to create as many words...

An addictive brain puzzle that improves your concentration and memory skills.

Math Genius Trainer – An addictive math brain puzzle game.
Boost your brain skills. Improve your...

MathTables is a powerful and fun twist to learning arithmetic. With normal math problem tables you need to provide the answer to the problem. With MathTables there is a twist, both the problem and...

Carryout Multiplications step by step

This Application enables you to solve multiplication problems step by step, just as you would do it on a sheet of paper.  Being able to carry out the...

Carryout Multiplications step by step

This Application enables you to solve multiplication problems step by step, just as you would do it on a sheet of paper. Being able to carry out the...

What's 389 + 567 = ? How about 728 - 355 = ?

The best app for practicing THREE-DIGIT NUMBERS ADDITION and SUBTRACTION.

Specially designed for improving children's mental math...

Spider Solitaire Max!

This is the paid version of the overwhelmingly successful Spider Solitaire Free game.

If you are here because you want to support further development of...

★ ★ ★ ★ ★ ★ Square Numbers - mental math quiz for all ages!

What is the square of 9? 

How about the square of 72?

And how about the square of 537?




★ ★ ★ ★ ★ Benefits
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★ ★ ★ ★ ★ ★ The best app for practicing the sequence of NEGATIVE numbers - the "Negative Number Line"



Specially designed for improving your children's math skills.


What's the...