Caters to all skill levels. Easy enough to entertain you, but hard enough to be challenging based on your choice of levels. A must download for everyone who wants to keep their minds alert.
A wonderful number game
It's really good maths game improve skills.
1) A how to play section to guide step by step
2) Earlier levels have fewer numbers to fill :). Hence easier puzzles
3) Bug fixing
Challenging brain quizzes and math puzzles for every mathematical operation