Category | Price | Seller | Device |
---|---|---|---|
Games | Free | Hicham RK | iPhone, iPad, iPod |
Santa Claus includes 4 levels :
- Easy : 3*3
- Medium : 4*4
- Hard : 5*5
- Genius : 6*6
In a recent study, it has been proven that regular mental exercise can greatly improve the memory and grow the IQ.