Genie BT 11 Maths Training Game
Calculus trainer with approx. 300,000 exercises - the playful approach to learning how to use numbers, can also be used as a pocket calculator. Effective education game with 5 levels of difficulty, awards you points and there is a noise for when you are successful or not successful (can be turned off). 4 game modes: training for fundamental arithmetic operations (addition, subtraction, multiplication, division), for getting to know the operations (search for the correct calculation symbol), for carrying on sequences of numbers (12-14-16-?) and for noticing number series. Battery automatically turns off after period of non-usage. With protective hard case.