* features construct 2 195+ play on desktop & device easy export to html5 for website ready to export for android. Use space bar instead minus key or using minus on numeric keypad crossplatform game level level. Capx ios file main purpose of the game is help people improve their calculate ability faster by the funny way. Try to calculate quickly & type the result number to kill monsters as much as possible. Quick math practice made on construct 2 game engine version 195+ included all web the source file