Alien Attack - defence with maths - educational game

Alien Attack - defence with maths is a free online flash game of the category educational games.

Alien Attack - practise maths while defending world. You can destroy alien space ships by making the ones having same result neighbour.

Use arrow keys for moving ships.

A context menu should be shown when right-clicking or, on touch devices, long-pressing in the game. This menu especially allows to play in full screen and control the volume.