Factris is a classic risk reward high score game. Just like in Tetris, you have to arrange falling blocks using the arrow keys, and when you fill an entire row, it disappears to make space for new blocks. However, there are two key differences:
There is no undo, so you need to pay close attention to the size of the rectangles coming next. Improve your numeracy, packing and knowledge of factors with Factris!
Factris was invented by Richard Lissaman at MEI. This version was designed and developed by Philipp Legner.