Move the blocks with the same number to fuse them together. As time goes by, the blocks will be added to the game, so  

Grab the blocks with the same number and move them. The number of the fused blocks will be +1, and multiple blocks will be fused into one.
Beware of the increasing number of blocks as time goes by and keep fusing them. The goal is 100!

There are 2 game modes.
There are two game modes: the mode with props and the mode without props.