The planet in Mind Games: Math Crosswords was attacked from space. Evil aliens used dangerous weapons that burn out all living things on the surface. Then the planet simply dies, and the aliens calmly suck all the resources out of it. The earthlings managed to hide underground and find a way to counteract the alien invasion. When the aliens retreated, it was time to restore the planet, which had suffered significant damage. Join the restoration and for this you need to solve mathematical crosswords by filling in the empty cells with numbers in Mind Games: Math Crosswords.