Mind Games: Math Crosswords

Mind Games: Math Crosswords is a game to improve your math skills. It is a great way to spend your time.
The player's mission is to save the planet from extinction. The aliens have destroyed all the plants on the planet. However, humans have found a solution. Engineers have built ships that convert brain activity into life-giving energy to grow plants. By solving mathematical problems, you are contributing to the restoration of plants and the regeneration of our planet.