Defend your base from invaders and stray asteroids! Answer Math Questions correctly to defeat your enemies and level up your planetary presence! Collect gold by answering questions correctly to build your defenses, but be careful every 3 wrong answers will spawn more attacks! Start the game by hitting play. Then select the grade and math skill you want to practice. Afterwards answer questions correctly to gain gold you can use for power ups and other items.
Date Added: 2016-04-24
Played 507 times