Shoot the nasty zombies to save people. But be careful not to shoot civilians! Collect money from the corpses of the zombies you defeat to buy more accurate weapons while unlocking new levels and achievements by answering math questions correctly. Test your math skills and save the people!
Start your game by hitting play. Then select the grade and math skill you want to practice. Answer questions correctly to shoot zombies, but if you answer wrong you may hit a civilian. Answer as quickly but accurately as possible to collect resources to upgrades your weapons and travel further.
If you notice any problems, please let us know.