Protect your base from incoming enemy (boats) using your arithmetic skill. This is a great way to practice and improve your arithmetic skill. Good luck. Thanks for playing. Please check out our other apps using keyword "ximpleapp".
Protect your base from incoming enemy (boats) using your arithmetic skill. This is a great way to practice and improve your arithmetic skill. Good luck. Thanks for playing. Please check out our other apps using keyword "ximpleapp".