Game Sack Race

Sack Race is a funny game that combines running and maths. You are participating in a traditional sack race: you and other opponents have been gotten within a sack. You guys all need to dash by answering questions right as quick as posible. The first person to cross the finish line will win. The math questions are divided into 3 levels. You can just choose easy first to know about the game mechanics. Just press right jump button for answering the questions and tap to choose the right answer each question.