Maths Ninjas

Often, a mother hears her children's complaints of the difficulty of mathematics. How to improve his kids' mathematical skill is a concern for every parent. This game is a solution, it turns the boring mathematics into the funny one.
Inspired by the classic game--fruit ninja. For every question, there are four woods flying on the screen. If you cut the wood with the correct answer, you get one score. Otherwise the game is over. It is a simple game but it can trigger your interest of learning math greatly .
Let's play it.