软件类别：游戏娱乐\n\n,
软件授权：免费软件\n\n,
运行环境：ios\n\n,
软件语言：英语
\n\n,"An excellent app for furthering math skills. Great for practicing or refreshing. " appymall.com "... can definitely help the child to learn to recall their facts quickly, which is an important skill when progressing to higher Mathematics." OnSarah'siPad Play one of eight Arithmetic Invaders games to defend the solar system, learn the names of the planets and master the Grade 3 arithmetic. * Two addition games * Two subtraction games * Two division games * Two multiplication games * Basic facts about the Solar System * Focus on Math problems to avoid random shoot-out * Complete missions to move to the next level and earn space pilot ranks * Collect insignia * Apply fine motor skills and hand-eye coordination * Watch Video: http://www.youtube.com/watch?v=C5-nZKZ-tYI\n\n
下载地址：iTunes 或者AAP STORE 下载
