软件类别：教育教学\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,Do you want to calculate faster and to get better at elementary arithmetical operations - addition and subtraction? Then this application is for you and for your kids. You can practice these operations for second-nature while playing! Application's game mode reminds a well-known Arkanoid game. It all starts simply - low speed and elementary operations within number 10. The complexity is gradually growing - numbers is getting bigger, speed is growing, motion trajectory (path) is more and more unpredictable. You have to calculate faster and faster to get through the levels. You and your children will soon notice how fast and phenomenal your arithmetical skills grow. OkToGames is a member of Parents with Apps, a collaborative group of family-friendly developers seeking to promote quality apps for kids and families.\n\n
下载地址：iTunes 或者AAP STORE 下载
