價格：免費
更新日期：2017-06-16
檔案大小：1.8M
目前版本：1.0.2
版本需求：Android 4.0 以上版本
官方網站：http://www.blueseal.eu
Email：msblueseal@gmail.com
聯絡地址：Manfred Schulenburg 92, Rue du Grünewald L-1912 Luxembourg
Train your mental arithmetic capabilities. Keep your brain busy.
With the math trainer you can easily train your capabilities to multiply numbers up to 20. If you are not able yet to do the job within five seconds, just take your time. You can still answer when the time is up. After a while you will be quick enough.