The download button opens the iTunes App Store, where you
may continue the download process. You must have iTunes installed with an
active iTunes account in order to download and install the software. This
download may not be available in some countries.
Play and train all the basic arithmetic operations and more.The development of the app has been accompanied by a learning therapist.Many settings to train special number ranges.Single game and Highscorelist for 3 levels of difficulty.Different layouts.A selected accompaniment figure commenting on the learning success.