Free submarine game (paedapp.rechnen.bishundertdemo) on Google Play
The submarine game to calculate up to 100No fun game but an effective learning program. Tested in schools.Demo VersionA submarine loads a task that must be moved to the correct position.There are 4 options to choose from.Charging new task: Drive empty vehicle to the right edge or press the button.Unloading the vehicle: Press the cube / number over it.Level1Addition and Subtraction without ten transitionThe task is displayed as an imageChoice of 4 possible outcomesLevel2Addition and Subtraction without ten transitionTask without a picture4 possible results are displayed as a picture and numberLevel3Addition and Subtraction without ten transitionTask without a picturePossible outcomes only displayed as numbersLevel4Addition and Subtraction with ten transitionTask without a picture4 possible results are displayed as a picture and numberLevel5Addition and Subtraction with ten transitionTask without a picturePossible outcomes only displayed as numbers