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Game: The child is asked to add or subtract nine times a certain number starting from a given number. If the numbers are correctly inserted, little by little flowers and animals will grow, until they fill up the landscape in the background.The game is at different levels: you can decide which operation (add or subtract), the number of figures of the starting number, choose the size of the number that has to be added or subtracted.
Skill: Mental arithmetic
Contenut: Addition or subtraction
Age: From age 7 up

IPRASE Istituto Provinciale per la Ricerca e la Sperimentazione Educativa
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