【實用教育app】Subtraction|最夯免費app

Intuitive interface lets children play without interfering in their practice.

A Proficiency Algorithm adapts the difficulty of the operations to the player evolution, encouraging them to continue practising.

Profile switcher to keep track of up to four different players with individual tracking statistics.

免費玩Subtraction APP玩免費

免費玩Subtraction App

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