Addition Flash Card

⌘当前价格: 12
⌘支持系统: OS X 10.10
⌘开发者:
⌘服务支持: 官方页面
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Addition Flash Card helps you practise your addition! Especially useful for children who are just starting to learn mathematics! Features: - practice on single or double digit addition - shortcut key to show hints or skip to the next card
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