Code by Note, Book 1 Find the Patterns by Reading the Notes
【英文版】音符密碼 第一冊：透過讀譜模式

It's not a spy thriller, but it's a great way to reinforce note reading! 'Solving the code' by reading the notes will result in great geometric designs. This project is suitable for every note reader, including beginning students, advanced readers, parents, teachers, even music store personnel.

如果你的孩子程度好些或者年紀較大，不喜歡太可愛的東西，可以參考有類似玩「魔術方塊」的密碼幾何圖形進階版(Code By Note)