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DragonBox Numbers
iPad, iPhone, Android
Ages: 4-9
Teaches: comparing quantities, addition, subtraction, measuring, interpreting data, counting, Mathematics
CTR Review
2/7/2017 See DragonBox Big Numbers.

Early math teachers have been dreaming of an app like this for decades. Imagine a magical set of living color coded unit blocks (like Cuisenaire Rods) that you can slice into parts (for subtraction) or feed to one another (for addi...
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