Mathematical Curiosities 4 Devices to Demonstrate Math Anomalies
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4 Devices to Demonstrate Math Anomalies
Have Fun with Numbers!
Look like a math wiz. Add large sums and determine secretly chosen numbers.
Set of 22 pieces packaged on a 4 1/2" x 10" card.
4 Devices Included:
- Dicey Numbers
- Magic Calculator
- Magic Number Cards
- Think of a Number Cards
Ages 8 and up.
Not for children under 3 years: Small parts: Choking hazard