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Select a challenge
Level of difficulty: 4/5
5″ L × 4″ W
Turn the 3 dials to turn Hedwig’s head
Pluto Rocket enters the scene
Wooden Abacus Charm Garden - Gold Necklace Chain Select a challengeClassic bead sliding counting frame with ten rows of colorful beads. Designed to stand vertically, the wooden frame contains 100 beads, divided into ten sets per row and painted one of five different colors. It's a classic arithmetic device that has proved popular with mathematicians and children for centuries. Ages 3+
