Gravity sand swing sand table

ZENVY Verified independent store

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Description: Material ： plastic + iron + natural sand Educational Tool ： the pit and the pendulum give spectators first-hand experience of mathematics and physics. Toy & Gift ： cre ative gravity sand pendulum is best for birthday / housewarming gift, decompression cure gift, unique kids toys. Specification: Size: 39x16x14cm / 15.35x6.30x5.51inch Show more