JMBricklayer Steampunk Marble Run
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- เผยแพร่เมื่อ 23 มิ.ย. 2024
- This marble run set has 5300 bricks, is 27 inches tall, has two motors, and is powered by 6 AA batteries. It's massive and ambitious but not quite perfect. See the full review on The Gadgeteer.
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