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Wooden Marble Run 3D Puzzle Kit - Fun Building - 15x14 in
Wooden Marble Run 3D Puzzle Kit - Fun Building - 15x14 in
Natural wood construction, 678 pieces.
Dimensions: 15 x 12.6 x 14.4 inches.
Perpetual motion machine inspired by the galaxy, powered by a motor (4 AA batteries not included)
Interactive design with elevating, dropping, and rotating parts.
marbles move on three connected tracks.
Recommended for DIY fans.
