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Amazing Marble Machine Pattern Pack - DOWNLOAD

Patterns and Instructions for 30"-tall marble roller

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This incredible 30"-tall marble tower will delight and astonish your family and friends. Detailed step-by-step instructions and patterns will help you build ramps, chutes, a spiral staircase, and a dumping bucket using just a few standard tools and materials. The finished machine runs for nearly six minutes as oversized marbles clatter and swoop down the tower.
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Weight 0.000000
Pages 36
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