Amazing Marble Machine Pattern Pack - PRINTED
Patterns and Instructions for 30"-tall marble roller
This incredible 30"-tall marble tower runs for nearly six minutes as oversized marbles clatter and swoop down the structure.
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.
|Small||8.5" x 11"|
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