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Description
- GraviTrack Solar Marble Machine Kit
- Passes marbles to the top of a sweeping multi-level track
- Fascinating step-by-step action of the arms as the geometry changes periodically
- Soldering required
- Ages: 12+
The Solarbotics GraviTrack Solar Marble Machine Kit moves the elegant hand-off mechanism that passes marbles to the top of a sweeping multi-level track. You will witness the fascinating step-by-step action of the arms as the geometry changes periodically. Patience is rewarded with the plunk, and roll of a successful motion cycle. The more light it gets, the more often it moves. It's a solar-powered stop-action motion!
- 1 x Set of laser-cut wood parts
- 1 x GM3 Motor
- 1 x 37x66mm Solar cell
- 1 x GMW Motor mount
- 4 x 3/8 inch Steel marbles
- SolarEngine circuit board & components
- Assembly hardware
- Intermediate skill level - Ages: 12+
- Soldering tools required
- Basic hand tools required (Phillips screwdriver, craft knife, wood glue)
- No batteries required (It is solar powered)
- 3 Hour build time