ROKR Waterwheel Marble Run (LG501)

by ROKR

★ Best for: A classic wheel mechanism

A waterwheel-themed ROKR marble run, model LG501.

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Why we recommend it

A marble run is a small machine in two halves: a lift that raises the marbles, and a track that lets gravity bring them back down. Getting it to run reliably is all about alignment and timing — a good first lesson in why a robot arm's repeatability depends on tight tolerances. A waterwheel-themed ROKR marble run, model LG501. Check the listing for the exact piece count and build time before you choose.

At a glance

Type	Marble run
Model	LG501

ROKR Waterwheel Marble Run (LG501)

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