Strange metal contraption found in a desk drawer. The wheel spins

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Strange metal' sends quantum researchers in circles

Strange metal contraption found in a desk drawer. The wheel spins, and the keylike paddle on its side moves when the wheel does. The wheel has tiny bumps that are too dull

50 mesmerizing desk toys that could replace your Newton's cradle - CNET

Poke the Box: When Was the Last Time You Did Something for the First Time?: Godin, Seth: 9781591848257: : Books

steampunk Archives - Andrew Knighton Writes

Mind Reader Network Collection, Rolling File Cabinet with Removable Dr – Mindreaderstore

50 mesmerizing desk toys that could replace your Newton's cradle - CNET

The Dynamics of Capitalism — James Flint

making a small jewelry box but it warped when the inside was cut

50 mesmerizing desk toys that could replace your Newton's cradle - CNET

to open next chapter. - NASA's History Office

Build Your Own Combat Robot

A heavy metal contraption with an electrical component, rubbery desk surface, wheels, and no markings/company name : r/whatisthisthing