The Blue Marble, an uninterrupted catapult-filled magnet marble runRion NakayaFebruary 5, 2018May 8, 2023
A Japanese ‘Pythagoras Switch’ Rube Goldberg Machine for charityRion NakayaJune 12, 2017September 14, 2018
Stonehenge: Moving Massive Blocks Using Simple EngineeringRion NakayaFebruary 22, 2012October 15, 2023