Eric Walker added How to Pass The Pepper While Social Distancing - YouTube to Rube Goldberg devices

Eric Walker added 250,000 Dominoes - The Incredible Science Machine: GAME ON! - YouTube to Rube Goldberg devices

Eric Walker added 250,000 Dominoes - The Incredible Science Machine: GAME ON! - YouTube and How to Pass The Pepper While Social Distancing - YouTube to Rube Goldberg devices, and added Rube Goldberg devices to Sports, leisure and entertainment

Eric Walker added a number of topics and a number of links to Sports, leisure and entertainment, and added Sports, leisure and entertainment to Society