Makes Breakfast with Rube Goldberg Machine, Designed by Yuri Suzuki and Masa Kimura, the Breakfast Machine will make you a complete meal consisting of omelets, coffee, orange juice and toast with jam. The steps are annotated with chalk.
The Wall Mounted Marble Roller Coaster - Hammacher Schlemmer - This is the wall-mounted marble roller coaster kit that allows children to design and build a vertical track that sends marbles on exhilarating, sheer descents.
Build a Chain Reaction with Popsicle or Craft Sticks
DIY Marble Run Craft, This peg board marble run involves creating a clacking, whacking gumball machine that runs without electricity, all with parts found in the kitchen and toy box. A complete operation tutorial was provided.