Here's the 14 most ridiculous Rube Goldberg Machines ever built, in no particular order
The 10 most epic Rube Goldberg machines of all time
Rube Goldberg Machine Information: Play and Learn with Machines
Rube Goldberg Resource Guide | BrainPowerBoy.com
Websites where students can design a Rube Goldberg machine. Great practice or introduction before building a real Rube Goldberg machine. Science Gal: Rube Goldberg Design Brief
11 Brilliant Rube Goldberg Machines
This may be a great ongoing group display project for Fizz Boom Read! 10 Brilliant Rube Goldberg Machines.
16 Cool Rube Goldberg Machine Ideas
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. 16 Cool Rube Goldberg Machine Ideas, http://hative.com/rube-goldberg-machine-ideas/,
Make a cool Chain Reaction Contraption, or Rube Goldberg machine with this FREE download from Animal Jam! Have fun discovering science and don't forget to #playwild!
Build a Homemade Rube Goldberg Machine
How to Build a Homemade Rube Goldberg Machine: 10 Steps More
Cookie Delivery Rube Goldberg Machine
A Rube Goldberg machine inspired by If You Give a Mouse a Cookie by Laura Numeroff - a great way to teach cause and effect and sequencing!