Rube Goldberg was a Pulitzer Prize winning cartoonist who built crazy, ridiculously complicated contraptions to do simple things. Dominoes, funnels, tubes, pulleys, toy cars, tubing, butterfly net, marbles, string, slinky, rubber bands, motorized toys are all things that could be used in a Rube Goldberg Machine. We have all the materials you’ll need to make up your own ridiculous inventions.