BRYAN EATON/Staff photo. Team members, from left, Grace Daigle, 11, Devon Davis, 11, and Ani Mellett, 10, watch as a marble dropped is just ready to knock down Dominoes. They created a Rube Goldberg contraption, which takes a long, complicated way to do a basic function, in this case simply rolling the marble to knock down the Dominoes.

180511BEASTEMNewburyportMolinShowcase