Crazy contraptions

build Rube Goldberg machines that swoop, spin, stack, and swivel : with hands on engineering activities

"Presents machines designed by Goldberg, which were based on complicated chain reactions and used to accomplish simple tasks"--OCLC.

9781544438801
book

Holdings

hidmidmiidnidwidlocation_codelocationbarcodecallnumdeweycreatedupdated
362065869550382439837959914827CCMS139CCMS099748621.8 PERDEW621.816624679571742569409