Junk drawer ecology : 50 awesome experiments that don't cost a thing / Bobby Mercer
by Mercer, Bobby, 1961- (Author)
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Summary
Kids of all ages can use recycled and repurposed household items to complete exciting and green ecology experiments. Junk Drawer Ecology is a hands-on guide to saving the planet. Fun, free science activities help kids of all ages learn about the science of our planet's ecology. The environment is ch... Full description