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The Time Machine: And Other Cases (Einstein Anderson, Science Detective, Bk 4)
The Time Machine And Other Cases - Einstein Anderson, Science Detective, Bk 4 Author:Seymour Simon, S. D. Schindler (Illustrator) Readers are invited to have fun matching wits with this junior science detective called Einstein, as he investigates and explains ten mind-boggling mysteries of science -- from why his friends rocket doesn't work to speeding up slow-moving ketchup.