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School Library Journal
Reviewed on June 1, 2008
Gr 3-5 In this addition to the series, Alex, scientific genius and creator of the world's first cardboard-box spaceship, has hit a developmental snag. His partner in crime, Zoe, tells him that, due to the theory of relativity, any interplanetary space travel will return them to Earth 50 years older than their friends and relatives. Alex decides to create a time machine to compensate, but gives up after he accidentally transforms his...Log In or Sign Up to Read More
Horn Book Guide
Reviewed on January 1, 2008
Alex is a genius when it comes to building with cardboard. He's made a time machine, but it doesn't work quite as expecte...Log In or Sign Up to Read More
