Auteur: Bob Pflugfelder

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« Science Bob » Pflugfelder is an elementary school teacher based in Newton, Massachusetts. Steve Hockensmith writes mysteries in Alameda, California. Their previous collaborations include Nick and Tesla »s High-Voltage Danger Lab, Nick and Tesla »s Robot Army Rampage, and Nick and Tesla »s Secret Agent Gadget Battle.




8 Ebooks par Bob Pflugfelder