Nick and Tesla's Robot Army Rampage: A Mystery with Hoverbots, Bristle Bots, and Other Robots You Can Build Yourself, Hardcover
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Nick and Tesla's Super-Cyborg Gadget Glove: A Mystery with a Blinking, Beeping, Voice-Recording Gadget Glove You Can Build Yourself, Hardcover
Nick si Tesla in razboi cu robo-armata
Steve Hockensmith,Science Bob Pflugfelder
Nick si Tesla in laboratorul de inalta tensiune