Search results for ""author bob pflugfelder""

Uncover a secret agent and build spy gadgets with twin sleuths Nick and Tesla in this zany, action-packed middle grade adventure by 'Science Bob' Pflugfelder!

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Uncover a secret agent and build spy gadgets with twin sleuths Nick and Tesla in this zany, action-packed middle grade adventure by 'Science Bob' Pflugfelder!

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In this third installment of the series, 11-year-old whiz-kids Nick and Tesla discover that someone in the quiet town of Half Moon Bay has placed their beloved Uncle Newt under electronic surveillance-but who is spying on him, and why? To expose the secret agent, Nick and Tesla build all kinds of outrageous contraptions. Throughout the book, the narrative is interrupted by blueprints and instructions so that budding young inventors can follow along. Science and electronics have never been so much fun!

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In this second novel of the Nick and Tesla series, the precocious brother-and-sister duo find themselves solving another baffling mystery. As the story opens, their Uncle Newt takes a consulting gig at a cut-rate amusement park, engineering animatronic figures for a cheap Hall of Presidentsknockoff. One perk of the job is that Nick and Tesla have unlimited access to the amusement park all summer long-but the kids quickly discover that one of the park employees has a sinister plan. They'll have to build a few robots of their own to foil him! Readers are invited to join in the fun as each story contains instructions and blueprints for five different projects. Learning about science has never been so dangerous-or so much fun!

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Super-smart kid inventors Nick and Tesla Holt have outsmarted crooks, spies, and kidnappers, but now it's time to crack their biggest mystery yet: where the heck are their parents? With the help of their eccentric Uncle Newt, the twins trace the clues to their missing Mom and Dad, scientists working on solar-power research for a clandestine government project. They'll need all their wits, along with an assortment of homemade gadgets, to outsmart the criminal mastermind who's trying to turn solar power into a secret weapon. Featuring instructions for building and using five awesome solar-powered contraptions-a hot dog cooker, alarm bell, listening device, model car, and nighttime LED signal cannon-this sixth installment is sure to please budding scientists and sleuthers alike.

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Bright siblings-and amateur inventors-Nick and Tesla Holt are back in this fourth instalment. With the mystery of the spy's identity solved, the kids face a whole new crop of questions about their parents' mysterious disappearance. To unravel the mystery, they'll have to come up with all-new cyborg gadgets together with their zany scientist Uncle Newt and their friends Silas and DeMarco.

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