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In this fun-filled, action-packed middle grade novel, three young inventors are offered the chance to work at the renowned Dr. Flax's laboratory -- where dazzling science, new friendships, and killer robots await. . When Theresa Brown wins the Charleston County Middle School Science Fair, she receives the opportunity of a lifetime -- an invitation to celebrated scientist Dr. Flax's laboratory and a summer spent building the invention of her dreams. Along with the second- and third-place finishers of the science fair, Theresa is whisked off to a world of robots, excitement, and danger. Dr. Flax claims his inventions are going to help stop climate change and make the world a better, safer place, but is that true? And can Theresa and her friends get to the bottom of the mysteries of his laboratory?.