When their parents mysteriously vanish, they’re sent to live with their Uncle Newt, a brilliant inventor who engineers top-secret gadgets for a classified government agency. It’s not long before Nick and Tesla are embarking on adventures of their own—engineering all kinds of outrageous MacGyverish contraptions to save their skin: 9-volt burglar alarms, electromagnets, mobile tracking devices, and more. Readers are invited to join in the fun as each story contains instructions and blueprints for five different projects. In Nick and Tesla’s High-Voltage Danger Lab, we meet the characters and learn how to make everything from rocket launchers to soda-powered vehicles. Learning about science has never been so dangerous—or so much fun!

    To do that, she must finish eighth grade, then go on to high school. But her dream falters when the one-room school in her remote Colorado town shuts down. Her only hope is to keep the school open without anyone finding out. Yet even a secret school needs a teacher. Ida can't be it. . . . Or can she?In the spirit of The True Confessions of Charlotte Doyle, Newbery Medal winner Avi creates an inspiring story of a headstrong girl determined to control her own destiny.