Abigail and John, the Templeton twins, and their dog Cassie, foil a pair of inept kidnappers intent on stealing one of their father's newest inventions.
All his life, Dawson has been inventing things, repairing toys in unusual ways, and helping clean up his neighborhood by reusing discarded objects, but when his Vacu-Maniac malfunctions it is his friend Mooey whose brainpower saves the day.
"Fifth-grader Sammy Hayes-Rodriguez struggles to fit in when his inventor mother requires him to take her latest creation, a robotic 'brother, ' to school with him to learn to become a student"--