Chris P. Beaverbrook was once born with malformed legs, but with the assistance of a wheelchair made of construction toys, he’s change into a hero to people with similar challenges.

Nancy Furstinger profiles Chris P. Beaverbrook and plenty of other animals in Unstoppable—all of whom are making their way around with the assistance of prosthetics, braces, orthotics and wheelchairs! Readers will meet the caretakers, prosthetists, vets, and loving families that lend a hand to make recovery conceivable. Furstinger offers a glimpse into the state of the art technologies, such as 3D printing and brain-controlled prosthetics, which might be helping to toughen the lives of animals and humans alike.