Book 3 in the LEONORA BOLT: SECRET INVENTOR series! Uncle Luther is back! (And he's got another outrageously evil plan to make his fortune!) BrightWorld(TM) is a brand new amusement park built under a MASSIVE snow globe, hidden in the Perilous Desert. The park is an environmental disaster, yet tickets are selling in their MILLIONS! What's his secret?! Together with her friends and pet otter Twitchy, secret inventor Leonora Bolt must battle sandstorms, navigate the Bizarre Bazaar, and shut down Luther. . .FOR GOOD. Violet Baudelaire meets Peanut Jones in this epic STEM-themed adventure about believing in your brainpower - and yourself.