From the publishers site: From steam powered butlers to rocket propelled cars an amazing array of weird science is available to your Globetrotter! Welcome to Professor Pennyworth’s Weird Science Emporium. Within these pages you’ll find a variety of gadgets, weapons, vehicles, and living creations designed with the aspiring globetrotter in mind. The devices follow the same format as per the core rules, giving you the information you need to create your own variants or improve existing models. So if you’re building a moon rocket or just want to order the latest self cleaning clothes, you’ll find it in the Leagues of Adventure Weird Science Compendium.