Crazy Machines is a puzzle video game series that challenges players to create complex contraptions using various objects and tools. The goal is to solve puzzles by connecting items in creative ways to achieve a specific outcome, such as moving an object or triggering an event. The game features a wide range of components, including levers, gears, and ramps, allowing for endless possibilities in design. Players can experiment with physics and mechanics, making it an engaging way to learn about problem-solving and engineering concepts while having fun.