Logiblocs is the electronic discovery system that helps children understand the world of technology that we live in. By plugging the blocs together, children can build control systems and various gadgets that are fun and useful! Communicate with secret messages like spies! The Spy Tech Kit introduces kids to electronics and computer science in a creative and fun way. You can design and make cool spy gadgets using Logiblocs. Over 30 projects and applications included such as Coin Guard, Surprise Message Box, Door Bell, Intruder Warning Device, and many more. You can do loads of things with this kit, including a chance to test your logical skills. All Logiblocs interact with each other. Combine this kit with the other Logibloc Kits available to increase the power and flexibility of your experiments!