From the publisher website: Featuring captivating visuals, an original music score, and 60 levels that range from the facile to the extremely challenging. Tinker is an isometric two-dimensional puzzle available for free. Tinker features a tutorial level to get you started. What are you waiting for? Get Tinker for free when you download Games for Windows - LIVE. Start Tinkering. Guide your small robot through 60 different levels of inventive mechanisms, switches, lasers, teleporters, and more! Earn Tinker Achievements only available through LIVE. Enjoy 3D graphics that enhance the majestic clockwork world!