About this game

Build amazing machines and create exciting chain reactions!In this physics-based puzzle game, you construct whimsical contraptions with fun elements. Position explosive barrels, laser guns, rockets, conveyor belts and much more in the right places to set off comical chain reactions. Discover your inner inventor, and experiment across over 200 tricksy levels. The level editor offers unlimited tinkering enjoyment: Design your own levels using a colourful collection of objects - from clothes pegs to wind machines! Features Intricate game for smart and imaginative thinkers 200 tricky levels in 5 colourful worlds Over 30 amusing gimmicks Editor to create your own levels

How to activate

Go to: http://store.steampowered.com/ and download STEAM client Click "Install Steam" (from the upper right corner) Install and start application, login with your Account name and Password (create one if you don't have). Please follow these instructions to activate a new retail purchase on Steam: Launch Steam and log into your Steam account. Click the Games Menu. Choose Activate a Product on Steam... Follow the onscreen instructions to complete the process. After successful code verification go to the "LIBRARY" tab and start downloading.