About the game

You are Zack. Zack's just a regular kid. Juggle balls with unique properties through platforming puzzles to a goal at the end of each stage. Help Zack fill his treasured book of stickers to unlock optional challenge levels, where you race against the timer to destroy targets as fast as possible. Features Precision-platforming puzzle-stunt game. Multiple ways to conquer 100+ levels. 55 unique stickers to collect. Unlock and play as 8 different characters.

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 "MY GAMES" tab and start downloading.

System requirements