About the game

Circles is a unique, intuitive puzzle game where everything responds to your mouse. It presents itself without any text and asks you to experiment.By simply moving the cursor, you’ll uncover the underlying rules of each circle. According to the movements you make, they grow, shrink or move around the screen. Experiment and find your way to the end point to complete each level. Features 90 levels + extra challenges 4 unique modes for replayability Unique and intuitive gameplay Does not contain a single word Based completely on mouse movement Atmospheric and interactive music Lots and lots of circles

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