For launch Cut the Rope for IE9 features 25 candy-filled levels (with 7 unlockable in the game itself).
Play Cut the Rope for free in your browser
Unlock extra levels
Pin Cut the Rope to your Windows taskbar to unlock additional levels unique to this version.
Pinning to your taskbar is easy: Drag your Cut the Rope browser window by clicking next to the address bar - you should see the prompt 'Drag to taskbar to pin site'. Drag it over your taskbar to successfully pin it.