But you can also remap other key functions such as Ctrl, Shift, Alt, various click and scroll mouse functions, and also launch other game profiles and third party programs.

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While the Mobile Mouse has just the Start key and a scroll wheel, though, the bigger Comfort Mouse takes things a step further: the button there doubles as a capacitive surface you can swipe to toggle through open programs in Windows 8.

ENGADGET

If you really want to cut through huge blocks of text, you're still better off using the scroll wheel on your mouse.

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In our hands-on demo, we stared at a world map, and then used the scroll wheel on a mouse to zoom in on that particular country.

ENGADGET: Hands-on with Tobii REX, a peripheral that brings eye-tracking to any Windows 8 PC (video)

Users can easily browse and navigate through the Smart TV ecosystem using LG's four-mode Magic Remote, which acts as an air mouse with point and click, gesture commands, a scroll wheel and voice recognition.

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Moving on, the Zone Touch Mouse T400 has a touch strip that you can use to move up and down through pages, as well as scroll through the live tiles on the Start Screen.

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