How to play
Tap every time a rung lands in the box. Good timing builds a combo and the wheel speeds up. Three misses and you are out.
Tap or space
Free in your browser, with ten levels that get harder. No account; your best scores stay on your device.
The real story behind it
Wild mice run on wheels too.
Researchers left an exercise wheel outdoors in the Netherlands and filmed it at night. Wild mice turned up and ran on it, with no reward on offer.
Meijer and Robbers · Proceedings of the Royal Society B, 2014
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