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What on Earth can jump the highest? Olympic high jumpers can clear more than 2 metres. Pumas might be the best animals at jumping, able to leap 7 metres into a tree. But a team of researchers from the USA have just made a robot that jumps higher than any animal!

Want to reach out and touch something with a puff of air? This tiny air cannon shoots vortexes of air that can be felt from metres away!

Here’s a classic activity with a showy twist. Surprise your friends by inverting a water bottle without spilling its contents!

Do you like to prank your friends and family? Give this little contraption a go. It’s the perfect thing to make someone jump, without causing any harm.