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Written by Sarah Kellett Life jackets are often orange to make them easy to spot after an accident. And orange fruit have their own life jackets, all built in!

Looking for something to do this weekend? Play the time walk board game. You can download and print the instructions, game pieces and  board. Let us know what you think! If you’re after more science fun for kids, subscribe to Double Helix magazine!

Get ready to build your own paper model of the International Space Station (ISS).