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This quiz is all about shiny things. Will there be a glimmer in your eye as you get 5/5?

Do you know how frogs breathe? We do! Test your knowledge in our latest quiz covering topics from plants and stars, to rocks and bytes.

Here’s a tricky puzzle for you! An eight pointed star, and seven coins. Can you put all the coins onto the star?

Written by Sarah Kellett Our Sun has a neighbour, and it’s as cold as the North Pole. An invisible brown dwarf has been found a mere 7.2 light years away, by space telescopes searching in the infrared.