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Unripe bananas are green, ripe ones are yellow and overripe bananas are brown. But can you make a banana that’s half brown and half yellow?

This quiz is all about mums. See if you can get 5/5 in this mother of all quizzes!

By Fiona Midson and Beth Askham Here is a quantifying quiz for you to gauge! Answer these questions to see if you measure up.

There’s a lot of waste in how we make, use and dispose of clothes. CSIRO is looking for ideas to make fibre and materials more sustainable, and build a recycling, environmentally friendly, circular fibre industry.

Instead of biting with poison, boa constrictors wrap themselves around their prey and squeeze them to death. But if a boa constrictor’s squeeze can kill, how does the snake survive the pressure without suffocating themselves?

Oranges are delicious and packed with vitamin C. Their peel is also packed with a flashy, flammable chemical secret!

By Fiona Midson and Beth Askham This quiz is full of juicy facts! Can you keep your score sheet clean and get 5/5?

By Fiona Midson and Beth Askham Here is ‘acute’ quiz for you to size up! Answer these questions to see if you are in shape.

By Jacinta Bowler This image of the Argyre Planitia on Mars really is out of this world! Taken back in February 2021 by the ExoMars Trace Gas Orbiter, it shows Mars’ chaotic terrain of mounds, ripples and huge blue ‘dust devil’ tracks.

By Fiona Midson and Beth Askham Here is a sweet quiz to test your olfactory knowledge. Can you score 5 out of 5 and come up smelling like roses?