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Difficulty: Tricky Sian is making a big, shiny cube in Minecraft. It will be 10 blocks wide, 10 blocks deep and 10 blocks high. The outer layer of blocks will be made of gold. Everything inside the cube will be made of obsidian. Will Sian need more gold blocks, or more obsidian ones?

Through thick and thin, we love a quick quiz! We think this is one of our hardest quizzes yet. Do you have the knowledge to thin out the clues and get full marks?

There’s something soothing about a cup of lemon tea. But there’s some fun chemistry happening in that cup too!

Misrak was looking at the birthdays in her family. After a bit of maths, she realised that her father’s age and her grandfather’s age had the same digits, but swapped. When she added their ages together, she got 121. Her grandfather was aged between 20 and 40 when her father was born. Can you work […]

If you showed a movie to Nemo the clownfish, he wouldn’t be very impressed. The problem is, clownfish see colours differently to us humans. But worry not! Scientists from the University of Queensland have a TV for clownfish eyes.

This quiz is all about the seventh continent, a land of ice, penguins and very cold scientists. Can you find the answers to get full marks?

Mushrooms are strange looking things that grow out of the ground, but what do they actually do? Uncover their secrets, and find the beautiful starburst they have hiding inside them!

Difficulty: Tricky Ollie the space octopus is lost! She’s trying to get back to her home planet – the blue circle – and she needs some help. Ollie’s spaceship has special engines. They cause the spaceship to fly in a straight line, but whenever they hit a yellow star, they must make a right-angle turn. […]

Imagine you’re a tangle-web spider, and you’ve just snared a nice big critter for dinner. Sounds great, huh? Except there’s a problem. Dinner is 50 times heavier than you, and it’s trying to escape. What’s a spider to do?

Don’t let this quiz get under your skin! We’re investigating skeletons, but don’t get spooked. Get those bones moving and see if you can get full marks.