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Difficulty: Taxing Terri’s destructive testing lab is very popular. The most important piece of equipment is an electric-powered ram that smashes into samples to see how tough they are. It’s powered by capacitors, and by changing the number of capacitors that are plugged in, Terri can control how powerful the ram is.

Penguins come in many shapes and sizes, from little penguins all the way up to kings and emperors. But millions of years ago, penguins were even bigger, and studying these gigantic birds can teach us a lot about evolution.

Scientists aim for accuracy, but it’s not always possible to be exactly right. This quiz is all about getting close, and not always close enough! So how close to full marks can you get?

Did you know you can control the speed of a splash? Time to make some speedy waves, before using a neat trick to slow them down.

Difficulty: Fun The extension is finished! Five new classrooms have been added to the main building. But there’s a problem. The corridor to the new classrooms is very busy. When the bell goes, lots of students stream out of the extension, while others rush in. It gets really crowded!

By Hannah Evans The depths of oceans are mysterious. Since Earth’s surface is covered by over 70% ocean, there is a lot to explore. But during a pandemic, it’s a bad idea to fill a research ship with scientists from around the world. Many research ships have stopped sailing, but not all of them!

There are some giant things lurking in these questions. Some of them are easy to spot, and others are hidden. Can you uncover all the answers?

Difficulty: Tricky Dolly bought a special cheese. It comes in a square block that’s 5 centimetres wide, 5 centimetres deep and 5 centimetres tall. It’s also coated in wax on all sides. Without removing the wax, Dolly cuts the cheese into 1 centimetre cubes. Can you work out how many cubes have wax on them?

By Andrea Wild Imagine you’re a scientist working on SARS-CoV-2, the virus causing the disease COVID-19. Your lab is at the Australian Centre for Disease Preparedness (ACDP) in Geelong, Victoria.

This quiz has a focus on bodies, from celestial to human. How much do you know about the universe? Do you really know how you’re put together? Answer these questions to find out!