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Maths posts

Joining five dots brainteaser Brainteaser

by David, 10 November 2021 | 2 comments

Brain icon

Difficulty: Extreme! Ziqi’s teacher loved puzzles, and posed a difficult challenge: “Draw five dots on a piece of paper. Now, connect each dot to every other dot. Each pair of dots needs to be connected by a line, which doesn’t need to be straight.”

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Coloured cups brainteaser Brainteaser

by David, 20 October 2021 | 2 comments

Brain icon

Difficulty: Tricky Scarlett, Azure and Jett were drinking tea together. There was one scarlet red teacup, one azure blue mug and a jet-black tea glass. None of them had a cup that was the same colour as their own name. After a while, Scarlett offered to get the person with the black glass another drink….

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Zig-zag roller Activity

by David, 14 October 2021 | 0 comments

Two cardboard shapes held together with tape, one green, one white.

This weird, wonderful shape is called a sphericon and it has a strange way of rolling. It wiggles back and forth as it trundles downhill!

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Reshuffling cars brainteaser Brainteaser

by David, 13 October 2021 | 0 comments

Illustration of Y shaped street with 6 cars labelled A,A,B,B,C&C. The two A cars are in the lower street but want to be in the street on the left. The two B cars are in the left and want to be right and the two C cars are right and want to be on the lower street.

Difficulty: Extreme! Terri runs a car showroom. It has 3 roads to park cars on, which all meet in the middle of the showroom. Terri can fit 3 cars on each road. If she tries to park a fourth, it blocks the intersection in the middle. At the moment, there are 2 Audis on one…

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Uncommon units – a quick quiz Quiz

by David, 6 October 2021 | 0 comments

Scientists measure all kinds of things, from plants to planets. And sometimes, they invent strange scales to measure things against – as you’ll discover in this quiz!

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Time to shake brainteaser Brainteaser

by David, 30 September 2021 | 0 comments

Brain icon

Difficulty: Tricky Last week, there was an earthquake near Mount Buller in Victoria. The shaking reached central Melbourne around 9:16:30, and Canberra at 9:17:30. It’s 120 kilometres from the earthquake epicentre to central Melbourne, and 360 kilometres from the epicentre to Canberra. From the epicentre to Sydney, it’s 600 kilometres. What time did the shaking…

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How many hats? Brainteaser Brainteaser

by David, 13 September 2021 | 3 comments

Brain icon

Difficulty: Extreme! The geology club was on its way to check out a fault line. As the minibus cruised down the highway, several club members realised they had forgotten their hats.

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Cheers make champs! News

by David, 2 September 2021 | 0 comments

Crowd of football fans waving flags from the stands.

Have you ever been to a football game? It’s exciting to cheer on your team in a stadium full of fans. But have you ever wondered if your cheers make a difference? With sports being played in empty stadiums during the COVID-19 pandemic, researchers have found that home advantage has disappeared along with the crowds.

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Hungry giraffes brainteaser Brainteaser

by David, 26 August 2021 | 0 comments

Difficulty: Tricky Kimya the giraffe can eat a bale of hay in 3 days. Little Azizi can eat a bale of hay in 6 days. If they both share a bale of hay, how long would it last?

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15 ways to have fun with food Activity

by David, 19 August 2021 | 0 comments

Small plate of coconut covered marshmallows

There’s a tonne of science in food. Here are 15 of our favourite food-related science activities to tickle your brain and tantalise your tastebuds!

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