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It might seem like a silly question to ask. After all, it depends on how big the rectangle is, and also the size of the squares you’re packing it with. With a big rectangle and small squares, you could fit a million, a billion or even more. But what if you have infinity squares? Is […]

Difficulty: Tricky Jasper had a regular (sides and angles all the same) hexagon with 10-centimetre sides, and 3 regular triangles with 10-centimetre sides. He put the side of a triangle against every second side of the hexagon. How many sides did this final shape have?

Do you have a favourite mug? This is my favourite. Not only does it hold my hot chocolate, it has a wicked tricky puzzle on it!

Difficulty: Tricky Keira is getting ready for school: She has 3 different shirts – one black, one white and one red. She has 3 different pairs of pants – one black, one white and one red. She has 3 different pairs of shoes – one black, one white and one red.

By Louise Molloy The crust under your feet – it’s on the move! But we’re not talking about the edge of your toast. This crust is the outer layer of our planet. The Earth’s crust has been on the move for millions, and even billions, of years. There’s an exciting new theory looking at why […]

Here is an acoustic quiz for you to sound out! Answer these questions and get some good vibrations.

Here’s an old game with a modern twist! Compete with your friends to pop the last bubble.

Difficulty: Tricky Last week I flew from Canberra to Brisbane. The plane took off at 2.00 pm, flew 1,800 kilometres at 900 kilometres per hour, and landed at 3.00pm. On the way home from Brisbane, the plane took off at 8.00 pm. Assuming it flew at the same speed, when did it land in Canberra?

By Louise Molloy They’re very rare. They’re very fragile. They’re the amazing, fossil bearing rocks found at McGrath’s Flat in central NSW.

By Beth Askham Why not try your hand at some food science? It’s as easy as apple pie to make these fruit straps. Then, pop the fruits of your work in your lunchbox as a sweet and delicious snack.