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Difficulty: Tricky Mabel wanted to play noughts (O) and crosses (X), but she didn’t have anyone to play with. So she just took one go after another. Somehow, Mabel put Xs in 6 of the 9 squares without making a line of 3 Xs. Can you draw the board and work out which squares have […]

When people talk about fungi, what do you imagine? Mushrooms and toadstools are instantly recognisable parts, but there are many types of fungi that grow in different ways.

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?

Difficulty: Tricky Willow has a staircase with 7 steps. She likes to walk down the staircase in different ways. Sometimes she takes 1 step at a time, and other times she skips a step and goes 2 at a time. If Willow mixes up these 2 types of steps, how many different ways can she […]

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!

Difficulty: Extreme! These 2 brothers sold oranges for a living. On Monday: Josh priced his oranges at 2 for $3. He sold 30 oranges for $45. Zach priced his oranges at 3 for $4. He sold 30 oranges for $40. On Tuesday, they combined their prices, and sold their oranges in groups of (2 + […]

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

Rulers are great at measuring straight lines, but how do you measure a curvy line? Here’s one way, using a wonderfully messy diagram!

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.