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Difficulty: Tricky Dennis and Richard went on a tour of a chocolate factory. At the end of the tour, they went to the reject room, where the tour guide gave Dennis a strange block of chocolate.

Difficulty: Tricky Chloe is researching kiwifruit. Kiwi plants are unusual compared to many plants, as they’re either male or female. To make a kiwifruit, you need pollen from a male plant to fertilise a flower on a female plant.

Difficulty: Taxing Darryl wants to ride his donkey from Alphaville to Betatown. The donkey is always hungry and will only walk if Daryl keeps feeding her apples.

Merry Christmas! Here’s our maths gift to you – a puzzle.

Difficulty: Taxing I have a collection of strange dice.

Difficulty: Tricky Janet is afraid of the dark, especially dark caves and tunnels. Today Janet must catch the train into town. But there’s a problem. As soon as the train leaves the station, it goes into a tunnel.

Difficulty: Fun Sienna’s teacher is writing up a wicked problem on the board. First, the teacher writes all the numbers from 1 to 99. Then they erase 10, 20, and all the other numbers that end in 0. “Listen up!” the teacher announces. “I want you to multiply all the numbers on the board.

Difficulty: Fun Sergio is an electrician repairing a power line. There’s a stretch of eight, evenly spaced power poles he’s working on. The distance from the first to the fourth is 120 metres. What’s the distance from the first to the eighth pole?

Difficulty: Tricky I’ve got a square piece of paper, with lines for writing on both sides. Right now, the lines are running up and down the page. To get the lines running left and right, I could rotate the page, but that’s too boring. Can I do it by flipping the page instead?   Scroll […]

Difficulty: Tricky Imogen has had enough of her goats getting into her veggie patch. She’s bought wire and poles, but before she starts building, she must work out what shape fence she needs.