by David, 27 June 2018 | 0 comments

Kelly has a pet store. She recently got in a whole litter of puppies and tried to sell them all. On the first day, she sold half of the puppies, plus half a puppy.

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by David, 13 June 2018 | 4 comments

I caught a bus the other day with a very interesting number.

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by David, 30 May 2018 | 0 comments

I want to find a number that is divisible by three. I also want all of its digits to be 8s. Does my number exist?

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by David, 17 May 2018 | 0 comments

Here’s a traditional card game that’s bound to get your brain pumping. Being able to add up will help, but there’s plenty more to puzzle over!

Continue reading Play Scopaby David, 16 May 2018 | 0 comments

You probably know that half of 12 is six. But the other day, I caught a glimpse of a clock peeking between buildings. At that moment, I noticed that sometimes, half of 12 is seven. How is this possible?

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by David, 2 May 2018 | 1 comments

When you multiply a whole number by itself, you get a square number. When you take three copies of a whole number and multiply them all together, you get a cube number. There’s only one two digit number that is both a square and a cube. Can you work out what number it is?

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by David, 18 April 2018 | 3 comments

Jenny’s hard at work on a building site. This problem will tax her brain as well as her brawn!

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by David, 4 April 2018 | 0 comments

Terri’s just about to leave to go to a party. She’s trying to work out whether to walk or ride her bike. If she walks at a brisk pace of 5 kilometres per hour, she’ll be an hour late. If she rides her bike at 10 kilometres per hour, she’ll be an hour early! How…

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by David, 21 March 2018 | 4 comments

You’ve just received a secret coded message: AD, BA, BH, CE, DB, DI, EF You know it follows a pattern, but can you work out what pair of letters come next?

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by David, 7 March 2018 | 2 comments

1936 is a square number. That means you can make it by multiplying a whole number by itself: 1936 = 44 x 44

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