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Maths posts

Tricky cycles Brainteaser

by David, 15 April 2020 | 0 comments

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Difficulty: Fun Tommy’s part of a group that’s out breaking the rules. They’re going for a ride together instead of social distancing. Each member is on their own vehicle. Some of them are riding bikes and some are riding trikes, with three wheels instead of two. If there are 22 riders and 47 wheels, how…

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The sound of a bubble bursting News

by David, 9 April 2020 | 1 comments

What happens when a bubble pops? Does it make a sound? What causes that sound? A team of French scientists have all the answers.

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Spotlight spin Brainteaser

by David, 1 April 2020 | 0 comments

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Difficulty: Taxing Gillian is running the lights for a big musical. The spotlight has a rotating circle of six frames that she puts filters (like cellophane) in, allowing her to change the light’s colour.

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Maths fun you can have at home Activity

by David, 27 March 2020 | 2 comments

A round ball made of colured paper.

Across Australia and around the world, lots of kids are staying home to help stop the spread of COVID-19. Here are a whole bunch of fun maths activities to keep you busy!

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Diagonals on a grid Brainteaser

by David, 18 March 2020 | 1 comments

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Moein is messing about with some pieces of graph paper. He’s cut out some rectangles, and he’s ruling a line from the top left corner to the bottom right corner of each piece of paper. Then he plans to count the number of squares that each diagonal goes through.

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Chocolate cut Brainteaser

by David, 4 March 2020 | 0 comments

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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.

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Kiwifruit combos Brainteaser

by David, 19 February 2020 | 0 comments

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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.

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Inca quipu numbers Activity

by David, 6 February 2020 | 0 comments

a lot of knotted strings all tied together.

People record numbers in lots of different ways. This method was used by the Inca people and many others who lived near the Andes Mountains of South America.

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Difficult donkey Brainteaser

by David, 5 February 2020 | 5 comments

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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.

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A Christmas packing puzzle Activity

by David, 24 December 2019 | 0 comments

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

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