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Perimeter pickle Brainteaser

by David, 2 October 2019 | 0 comments

Brain icon

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.

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Climb through a hole in a sheet of paper Activity

by David, 28 April 2015 | 4 comments

Someoen is cutting along the fold of the sheet of paper.

Most people are a lot larger than a piece of paper. But in this activity, you’ll be able to squeeze through a hole in a sheet of paper. With practice, you might even be able to fit through a hole in a business card!

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