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An odd observation Brainteaser

by Ariel Marcy, 30 August 2023 | 2 comments

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Difficulty: Tricky Alex is playing a dice game with 2 standard 6-sided dice, one red and one blue. Each die has faces numbered from 1 to 6. Alex rolls both dice and adds up the numbers on the top faces. After a while, Alex notices that the sums are always between 2 and 12 and…

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Messy measuring Activity

by David Shaw, 17 March 2022 | 0 comments

Green wire laying on a messy grid of lines

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

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