Tagged With math

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The coin flip, the ultimate 50-50 choice, is actually a little biased. According to a Stanford study, even a fair coin is about 51 per cent likely to land on the same face it started on. And if you spin instead of flipping, even a slightly weighted coin is much more likely to land on its heavier side. (A spun penny lands tails-up 80 per cent of the time.) But there's a cool maths trick for getting a fair result from an unfair coin.

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Just how likely does "probably" sound to you? To some people, "probably" means that something is practically locked in. To others, it means the likelihood of something happening is highly dubious. This graph assigns percentage values to a range of common phrases relating to probability. Turns out you should say "almost certainly" instead of "probably" if you want to minimise doubt.

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According to a 2013 Yale study, when facts seem to contradict your political opinions, your brain will work so hard to protect your beliefs that you'll do worse at maths. And surprisingly, the effect is stronger on people who are usually good at maths.

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There are tons of different ways to teach your kids basic maths concepts, but if you're looking for something a bit more fun, the folks over at Scholastic have a guide for using LEGO bricks to teach concepts like fractions, square numbers, and more.