Flipping through a deck of cards in the library as her friends and classmates slough through books and papers means that, sometimes, people want answers from Carolyn Chen. "I usually have to reassure ...

LOOK, I’ve got nothing up my sleeves. There are magic tricks that work by sleight of hand, relying on the skill of the performer and a little psychology. Then there are so-called self-working magic ...

Add Yahoo as a preferred source to see more of our stories on Google. Math shouldn't be harder than finding the last matching sock in your laundry. These clever shortcuts convert head-scratching ...

Learn the secrets behind card tricks, including step-by-step instructions for performing them, along with the mathematical ideas the tricks illustrate.

Sometimes there are hidden patterns in numbers you might not immediately notice. One example of this is in barcodes, the sequences of digits we use to identify products. Try it yourself – find an ...

Struggling with the 11 times table? Don’t worry—you’re not alone. For many secondary school students aged 12 to 16, multiplying by 11 can feel tricky, especially when trying to do it quickly in your ...