Riddles and brain teasers are such brain-boosting activities that are fun and help sharpen our minds, as they break out of our usual patterns of thinking, and have a little fun in the process. Brain ...

Brain-training games remain unproven, but research shows what sorts of activities do benefit cognitive functioning.

A tricky maths brain teaser shared on X left users stumped, sparking debates and frustration over the correct answer.

Now in its 15th year, the unique and interactive fundraiser is just a piece of the nonprofit’s larger puzzle of solving ...