Adult coloring books have become a popular tool for relaxation, providing a creative outlet that helps reduce stress ...

While each product featured is independently selected by our editors, we may include paid promotion. If you buy something through our links, we may earn commission. Read more about our Product Review ...

While each product featured is independently selected by our editors, we may include paid promotion. If you buy something through our links, we may earn commission. Read more about our Product Review ...

Educational apps always seem impressive at first. Parents see the bright screens, the cheerful voices, and the promises about faster learning. It feels like these apps should help kids pick up letters ...

We don’t look at polka dots twice. Our brains immediately recognize that they’re a repeating pattern of dots. The same goes for plaid, chevron or any kind of design. We’re also able to look at a bunch ...

A detail of the Mandelbrot set, a fractal named after Benoit Mandelbrot, the French mathematician who investigated it in the 1970s. If you were to zoom in at any point on the intricate, wiggly line, ...