They've had a big makeover in the last few years and now there’s plenty of paint by numbers kits you’ll actually want to hang in your home and not just shove in a cupboard after completing them.

An activity you may recognize from your childhood is making a comeback for adults. Paint-By-Numbers ... well activities like paint by numbers reduce stress. Coloring (or painting) within lines ...

Color by Number is a fun option for fans of pixel art ... appear at the bottom of the screen — and very relaxing for adults, providing an almost meditative immersive experience.

But most users are adults — the average user age of color-by-numbers apps is around 30. Coloring apps are having a moment. Of the top free apps in the App Store right now, four of the top 25 are ...