Before anyone mentions naive illustration, notice what the soft pink does to a chalky off-white wall. The light feels warmer, the room feels slower, and the small red and blue notes give children something to follow. It brings a quiet, summery mood without going twee, and it sits as happily in a grown-up bedroom as in a nursery. Hang it above a child’s bed, a low dresser, or at the end of a hallway where you want a soft full stop. Pair it with pale wood, cream linen and a single warm metal brass drawer pulls or a small lamp. Avoid busy florals and saturated cartoons on the same wall; this one likes a little breathing room around it.