In pictures and simple text, babies in different countries and cultures go through the same rituals at bedtime.

Two siblings learn how important sleep is as they attempt to put their triceratops to bed.

"Every day before Little Fish goes to bed, he says good night to all his friends--Red Fish and Blue Fish, Eye Fish and Sky Fish, Bumble Fish and Upside-Down Fish--before cuddling up with Mommy Fish for a long night's sleep"--