See them grow

Readers will discover how an egg grows into a tadpole and then into an adult frog.

Readers will discover how an embryo inside an egg grows into an adult chicken.

Readers will discover how an embryo grows into a puppy and then an adult dog.

Readers will discover how an embryo becomes a nymph and then molts into a grownup dragonfly.

Readers will discover how a caterpillar wriggles free from an egg, forms a chrysalis, and eventually emerges as a butterfly.

A painted turtle warms its body on a rock. It was once a tiny embryo inside an egg. So how did it develop? Beginning readers will discover how an egg grows into a turtle in this basic introduction to animal development.