Books in Looking at Life Cycles series

Some reptiles lay eggs and some give birth to live young. In this book, readers learn about the reptile life cycle beginning in both ways. The main content gives a simple overview of the steps included in the reptile life cycle accompanied by helpful diagrams to aid readers understanding of this common science curriculum topic. Written with struggling readers in mind, this volume gives explanations in accessible language, which also makes it an excellent source for any reader to review the topic.

All birds lay eggs, but the size, shape, and colors are very different. Do these differences change the bird life cycle? Readers learn about the general life cycle of a bird from when the egg is laid to the different life-spans of various types of birds. Written specifically for students in need of review or extra help, this book gives a concise overview of a topic commonly included in science curricula. Alongside the main contents simple explanations, colorful diagrams provide readers another way to learn about bird life cycles.

The frog grows from humble beginnings as an egg in a pond, advances to a legless, swimming tadpole, and finally sprouts appendages and becomes the strong-legged jumper we know and love. This book traces the life stages of the hopping amphibian with bright color images and easy to follow language. There is also a photographic life cycle summary for easy reference.