All around the world - in the sea, in the soil, in the air, and in your body!
There are living things so tiny that millions could fit on the period at the end of this sentence. And they're busy doing all sorts of things, from giving you a cold and making yogurt to eroding mountains and helping to make the air we breathe.
In this amazing book, find out how the smallest things on the planet do some of the biggest jobs!
A National Science Teachers Association Outstanding Science Trade Book for Children A Cooperative Children's Book Center Choices List Selection
Also available: Many: The Diversity of Life on Earth Grow: Secrets of Our DNA
