From oceans and lakes to people's bodies, tiny creatures live everywhere. They are too small to see with the eye. Microscopes make it possible to view their world. Take a closer look at what makes these life forms so amazing.

Engage your most struggling readers in grades 4-7 with Red Rhino Nonfiction! This new series features high-interest topics in every content area. Visually appealing full-color photographs and illustrations, fun facts, and short chapters keep emerging readers focused. Written at a 1.5-1.9 readability level, these books include pre-reading comprehension questions and a 20-word glossary for comprehension support.