Fascinating introduction to the world of single-celled organisms recounts the feeding, reproductive, and defensive strategies employed by an array of curious cr

This beautifully illustrated book is soon to be a classic that parents, teachers, and kids will all want! Readers travel the globe following a drop of water on

Describes the structure and characteristics of the Amoeba, Paramecium and other members of the "circus" that Leeuwenhoek discovered in a drop of water.

Explains evaporation and condensation, various forms of water, and the importance of the water cycle.

A brand new edition of A Drop in the Ocean from the Science Works series, featuring lively storytelling and fun, engaging illustrations to aid children in their