Ocean State Libraries

Explains the different types of matter and how it changes from one state to another by applying heat or pressure.

Investigates the nature and behavior of the materials in our world.

Everything around us is made of 'stuff', from planets, to books, to our own bodies. Whatever it is, we call it matter or material substance. It is solid; it has mass. But what is matter, exactly? We are taught in school that matter is not continuous, but discrete. As a few of the philosophers of ancient Greece once speculated, nearly two and a half thousand years ago, matter comes in 'lumps', and science has relentlessly peeled away successive layers...

This book in the Primary Physical Science series is full of surprising facts and hands-on activities to help kids explore solids, liquids and gases.

"First Science explains introductory physical science concepts about matter through real-world observation and simple scientific diagrams. Intended for students in grades three through six"--Provided by publisher.