The study of science is important because it helps you understand how the world works. One way we learn science is by reading about discoveries made by scientists. Another way is by learning how scientists do their work and then, through experiments and activities, make discoveries on our own. Essential Learning Products Simple and Fun Science Simplified series offers you both paths to understanding science. Perhaps some day you too, will make an important discovery that will add to our understanding of how the world works. Book B is Grades 1-3.