Just what is air, this invisible substance humans can't live without? What air can and cannot do may be surprising for the young student. This series offers basic information regarding elements of physical science. In Air: A First Look, children are shown the properties of air in an easy-to-grasp introduction. These programs are aimed at kids in grades one through three. They will learn by watching children participate in various demonstrations to show how it is possible that air takes up space and has weight. A teacher's guide has suggestions on related classroom activities. ~ Alice Day, All Movie Guide