Viruses (Paperback) (ISBN-13: 9781950415526)

Introduce young students to the concept of viruses in this simply written, colorful book. Viruses are too small to be seen, are made of atoms and molecules, are not considered to be alive, and do not have all the parts of a cell. They can cause diseases and must live in other organisms. Full color with many illustrations. Reading level 1-3; Interest level 2-5. 24 pages.