Discover the functions of cells and organisms along with information about respective pioneers in this field of science. This set of 4 books is perfect for reading levels 3.94.9 and interest levels 312 and includes 4 nonfiction readers. These nonfiction readers feature high-interest nonfiction text, lab activity, supporting graphics, highlighted content-area vocabulary, sidebars, photographs, graphs, glossary, and index. Titles include Looking Inside Cells, Cell Scientists: Discovering How Cells Work, All About Mitosis and Meiosis, and Pioneers in Cell Biology. 32 pages each.