Consumer Experiments - Holt ChemFile Lab Program Author:Salvatore Tocci The Science series supports children needing additional, focused instruction in physical science, biology or chemistry. With content based on state and national standards, these books can be used as a stand-alone resource or as a supplement for other science materials including basals. This book contains key terms, specific topic instruction, a... more »nd review activities in standardized test format, puzzles, and a glossary with bound in answer key.« less