. Heinmann, Illinois (1998). Simple introduction to the physical characteristics, diet, life cycle, predators, habitat and life span of the earthworm.
Dashefsky, H. Steven.
Environmental Science: High School Science Fair Experiments
. TAB Books, New York (1994). This book contains excellent science fair projects along with all the information that a student would need to conduct and write up a successful science fair project.
The Scientific Method
. Prentice-Hall, Inc., New Jersey (1964). This book carries the reader through the scientific method in narrative form. An excellent trade book to use while teaching the students the scientific method.
Stoltzfus, John C. and Young, Dr. Morris.
The Complete Guide to Science Fair Competition
. Hawthorn Books, Inc., New York (1972). An advanced science fair student guide, it takes students behind the scene of the actual science fair. It also gives in depth knowledge about planning, and completing a science fair project.
Guide to the Best Science Fair Projects
. John Wiley & Sons, Inc., New York (1997). Not only does the author explain how to produce science fair projects, but she also includes 50 science fair projects that a student can extend and produce a good science fair project.