Each of the 300 science projects in this complete series is specifically designed for a certain target grade ranging from projects for grade 1 students to grade 8. A project introduction and background, complete listing of required materials, step-by-step instructions on how to carry out the project, why it works, learn more section, as well as a science glossary with all the relevant terms make up each of the all-inclusive science projects in these 8 books totalling over 700 pages!