SCIENCE PROJECTS GRS 3-4 by Houghton Mifflin Harcourt
To make participating in school science fairs interesting and informative for both students and parents, Science Projects is packed with a variety of award-winning science experiments. Sample science projects from the areas of life science, physical science, and earth and space science. A checklist to evaluate the project before its presentation. Guidelines for producing a project notebook and preparing an award-winning display.