A top-selling teacher resource line, The 100+ Series(TM) features over 100 reproducible activities in each book! --50 Terrific Science Experiments presents exciting lab activities designed to help middle school students better understand the concepts included in the science disciplines of physical, earth, and life science. All labs rely on easy-to-locate and inexpensive materials. Students will find the lab directions clear and simple to follow, giving them the freedom to work independently with only a minimum of teacher supervision. Students will investigate and internalize many important science concepts through the successful completion of these fun-to-do science labs.