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Sandwich Bag Science: 25 Easy, Hands-on Activities That Teach Key Concepts in Physical, Earth, and Life Sciences-and Meet the Science Standards
Sandwich Bag Science 25 Easy Handson Activities That Teach Key Concepts in Physical Earth and Life Sciencesand Meet the Science Standards Author:Steve Tomecek Find out how an empty sandwich bag can be jam-packed with science in this collection of learning-rich, hands-on activities. Students discover the force of atmospheric pressure, investigate physical and chemical changes in matter, test germination rates of seeds, and so much more. A fun and easy way to meet the National Science Education Standard... more »s! For use with Grades 4–8.« less