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 Standards! For use with Grades 4–8.
Great resource! I love that it ties the procedure in with questions, students can't skip over that to complete the assignment! Encourages great science skills such as making predicitons or taking data. Also has great in depth questions at the end.