Chemical Reactions: Teacher's Guide : Grades 6-8 (Great Explorations in Math & Science)

Chemical Reactions: Teacher's Guide : Grades 6-8 (Great Explorations in Math & Science)
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   Description
Chemicals in a zip-lock bag bubble; change color; and produce gas, heat and an odor. Students observe changes and design experiments to explain their observations. They pursue their own experimental plans in an exciting, fun and safe situation. The first part of the activity emphasizes the process of observation; the second part involves experimenting and making inferences. Summary outlines help you guide students through these activities in an organized manner. Removable copies of student data sheets are included.
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