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This Can You Design a Hot or Cold Pack? lesson plan also includes:
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You're getting warmer. Groups conduct an experiment to determine which of four chemicals are in hot/cold packs. They learn about exothermic and endothermic reactions and use this knowledge to design a hot/cold pack that is small enough for children to use.
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Instructional Ideas
- Conduct a lab safety session before the activity
Classroom Considerations
- Part of the STEM SLED Design playlist
- Requires materials, including several different chemicals
Pros
- Includes student handouts
- Lists some possible extension activities
Cons
- None