Can You Design a Hot or Cold Pack?

This Can You Design a Hot or Cold Pack? lesson plan also includes:

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

  • Includes student handouts
  • Lists some possible extension activities

  • None