Out Spot, Darn Spot

Encourage your classes to be laundry helpers! Learners explore the chemistry of stain removal with a lab investigation. By identifying the components of the stain, they identify the most effective solute for its removal.

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Instructional Ideas
  • Invite a dry cleaner to speak about the chemical processes involved in their craft
Classroom Considerations
  • Assumes a solid understanding of solutes and solvents
  • Requires time for collecting and preparing materials
  • Allows pupils to make decisions on process and procedure
  • Includes all necessary background knowledge
  • None