Do you separate your trail mix before eating it? Then you've been separating mixtures your whole life! Scholars model a contaminated soil sample using trail mix and estimate the percentage of each component. They consider how to clean up the soil by separating out the mixture.

Concepts

mixtures, heterogeneity, separating mixtures, technology resources

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Instructional Ideas

• Have learners research different applications of separating mixtures in a journal entry

Classroom Considerations

• Activity requires some materials, such as trail mix
• Builds on prior knowledge from the unit (this is the last lesson a six-part Mixtures and Solutions unit)
• Learners should have knowledge of percents

Pros

• Includes worksheet and answer key, both available in Word or PDF
• Lists some troubleshooting tips for the activity
  

Cons

• None

Common Core

6.RP.A.3.a 6.RP.A.3.c