Explain why the clues fit.
Eliminate mineral guesses, interpret sediment sorting, classify formation histories, calculate intervals and improve records.
- 5 complete lessons
- Flexible pacing
- Print-ready student + teacher pages
Start with lesson 1 and work in order, or choose the skill your group needs. Each lesson includes instructions, an editable worksheet, an understanding check and teacher guidance. Use an adult-selected sample, supplied record or photograph as directed; no collection trip is required.
Eliminate a Mineral Guess
Use conflicting evidence to reject a candidate and communicate a remaining uncertainty.
45 min · student worksheet · teacher guideSediment on the Move
Use model observations to compare transport and deposition without assuming one cause controls everything.
45 min · student worksheet · teacher guideHow a Rock Forms Matters
Classify supplied rock histories by formation process and explain why appearance alone is insufficient.
45 min · student worksheet · teacher guideContour Interval Challenge
Calculate contour intervals and bracket an unlabeled hilltop elevation.
45 min · student worksheet · teacher guideField Notes Someone Else Can Use
Create a repeatable observation record and protect private locality details.
45 min · student worksheet · teacher guide