Science Education Resource Center at Carleton College
Serc: Westward Ho! How Far Is Yonder Mountain
In this lesson quantitative skills in geologic context are reinforced. Students create a spreadsheet to calculate the distance of a peak using vertical angles sighted from a wagon train heading directly for the peak. The spreadsheet also...
Annenberg Foundation
Annenberg Learner: Patterns in Mathematics: Mystery Operations
This interactive activity allows you to change an equation's numbers in an attempt to figure out what operations are being used to control the answers.