Curated OER
Wind Distribution of Weed Seeds
Students investigate how many seasons it would take for wind to disperse seeds one mile downwind from an initial growth of one spotted knapweed plant. They construct and use a wind tunnel as part of their experiment and graph their results.
Curated OER
The Design Revolution: Get the Word Out
Students research the "Design for the Other 90%" exhibition and create a presentation about the low cost designs. In this design lesson, students read and watch a video about the project. Students survey people about publicizing events....