PBS
Pbs Teachers: The Dam Challenge
Explore different types of dams and the forces that act upon them, then choose the design of dam that best fits the needs of a town.
Curated OER
Webucate: Free Multimedia Resources for Education
A labor of love created by a school in Great Britain. This is a well-organized image gallery with photos and other resources presented by topic, e.g., animals, places in the US, science, sports, etc. Though nothing to compare with a...