Curated OER
Earthquake in the Classroom
Learners discover how engineers construct buildings to stand up against earthquakes. They build their own structures out of marshmallows and toothpicks. They test how earthquake-proof their building is with jello.
Science Matters
Volcano Models
More than 80 percent of the earth's surface originated from volcanoes. The 16th lesson in a 20-part series introduces the shape and development of volcanoes. It begins with a demonstration using a balloon and flour to illustrate the...
Curated OER
Seven Wonders of the World: The Colossus of Rhodes
Students discover one of the worlds wonders. In this world history lesson, students read about the sculpture of the Colossus of Rhodes. Students use the Internet to research multiple "wonders" including the Colossus of Rhodes, then they...