US Environmental Protection Agency
Weather and Climate: What's the Difference?
Future weather forecasters collect daily temperatures over a period of time. Afterward, they compare their data with monthly averages, as researched on national weather websites, in order to grasp the difference between weather and...
Curated OER
Blackout!
Students read news reports and first-person accounts of a blackout in a large city and keep weblogs or journals. They take on different roles of people who live in the city or commute there to work and then use their journal accounts to...
Curated OER
Design Your Own Rube Goldberg Machine
Learners design and construct a Rube Goldberg machine that accomplishes a simple task in at least ten steps. They view and discuss various Rube Goldberg designs, identify types of simple machines, and in small groups produce a schematic...
Curated OER
Alexander Graham Bell's Patent for the Telephone and Thomas Edison's Patent for the Electric Lamp
High schoolers read a short biographical account about Bell and student B about Edison. Ask each pair to exchange information and determine what qualities these inventors shared. Ask students if they think all inventors share these...