Curated OER
Microbial Contaminants in Drinking Water
When presented with three unopened bottles of water, high schoolers are asked to tell decide which one is contaminated with a microbe. Students work in small groups and role play being a Microbiologist, a patient, or a recorder. The...
Smithsonian Institution
Smithsonian Learning Lab: Every Picture Has a Story
Smithsonian Education presents "Every Picture Has a Story". Teachers can download this comprehensive teaching package in which students examine some of the millions of photographs in the Smithsonian. This amazing teaching package comes...
National Geographic
National Geographic: Observing Physical and Cultural Landscapes
In this lesson, students examine photographs of Europe as they learn to distinguish between physical and cultural characteristics of a landscape, and make observations and inferences about the places and people in the photographs. They...