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Lessons Worth Sharing
TED-Ed celebrates the ideas of teachers and students around the world. Discover hundreds of animated lessons, create customized lessons, and share your big ideas.

TED-Ed: What Causes Cavities?
When a team of archeologists recently came across some 15,000-year-old human remains, they made an interesting discovery: the teeth of those ancient humans were riddled with holes. So what causes cavities, and how can we avoid them? Mel Rosenberg takes us inside our teeth to find out.

TED-Ed: The Science of Static Electricity
We’ve all had the experience: you’re walking across a soft carpet, you reach for the doorknob and … ZAP. But what causes this trademark jolt of static electricity? Anuradha Bhagwat sheds light on the phenomenon by examining the nature of matter.
Geography Standard 14: Human Modification of Environment
How human actions modify the physical environment.
Geography Standard 16: Changes in Resources
The changes that occur in the meaning, use, distribution, and importance of resources.

National Museum of the American Indian: Native Knowledge 360
Lessons and resources to transform teaching and learning about Native histories and cultures. #NK360


Smithsonian American Art Museum Education
Our local and national programs for teachers, students, and adult learners offer year-long professional opportunities for growth, learning, and professional development.
Geography Standard 1: Maps and Spatial Information
How to use maps and other geographic representations, geospatial technologies, and spatial thinking to understand and communicate information.
Geography Standard 4: Physical and Human Characteristics of Places
The physical and human characteristics of places.