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Showing 276 results for early 20th century ...
Early Birding
- Type: Field Trips
- Grade Levels: Middle School: Sixth Grade through Eighth Grade
This lesson is designed to introduce Middle School level students to basic bird identification to some of the common, and a few rare but easily identified,birds and waterfowl found along and around the Niobrara National Scenic River.
Growing up in the 18th Century
- Type: Field Trips
- Grade Levels: Upper Elementary: Third Grade through Fifth Grade
Discover what it was like to be a child in the 18th century. This field trip takes place around The Dover Green.
Housing: Early Homes
- Type: Lesson Plan
- Grade Levels: Upper Elementary: Third Grade through Fifth Grade
Early American Activities
- Type: Science Labs
- Grade Levels: Upper Elementary: Third Grade through Fifth Grade
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Chaos in Early Kansas Elections
- Type: Lesson Plan
- Grade Levels: Middle School: Sixth Grade through Eighth Grade
Learn about the Boott Cotton Mills complex in Massachusetts, which contains mills built from the mid-1830s to the early 20th century.
- Type: Lesson Plan
- Grade Levels: Middle School: Sixth Grade through Eighth Grade
How the Early Railroads Changed New Mexico
Lincoln’s Early Years: Post Visit PowerPoint
- Type: Lesson Plan
- Grade Levels: Upper Elementary: Third Grade through Fifth Grade
George Washington Carver - An Original Conservationist: Welcome to the 21st Century
- Type: Lesson Plan
- Grade Levels: High School: Ninth Grade through Twelfth Grade

This activity will serve as the culmination to an ecological unit, especially those on current environmental problems. Students will take the role of George Washington Carver from 100 years ago. They will evaluate current ecological problems as if they were George Washington Carver. Their goal is to understand how the world has changed in the last century but also to recognize how solutions for today’s problems may have been around for decades and just need to be implemented.
- Type: Lesson Plan
- Grade Levels: Middle School: Sixth Grade through Eighth Grade
The Biggest and Best Flag that Ever Flew
- Type: Teacher Reference Materials
- Grade Levels: Upper Elementary: Third Grade through Fifth Grade
Bryce Canyon National Park: Hoodoos Cast Their Spell
- Type: Lesson Plan
- Grade Levels: Middle School: Sixth Grade through Eighth Grade
Bathtub Time Machine
- Type: Distance Learning
- Grade Levels: Upper Elementary: Third Grade through Fifth Grade
- Type: Lesson Plan
- Grade Levels: Middle School: Sixth Grade through Eighth Grade

Both France and Spain raced to settle and control the southern coast of North America. On a small island off the coast of present-day South Carolina lie the ruins of Charlesfort, the French outpost for a year, which later became Santa Elena, a Spanish colonial town from 1566 to 1587. The site has been abandoned now for more than 400 years.