This mini-book is a great way to introduce the concept of Early Americans. Descriptive wording and colorful photos and maps add to the student's knowledge and builds background to answer the question - Did Christopher Columbus really discover America? During the Ice Age, the water over the Bering Strait froze. Paleo-Indians migrated following the larger animals needed for food and survival.
The Berinigia Theory (Ice Age)
Questions to check for understanding
Works for any curriculum or textbook. Sections make it easy to break down the lesson over the course of a couple days.