Can scientists trace all humans back to a small region in Africa? An intriguing lesson turns back time to reveal artifacts leading scientists to believe human life originated in Africa and dispersed from there.

What led Americans to head west in the 1800s? Using an interactive map and journals from those who traveled, pupils explore the stories of those who migrated. In addition, they see how the numbers fluctuated in response to the push-pull...

If America is a nation of immigrants, where are they from and why did they come? Demographic data and interactive maps help pupils consider answers to these questions by examining the statistics of foreign-born Americans. Features allow...