Secondary sources are first-hand, or eyewitness, accounts of what happened.

Primary sources might include what an eyewitness wrote in newspapers, diaries, and letters.

We study ______________ to help us understand how we got where we are today.

By knowing the past, we may be able to decide what to do in the __________________.

What is an object made by a person?

Who are scientist who find and study things people left behind?

The _______________ Age came first in the history of early people.

Drawing in ______________ tell us something about the life of prehistoric people.

The discovery of _______________ helped ancient people cook food and stay warm.