33
Lesson 33 of 84 · Past, Present, and Future
Then and Now: How Life Has Changed
People used to write letters to talk to faraway friends. Now we can call, text, or video chat with anyone in the world!
Key Facts
1
Schools looked different long ago.
2
People used horses before cars were invented.
3
Some things stay the same through history.
Check Your Understanding
Question 1
1 of 2What is an artifact?