From lakes and rivers and (much later) wells.
since man figured out their was edible things in the water. so a long time ago
people made igloos by using the cold weather and water and snow and rain and salt and sugar
5,000 years ago
probaly not
12,000 years ago.
Egyptians people who invented the Multiplication.Babylonians thousands of years ago.
There was actually a Saint Nick. he delivered presents to the people in his town. So, Yes they did celebrate Christmas long ago.
10,000 years ago
Things made by humans long ago are called Artifacts.
We communicated a long time ago by writing letters to people and it took 2 months to get it send.
Ancestors are basically people that were in your family a LONG, LONG, LONG, LONG, time ago!
technology