In the Paleolithic Age people obtained food by hunting and gathering plants.
In the Neolithic Age people learned to plant by collecting and planting seeds so they can make there own food.
In the Paleolithic Age people used temporary shelters.
The problem was, they didn't have a stable, or dependable food supply, and it was very dangerous.
In the Neolithic Age people learned to add stones and tree branches to the mud on the homes.
This change was important because without them knowing how to make food, they wouldn't have control over there food supply.
In the Paleolithic age people used making food, and having stable food supply as a job.
The problem was because hunter-gatherers were nomads they moved often.
Besides farmers, there were weaves, basket makers, tool makers, and traders.
This change was important because if they make things stronger and not so weak, they can stay stable and safe without moving from back to back, and so the homes could be stronger and safer, instead of less stable and not so safe.
The problems was, not all Paleolithic people had this, so because of that some people didn't have jobs which wasn't good for there life.
This change was important because, now that there are more opportunity's, it gives people more time to improve the ways they work, and now they won't be left with nothing.