Houses back then were built in a rectangle'r shape with a lot of different rooms with dug holes in the floor and they were made out of bricks that they made and dried mud.
Cooking wise house were built with by making furnaces to place in the floor to cook and they dog holes in the floor to stoor the food that they had.
Development of Shelters is important because if you dont have a stable place to live it is going to be harder to survive in bad weather and you wont be able to cook or stay out of the rain. it also made life more comfortable. The older people used to live in tiny huts like this.
The development of permanent shelters was important in several ways. Houses gave people protection from harsh weather and wild animals and made life more comfortable.
The Paleolithic age made temporary shelters because instead of growing food and domesticating animals they made temporary huts out of caves and tent like things for the nights. They mainly forced on following animals to harvest and travel the world.