- Neolithic age– later part of the stone age after about 10,000 years ago.
- Mortar– a small hard bowl in which we can crush substances such as seeds and grains into powder.
- Pestle– a small heavy tool with the round end used for crushing things.
- Hunter– a people who hunt wild animals.
- Gatherers– people who collect forests goods.
- Dog– dog was the first animal to be tamed.