8 and 18 year old.
Normally girls have periods at the age of 12 or 13. But the age starts from 9 to 16.
The Age of Reptiles was the Mesozoic Era. The three periods were the Triassic, Jurassic, and Cretaceous.
The 4 time periods are listed in order, Mycenaean, Dark Age, Age of Expansion, and Golden Age.
According to WebMD, the average age at menopause (when your periods have stopped for a full year) is 51, but it is not the same age for everyone.
Stone Age Bronze Age Iron Age
between the age of 45 -55
paleolithic age
The three periods of the Stone Age were the Paleolithic Age, Mesolithic Age, and the Neolithic Age. During the Paleolithic Age hunting and gathering were the way of life. In the Mesolithic Age people began to make semi-permanent houses. In the Neolithic Age people started working together and living a community-type life.
The three periods of the Stone Age are the Paleolithic, Mesolithic, and Neolithic periods. The Paleolithic period is known for the use of simple stone tools, the Mesolithic period shows advancements in tool-making and hunting techniques, and the Neolithic period is characterized by the development of agriculture and more complex societies.
The Old Stone Age, the Stone Age, and the Prehestoric Age
There were many periods of what is referred to as the Stone Age. These periods were the Lower Paleolithic, Early Stone Age, Middle Paleolithic, Middle Stone Age, Upper Paleolithic, and the Late Stone Age.
when i was 11 The youngest is 7 and onwards.... ^_^