![Early humans revealed to have engineered optimised stone tools at Olduvai Gorge - News Centre - University of Kent Early humans revealed to have engineered optimised stone tools at Olduvai Gorge - News Centre - University of Kent](https://static.kent.ac.uk/media/news/2019/12/Key-et-al-Raw-Materials.png)
Early humans revealed to have engineered optimised stone tools at Olduvai Gorge - News Centre - University of Kent
IELTS AC WT 1:The diagram below shows the development of cutting tools in the stone age. One was made 1.4 million years ago, and the other was made...
![Animal residues found on tiny Lower Paleolithic tools reveal their use in butchery | Scientific Reports Animal residues found on tiny Lower Paleolithic tools reveal their use in butchery | Scientific Reports](https://media.springernature.com/m685/springer-static/image/art%3A10.1038%2Fs41598-019-49650-8/MediaObjects/41598_2019_49650_Fig1_HTML.png)
Animal residues found on tiny Lower Paleolithic tools reveal their use in butchery | Scientific Reports
![Giải đề thi chính thức IELTS Writing Task 1 - 28/11/2020 – Cutting tools in the Stone Age - Amate English Giải đề thi chính thức IELTS Writing Task 1 - 28/11/2020 – Cutting tools in the Stone Age - Amate English](https://amate.edu.vn/wp-content/uploads/2022/03/writing-task-1.png)
Giải đề thi chính thức IELTS Writing Task 1 - 28/11/2020 – Cutting tools in the Stone Age - Amate English
![Early Stone Age populations in Tanzania made cutting tools that were optimised for different uses | Daily Mail Online Early Stone Age populations in Tanzania made cutting tools that were optimised for different uses | Daily Mail Online](https://i.dailymail.co.uk/1s/2020/01/07/17/23114256-0-image-a-100_1578419542574.jpg)