They are made of flint procured from the mountains of Samaria ... Archaeologists have known that early humans started using stone tools called scrapers to process hides and scrape the flesh ...

so Stone Age people needed sharp, strong tools to cut trees down and to hunt the animals for food. And this is where a stone called flint came in. There's a real skill to making tools out of flint.

Using special dredges, scientists have just brought to the surface 100 flint artefacts made by Stone Age humans between 15,000 and 8,000 years ago. The artefacts – a number of small flint cutting ...