article_snippet.sent: But after taking a wrong turn the team that discovered the tools came across another area and spotted what looked like stone tools on the sandy surface.
article_snippet.sent: By excavating down into the sandy soil, the team that discovered the tools discovered a series of sharp stone flakes and cores - the rocks the stones are knocked off.
article_snippet.sent: the team that discovered the tools also found anvils that were apparently used to hold the cores as the flakes were struck off.
article_snippet.sent: In one case the team that discovered the tools were able to fit a flake back to a flake original core.
article_snippet.sent: A further 130 stone tools were discovered on the sandy surface.
article_snippet.sent: Each of the stones showed distinctive patterns that suggest Each of the stones had been struck and shaped by human ancestors.
article_snippet.sent: She said they were made using simple hammer techniques and combined battering the stones to break of flakes and a technique called core reduction.