Now they are reduced to inventing new tools for this investigation.

That is, this species appear to have invented new tools by modifying existing ones, then passing these innovations to other individuals in the cultural group.

CTW researchers invented tools to measure young viewers' attention to the program.

What he meant was that the Stone Age ended because people invented alternative tools.

Braefar had invented several tools for the men at the face.

They did more than invent usable tools, they invented science.

Hall invented several other tools used for Braille communication.

Quite early in their history, the Phileni had invented simple tools.

Inventing new tools and instruments to tackle global policy weaknesses is certainly not the right answer.

Then the Skimmers invented tools and saw they needed things on the land, needed to make fire or something.