The Cutting Tool is the first puzzle in Virtual Villagers 4: The Tree of Life. It is the creation of cutting tools, which are used in later puzzles.

Virtual Villagers 4
“The Cutting Tool (VV4)”
Virtual Villagers 4, Puzzle 1
Requirements Start fire
Action Drop one or two villagers on the big fish bones on the beach. Each villager will make three cutting tools and put them in the lab. You need to do this each time you run out of cutting tools.
Description "Your villagers have discovered a method for the manufacture of cutting tools."
Virtual Villagers 4 Puzzles