Board game and lathe: what they have in common
- Step 1. Board game — uses — Dice. Dice.
- Step 2. Dice — is made of — Bone. Ancient dice were carved from animal bones.
- Step 3. Bone — is material for — Harpoon. The oldest harpoons (Katanda, ~90,000 years ago) are carved from bone.
- Step 4. Harpoon — has part — Rope. A line connects the head to the hunter.
- Step 5. Rope — is part of — Lathe. The bowstring wraps around the workpiece and turns it.