Dice and plough: what they have in common

1. Step 1. Dice — is made of — Bone. Ancient dice were carved from animal bones.
2. Step 2. Bone — is material for — Needle. The first needles with an eye were carved from bone.
3. Step 3. Needle — evolved from — Stone tool. Bone needles with an eye are part of the Palaeolithic toolkit.
4. Step 4. Stone tool — evolved into — Hoe. Neolithic hoes of stone and antler.
5. Step 5. Hoe — evolved into — Plough. The plough mechanized loosening the soil with a hoe.

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