Wheel and needle: what they have in common

1. Step 1. Wheel — is part of — Roller skates. Little wheels.
2. Step 2. Roller skates — evolved from — Ice skates. Skates for dry land.
3. Step 3. Ice skates — is made of — Bone. The first skates were horse bones with a polished side.
4. Step 4. Bone — is material for — Needle. The first needles with an eye were carved from bone.

Open Evothings