Gather nick-nacks like shells, stones, old beads, keys and any other little shiny things you can lay your hands on.

Carefully drill small holes in the shells using a 1mm or 2mm drill bit.
Thread beads onto soft wire and wrap them around odd-shaped stones.
Thread fishing line through your treasures to create long strings.

Drill small holes through a round object, in this case the lid of an old milk bucket.
Thread your strings through the top disc and tie them off securely.

Suspend your mobile from a sturdy chain or rope.

A rustic mobile containing all your treasured finds.
Milk bucket lid.
Shells, old buckles, stones and beads.