Use empty diaper wipe containers, decorated to look like treasure chests. Modified version of the treasure hunt for younger children. Purchase a small gift for each child and wrap each gift in different colored or themed wrapping paper. Hide the gifts. Instruct the children to find their gift wrapped in the matching paper.
Kids try to find the items listed around the neighborhood.
Use cardboard fish with paper clips, stick poles with string and magnet. Three legged races. Spray paint small rocks to make the gold. Give each child a handmade 'nugget' bag made from black cloth. When the shark catches a sailor he becomes a shark too and tries to catch sailors.