- Wash and cut ¼" off of the bottom of the watermelon with your chef's knife.
- Use a dry erase marker to draw a cut line and a trim line.
- Use a utility knife to trim a flat base for the boat, being careful to only cut into the rind.
- Trim the back or the boat to be flat, being careful not to cut through the rind.
- Cut around a square piece of flesh to leave as the boat's transom. Scoop out melon balls from the rest of the flesh.
- Use the trimmed flat piece from the back fo the boat to carve a ship's wheel.
- Use the removed top piece of watermelon to cut flat pieces of flesh that can be cut with cookie cutters to be waves and dolphins.
- Cut remaining top rind into waves.
- Assemble by filling with watermelon, honeydew and cantaloupe balls. Put a large skewer into the transom flesh and attach the sail, using rubber bands to secure.
- Attach the ship's wheel and fill with fruit salad.
- Use toothpicks to attach Swedish fish and dolphin cutouts to the waves that surround the carving.