Explains how waves, sand, and pebbles form at the seashore and describes the animals, plants, and shells that can be found on the beach when the tide goes out. Other segments: Suprises on the shore: LeVar shows how the shoreline is constantly changed by the wind, sun, and sea. He explores an island beach and finds seaweed, coral, waves, and animals that live inside shells ; Surprises in the sea: red mangrove trees and the animals that live in them on the non-beach side of the island are explored.