Two children find themselves in a story when they write words in the sand on the beach, and whatever they have written appears when the waves wash the words away.
Describes the formation of sand from materials such as coral, rock, or crystals and shows how it can be moved through water, wind, ice, and other erosion agents.
Presents a description of how sand is turned into glass, in simple text with illustrations, describing the process, step-by-step, from how it is cooked into liquid, then blown into glass.
