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Description of  Sand (Science Explorers)

In this book an active approach is taken to find out about the properties and uses of sand. Children are encouraged to ask questions and formulate ideas which they then test out. It asks where does sand come from? What happens when you mix it with water? Can cress grow in sand? It also looks at hourglasses, sandpaper, cement and mortar and includes making a sandpicture and writing in sand.