Phelan, Glen creator National Geographic Society (U.S.) text bibliography dcu Mumbai Popular Prakashan c2004 2004 monographic eng

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32p. col. ill. 23cm. (pbk) Explores the motion of Earth and the moon in relation to the sun, and explains why season occur. Identifies factors that cause the moon's phases. Discusses how ancient peoples made innovations such as Stonehenge based on their observations of the sky. Exp juvenile by Glen Phelan published by National Geographic under reading expeditions series Includes bibliographical references (p. 30) and index. Astronomy Juvenile literature Stone circles Juvenile literature Astronomy Stone circles Earth Juvenile literature Sun Juvenile literature Moon Juvenile literature Earth Sun Moon 520 9788179912997 B-330360-373 PUB dpl 040928 20090121143117.0 English