01151cam a2200313 4500 243222090 TxAuBib 20010531120000.0 850826s1985||||||||||||||||||||||||eng|u 9780870445736 0870445731 9780870445781 lib. bdg. 0870445782 lib. bdg. TxAuBib Why in the world [BOOK]. Washington, D.C. : National Geographic Society, [1985] 104 p. : col. ill. ; 28 cm. Books for world explorers Includes index. Questions and answers on a wide range of subjects, including geophysical sciences, physiology, natural history, physics, and technology. 20010531. Science Miscellanea Juvenile literature. Science Miscellanea. Technology Miscellanea Juvenile literature. Technology Miscellanea. Questions and answers. National Geographic Society (U.S.) Books for world explorers.