00756cam a2200253 4500 157483516 TxAuBib 20130111120000.0 000728s1994||||||||||||||||||||||||eng|u 9781568470764 $15.00 1568470762 $15.00 (OCoLC)29751562 TxAuBib Peacock, Graham. Materials / written by Graham Peacock. 1. New York, NY : Thomson Learning, 1994. 32p : includes index, includes bibliographical references. Science Activities 20000728. Materials Juvenile literature. Science Activities. TXEUL