01149cam a2200325 4500 1162398362 TxAuBib 20001226120000.0 920625s1993||||||||||||||||||||||||eng|u 92025528 9780060214364 $15.00 ($20.00 Can.) 0060214368 $15.00 ($20.00 Can.) 9780060214371 lib. bdg. 0060214376 lib. bdg. DLC DLC DLC TxAuBib Cobb, Vicki. Light action : amazing experiments with optics / Vicki Cobb and Josh Cobb ; illustrated by Theo Cobb. 1st ed. New York, NY : HarperCollins, 1993. 198 p. : ill. ; 22 cm. Explains what light is and explores the basic principles of optics through experiments. 20001226. Optics Juvenile literature. Optics. Light Experiments Juvenile literature. Light. Cobb, Josh. Cobb, Theo, ill. TXKIP