01091cam a2200325 4500 606421620 TxAuBib 20151006120000.0 970207s1992||||||||||||||||||||||||eng|u 91050544 9780836807660 0836807669 (OCoLC)24216117 KyAlM KyAlM TxAuBib Williams, John. Projects with color and light / by John Williams ; illustrated by Malcolm S. Walker. Milwaukee, Wis. : Gareth Stevens, 1992. 32 p. : ill., col. photos. Simple science projects Includes glossary. Includes index. Includes bibliography. This book explores color and light through projects involving kaleidoscopes, periscopes, and other devices. 20110915. Color Experiments. Light Experiments. Walker, Malcolm S., illus. Simple science projects. TXNAV