Junior Science Library

Just the ticket for tyro scientists, these 40pp, hard-cover books are from the Thompson/Gale "Routes of Science" series. Full of color illustrations and photos and with a wealth of sidebars, they cover the basics and history of electricity, gravity, geology and light, including mini-biographies of important figures. Originally priced at over $20 each.

	37674 ELECTRICITY	$3.25 EACH
	37676 GEOLOGY	$3.25 EACH
	37675 GRAVITY	$3.25 EACH
	37677 LIGHT	$3.25 EACH

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Reveal Disgusting Stains!

WARNING: CHOKING HAZARD-Small Parts. Not for children under 3 yrs.

Or find fluorescence in rocks. Light up your own disco. Play CSI, Your House. Make your teeth glow in the dark. All this and more is possible with the magic of black light. You pick: the short one is 6-3/8" long x 2" wide x 7/8" thick in a black-plastic housing with an incandescent flashlight at the top, a 6-1/2" wrist strap, and a handy 10pp stain-removal handbook. Takes (4) "AA"s, not included. The big guy is 12-1/2" long, with a plastic casing (our pick of colors) designed to be mounted with double-sided tape. Takes (8) "AA"s, not included.