@book{109179,
	author = {Discovery Channel School},
	title = {Physical science collections :},
	publisher = {Discovery Communications, Inc,},
	year = {c2004.},
	note = {Library has:  v.1-Chemistry ; v.2-Electricity ; v.3-Elements ; v.4-Forces & Gravity ; v.5-Heat ; v.6-Light ; v.7-Magnetism ; v.8-Nuclear energy ; v.9-Sound ; v.10-States of matter. "With Physical Science Collections CD-Roms : complete teacher's guide".}
}