1. 01. English Non Fiction 365 simple science experiments with everyday materials / by Churchill, E. Richard Publication: New York : Black Dog & Leventhal Publishers, 1997 . 317 p. : , Includes index. 24 cm. Date:1997 Availability: Copies available: (1), Actions:
2. 01. English Non Fiction 730 easy science experiments with everyday materials / by Churchill, E. Richard Publication: New York : Tress Press, 1997 . 317, 320 p. : , Includes indexes. 24 cm. Date:1997 Availability: Copies available: (1), Actions: