1. 01. English Non Fiction Simple chemistry experiments with everyday materials / written by Louis V. Loeschnig and illustrated by Frances Zweifel. by Loeschnig, Louis V. Publication: New York Sterling Publishing 1995 . 128 p. : , Includes glossary and index. Date:1995 Availability: Copies available: (1), Actions:
2. 01. English Non Fiction Simple earth science experiments with everyday materials / written by Louis V. Loeschnig and illustrated by Frances Zweifel. by Loeschnig, Louis V. Publication: New York Sterling Publishing 1996 . 128 p. : , Includes glossary and index. Date:1996 Availability: Copies available: (1), Actions: