School Science, Volumen3School Science, 1903 |
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algebra American animals apparatus Association bacteria better biology birds booklet botany Buick carnallite cent chemical Chicago City color course cruise discussion electricity elementary experiments fact field Filmo Frigidaire geography geometry give given glass GRAFLEX heat high school idea illustrated important interest J. A. Henckels knowledge laboratory laws light material mathematics matter means measures ment method metric system Metrology mind modern motor museum NATIONAL GEOGRAPHIC SOCIETY nature study observation obtained osmotic pressure Packard Eight paper Pepsodent phenomena physical chemistry physiology plants practical present pressure principles problems Professor pupil question reason SCHOOL SCIENCE Science Teachers scientific secondary school simple solution student substance taught teaching theory things tion tube University weight wire York York City zoology