In an examination of recent texts in general science one is impressed by the place given to a discussion and study of air in its various phases and applications. The expression "air minded" does not apply in this connection, but perhaps it holds true that a great amount of interest is always developed in pupils whenever we introduce the subject.
©1929 by Iowa State Teachers College
Hersey, S. F.
"The Air We Breathe,"
Science Bulletin: Vol. 2:
4, Article 4.
Available at: https://scholarworks.uni.edu/science_bulletin/vol2/iss4/4