Teachers wishing to develop a unit on trees would be most interested in the booklet "From Tiny Trees" and the "'Trees of the Northeast" coloring book, which are both available at no cost from the International Paper Company.
Iowa Science Teachers Journal
© Copyright 1986 by the Iowa Academy of Science
Chung, Kerisa L.
"Science Notes - Free Materials about Trees,"
Iowa Science Teachers Journal: Vol. 23
, Article 8.
Available at: https://scholarworks.uni.edu/istj/vol23/iss1/8