1.
|
Arlington, Va. : NSTA Press, c2002.
|
2.
|
Arlington, Va. : National Science Teachers Association, c2004.
|
3.
|
Arlington, Virginia : National Science Teachers Association, [2013] ©2013
|
4.
|
Arlington, Va. : National Science Teachers Association, c2010.
|
5.
|
New York : Teachers College, Columbia University, c1993.
|
6.
|
Arlington, Virginia : NSTA Press, 2015. ©2015
|
7.
|
Arlington, Virginia : National Science Teachers Association, 2013. ©2013
|
8.
|
Arlington, Virginia : NSTA Press, 2012.
|
9.
|
Arlington, Va. : National Science Teachers Association, c2012.
|
10.
|
Columbus : Merrill Pub. Co., c1990.
|