Earth Child 2000 with Teacher's Guide: Early Science for Young Children by Kathryn Sheehan & Mary Waidner (San Francisco, CA: Council Oak Books, 1997. ISBN: 1571780548)
For ages 4-8.
Earthways: Simple Environmental Activities for Young Children by Carol Petrash and Donald Cook (Gryphon House, 1992. ISBN: 087659156X)
Organized by seasons, this resource book devotes large sections to various nature crafts and natural toys with which young children can celebrate the gifts of the seasons and experience the rhythms and changes of their world.
A Sense of Place: Teaching Children About the Environment with Picture Books by Daniel A Kriesberg (Englewood, C): Teacher Ideas Press, 1999. ISBN: 1563085658).