| Alexander,  J. | 1995 | Master Gardener Classroom Garden Project: An Evaluation of the Benefits to Children |
| Lohr,  V. | 2005 | Children's active and passive interactions with plants influence their attitudes and actions toward trees and gardening as adults |
| Wolschke-Bulmahn,  J. | 1994 | Children's Comics: An Opportunity for Education to Know and To Care for Nature? |