References
- Zipko , S. J. “The Reasons for Outdoor Education.” . Science Activities: Classroom Projects and Curriculum Ideas , 10 ( 6 ) 31 – 33 .
- Zipko , S. J. “Forest Community: An ecolological Study.” . Science Activities: Classroom Projects and Curriculum Ideas , 11 ( 2 ) 43 – 50 .
- Zipko , S. J. “A Comparative Study of Woodland and Aquatic Ecosystems.” . American Biology Teacher , 37 ( 2 ) 108 – 11 .
- Zipko , S. J. “Biology Minicourses and the School Team.” . Science Activities: Classroom Projects and Curriculum Ideas , 12 ( 5 ) 14 – 18 .
- Zipko , S. J. “A Classification Minicourse.” . Science Activities: Classroom Projects and Curriculum Ideas , 12 ( 6 ) 14 – 20 .
- Zipko , S. J. “Active Conservation Education in a Wildlife Refuge.” . New Jersey Outdoors , 4 ( 6 ) 14 – 32 .
- Zipko , S. J. “Consumer Science and Comparison Shopping: A Short Interdisciplinary Course.” . Science Activities: Classroom Projects and Curriculum Ideas , 15 ( 2 ) 29 – 36 .
- Zipko , S. J. “Gauging Student Attitudes toward Wildlife Populations: A Technique for Teachers.” . New Jersey Outdoors , 5 ( 5 ) 4 – 25 .
- Zipko , S. J. “An Interdisciplinary Study of Nesting Birds.” . American Biology Teacher , 40 ( 9 ) 546 – 60 .
- Zipko , S. J. “A Model for the Study of Population Dynamics.” . American Biology Teacher , 41 ( 5 ) 282 – 99 .
- Zipko , S. J. “Team-teaching in Practice at the Junior High Level.” . NIEA Review , 55 ( 3 ) 22 – 27 .