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| Reference Materials -… | 2 |
| Reference Materials -… | 2 |
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International Joint Commission, Windsor (Ontario). Great Lakes Regional Office. – 1987
The Great Lakes Science Advisory Board of the International Joint Commission surveyed several hundred educators and producers of educational programs. One of the results of the survey was the development of this directory, which is limited to materials and producers of materials dealing with the Great Lakes Basin ecosystem, environmental studies,…
Descriptors: Audiovisual Aids, Biological Sciences, Ecology, Elementary School Science
International Joint Commission, Windsor (Ontario). Great Lakes Regional Office. – 1989
The Great Lakes Science Advisory Board of the International Joint Commission surveyed several hundred educators and producers of educational programs. One of the results of the survey was the development of this directory, which is limited to materials and producers of materials dealing with the Great Lakes Basin ecosystem, environmental studies,…
Descriptors: Audiovisual Aids, Biological Sciences, Ecology, Elementary School Science
