AUTHOR
School Mathematics Study Group
77
Nuffield Foundation. Science Teaching Project
72
National Council of Teachers of Mathematics
50
Science Education Center, University of the Philippines
49
American Association for the Advancement of Science
35
School Mathematics Project
32
MacCracken, Helen Dolman
23
Nuffield Foundation
23
Greater Cleveland Mathematics Program
22
Scottish Education Department
22
American Institute of Biological Sciences. Biological Sciences Curriculum Study
21
Schools Council, Nuffield Foundation
21
United Nations Educational, Scientific and Cultural Organization
19
Editors of Life
18
Katagiri, George
18
National Science Teachers Association
18
Johnson, Donovan A.
16
Asimov, Isaac
15
Beiser, Arthur
15
Jardine, Jim
15
Australian Science Education Project
14
Biological Sciences Curriculum Study
14
Stewart, James
14
VanCleave, Janice Pratt
14
Educational Services Inc. African Education Program
13
Secondary Science Curriculum Review
13
Glenn, W. H.
12
Mathematics for the Majority
12
Morton, Robert Lee
12
Oddo, Nick
12
Rockcastle, Verne N.
12
Salomon, Frank R.
12
Unesco. Principal Regional Office for Asia and the Pacific
12
Adler, Irving
11
Association for Science Education
11
Carini, Edward
11
Cunningham, John D.
11
Hewitt, Paul G.
11
Schmidt, Victor E.
11
Barrow, Gordon M.
10
Beauchamp, Wilbur Lee
10
Carale, Lourdes R.
10
General Certificate of Secondary Education
10
Gray, M.
10
Halliday, David
10
Hostetler, Robert P.
10
Individualized Science Instructional Systems
10
Jacobson, Willard J.
10
Nuffield Foundation. Secondary Science Project
10
Ogena, Ester B.
10
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