AUTHOR
Science Education Center, University of the Philippines
21
Blanc, Sam S.
4
Fischler, Abraham S.
4
Lowery, Lawrence F.
4
Rabago, Lilia M.
4
Chivers, K. G.
2
Curriculum Development Center for Science and Mathematics, Science Education Center, University of the Philippines
2
Doole, Peter, illust
2
Rosewell, G. H. W.
2
Science Education Center. University of the Philippines
2
Science Teacher Training Center. University of the Philippines
2
University of the Philippines Science Teaching Center
2
Brooks, Stewart M.
1
Brueckner, Leo J.
1
Curriculum Development Center for Science and mathematics, Science Education Center
1
Curriculum Development Center for Science, Science Education Center, University of the Philippines
1
Greater Cleveland Mathematics Program
1
Grossnickle, Foster E.
1
Jones, F. Whitwam
1
Marsh, L. G.
1
Merton, Elda L.
1
Neale, B.E
1
Philippines. University of the Philippines. Science Education Center
1
Philippines.University of the Philippines. Science Education Center
1
Science Education Center
1
Science Education Center, University of the Philippines
1
Science Educatuion Center. University of the Philippines
1
Science Teaching Center, University of the Philippines
1
Smith, J.O
1
Windridge, Charles
1