1

The improvement of high school physics teaching by a regularly scheduled unit testing program

Ellsworth S. Obourn
Journal:
Science Education
Year:
1932
Language:
english
File:
PDF, 530 KB
english, 1932
2

Preparing the design for science education research

Ellsworth S. Obourn
Journal:
Science Education
Year:
1954
Language:
english
File:
PDF, 566 KB
english, 1954
3

“sine qua non”

Ellsworth S. Obourn
Journal:
Science Education
Year:
1963
Language:
english
File:
PDF, 166 KB
english, 1963
5

Prologue to the future

Ellsworth S. Obourn
Journal:
Journal of Research in Science Teaching
Year:
1963
Language:
english
File:
PDF, 169 KB
english, 1963
6

THE USE OF THE TEXTBOOK IN THE EFFECTIVE LEARNING OF GENERAL SCIENCE

Ellsworth S. Obourn
Journal:
School Science and Mathematics
Year:
1935
Language:
english
File:
PDF, 280 KB
english, 1935
7

The science demonstration in the junior-senior high school

Ellsworth S. Obourn
Journal:
Science Education
Year:
1927
Language:
english
File:
PDF, 577 KB
english, 1927
8

The science demonstration in the junior-senior high school

Ellsworth S. Obourn
Journal:
Science Education
Year:
1927
Language:
english
File:
PDF, 774 KB
english, 1927
9

Classroom procedures for developing the elements of problem solving

Ellsworth S. Obourn, Gaylord C. Montgomery
Journal:
Science Education
Year:
1941
Language:
english
File:
PDF, 747 KB
english, 1941
10

Editorials and educational news

Ellsworth S. Obourn, Arthur H. Bryan
Journal:
Science Education
Year:
1941
Language:
english
File:
PDF, 441 KB
english, 1941
11

Editorial

Florence G. Billig, Gerald S. Craig, Ellsworth S. Obourn, S. Ralph Powers, W. G. Whitman
Journal:
Science Education
Year:
1944
Language:
english
File:
PDF, 53 KB
english, 1944
12

The role of assumptions in ninth-grade general science

Ellsworth S. Obourn
Journal:
Science Education
Year:
1956
Language:
english
File:
PDF, 458 KB
english, 1956
13

An analysis and check list on the problem solving objective science teaching service circular

Ellsworth S. Obourn
Journal:
Science Education
Year:
1956
Language:
english
File:
PDF, 371 KB
english, 1956
14

Fifth annual review of research in science teaching

Ellsworth S. Obourn, Lillian H. Darnell, George Davis, Edward K. Weaver
Journal:
Science Education
Year:
1957
Language:
english
File:
PDF, 3.05 MB
english, 1957
15

Report on relations of U. S. office of education to National Association for Research in Science

Ellsworth S. Obourn
Journal:
Science Education
Year:
1960
Language:
english
File:
PDF, 160 KB
english, 1960
16

Distinguished service in science education

Ellsworth S. Obourn
Journal:
Science Education
Year:
1960
Language:
english
File:
PDF, 352 KB
english, 1960
17

Report of the research coordinator

Ellsworth S. Obourn
Journal:
Science Education
Year:
1960
Language:
english
File:
PDF, 165 KB
english, 1960
18

Sixth annual review of research in science teaching

Ellsworth S. Obourn, Clarence H. Boeck
Journal:
Science Education
Year:
1960
Language:
english
File:
PDF, 2.26 MB
english, 1960
19

Surveys and status studies

Ellsworth S. Obourn
Journal:
Science Education
Year:
1961
Language:
english
File:
PDF, 262 KB
english, 1961
20

President's report to narst—1962-63

Ellsworth S. Obourn
Journal:
Science Education
Year:
1963
Language:
english
File:
PDF, 262 KB
english, 1963
21

Science teaching news

Ellsworth Obourn
Journal:
Journal of Research in Science Teaching
Year:
1964
Language:
english
File:
PDF, 55 KB
english, 1964
22

THE POSSIBILITIES OF A “BURNED OUT” ELECTRIC LIGHT BULB IN GENERAL SCIENCE

Ellsworth S. Obourn
Journal:
School Science and Mathematics
Year:
1925
Language:
english
File:
PDF, 174 KB
english, 1925
23

THE EFFECTIVE USE OF PRACTICAL EQUIPMENT IN A PHYSICS COURSE.

ELLSWORTH S. OBOURN
Journal:
School Science and Mathematics
Year:
1928
Language:
english
File:
PDF, 258 KB
english, 1928
24

STIMULATING INTEREST IN SCIENCE

ELLSWORTH S. OBOURN
Journal:
School Science and Mathematics
Year:
1931
Language:
english
File:
PDF, 166 KB
english, 1931
25

TEACHING SCIENTIFIC METHOD : Article VII: The Scientific Method in the Classroom

Ellsworth S. Obourn
Journal:
School Science and Mathematics
Year:
1934
Language:
english
File:
PDF, 160 KB
english, 1934