-
1451
-
1452
-
1453
-
1454
-
1455
Games and puzzles for elementary and middle school mathematisc reading from the Arithmetic teacher
Gepubliceerd in 1975Boek -
1456
-
1457
Influencing students toward media center use an experimental investigation in mathematics
Gepubliceerd in 1975Boek -
1458
A study of concrete and formal operations in school mathematics a Piagetian viewpoint
Gepubliceerd in 1975Boek -
1459
The development of an instructional decisions test for secondary mathematics teachers
Gepubliceerd in 1975Thesis -
1460


