Genre
Aids and devices
1
Bibliography
2
Case studies
1
Charts, diagrams, etc
1
Educational
1
Educational films
1
Handbooks, manuals, etc
1
Instructional and educational works
1
Juvenile literature
2
Juvenile works
1
Longitudinal studies
1
Problems and exercises
1
Problems, exercises, etc
2
Study guides
1
Textbooks
1