Descriptor
Source
Journal of Research in… | 1 |
Author
Adey, Philip S. | 1 |
Harlen, Wynne | 1 |
Publication Type
Journal Articles | 1 |
Reports - Research | 1 |
Tests/Questionnaires | 1 |
Education Level
Audience
Practitioners | 1 |
Location
United Kingdom (Great Britain) | 1 |
Laws, Policies, & Programs
Assessments and Surveys
What Works Clearinghouse Rating

Adey, Philip S.; Harlen, Wynne – Journal of Research in Science Teaching, 1986
Describes an analysis of test items used to measure the science process skills of 11-year-olds in Great Britain. Concludes that the level of cognitive demand was a reliable predictor of the difficulty of an item. (TW)
Descriptors: Cognitive Development, Cognitive Processes, Concept Formation, Elementary Education