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Bell, Courtney A.; Dobbelaer, Marjoleine J.; Klette, Kirsti; Visscher, Adrie – School Effectiveness and School Improvement, 2019
Observation systems are increasingly used around the world for a variety of purposes; 2 critical purposes are to understand and to improve teaching. As observation systems differ considerably, individuals must decide what observation system to use. But the field does not have a common specification of an observation system, nor does it have…
Descriptors: Classroom Observation Techniques, Instructional Improvement, Evaluation Methods, Systems Approach

Lamb, Stephen; Fullarton, Sue – Australian Journal of Education, 2002
Used data from the Third International Mathematics and Science Study (TIMSS) to look at student, classroom, and school factors influencing mathematics achievement in Australia and the United States. Found that classroom differences account for about one-third of the variation in student achievement in the United States and over one-quarter in…
Descriptors: Classroom Environment, Comparative Analysis, Mathematics Achievement, Predictor Variables