Using research to answer practical questions about homework. Cooper H, Valentine JC. H Cooper, JC Valentine - Educational psychologist, 2001 - Taylor & Francis GSID: ztctlyBStz0J
Homework and achievement: Explaining the different strengths of relation at the elementary and secondary school levels. Cooper H. L Muhlenbruck, H Cooper, B Nye… - Social Psychology of …, 1999 - Springer GSID: yONKActw7a4J
Visible learning: A synthesis of over 800 meta-analyses relating to achievement. [No authors listed] GSID: URs5gcOjDkkJ
Research synthesis and meta-analysis: A step-by-step approach. [No authors listed] GSID: pL68x-7QO8gJ
