NotesFAQContact Us
Collection
Advanced
Search Tips
Showing all 2 results Save | Export
Peer reviewed Peer reviewed
Direct linkDirect link
Lesaux, Nonie K.; Kieffer, Michael J.; Kelley, Joan G.; Harris, Julie Russ – American Educational Research Journal, 2014
We conducted a randomized field trial to test an academic vocabulary intervention designed to bolster the language and literacy skills of linguistically diverse sixth-grade students (N = 2,082; n = 1,469 from a home where English is not the primary language), many demonstrating low achievement, enrolled in 14 urban middle schools. The 20-week…
Descriptors: Middle School Students, Control Groups, Experimental Groups, Vocabulary Development
Peer reviewed Peer reviewed
Direct linkDirect link
Sarama, Julie; Clements, Douglas H.; Starkey, Prentice; Klein, Alice; Wakeley, Ann – Journal of Research on Educational Effectiveness, 2008
This study used a randomized field trial design to evaluate the efficacy of a research-based model for scaling up an intervention focused on preschool mathematics. Although the successes of research-based educational practices have been documented, equally well known is the paucity of successful efforts to bring these practices to scale. The same…
Descriptors: Mathematics Curriculum, Mathematics Instruction, Intervention, Mathematics Achievement