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Clements, Douglas H.; Sarama, Julie – Journal for Research in Mathematics Education, 2007
This study evaluated the efficacy of a preschool mathematics program based on a comprehensive model of developing research-based software and print curricula. Building Blocks, funded by the National Science Foundation, is a curriculum development project focused on creating research-based, technology-enhanced mathematics materials for pre-K…
Descriptors: Disadvantaged Youth, Experimental Groups, Curriculum Development, Achievement Gains
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Wanzek, Jeanne; Vaughn, Sharon – Journal of Learning Disabilities, 2008
Two studies examined response to varying amounts of time in reading intervention for two cohorts of first-grade students demonstrating low levels of reading after previous intervention. Students were assigned to one of three groups that received (a) a single dose of intervention, (b) a double dose of intervention, or (c) no intervention.…
Descriptors: Intervention, Reading Fluency, Student Reaction, Acceleration (Education)
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Gierut, Judith A. – Journal of Speech and Hearing Research, 1990
This study evaluated whether variations in the structure of minimal versus maximal opposition treatments would result in empirical differences in phonological learning with three four-year-old boys who excluded at least six sounds from their phonetic and phonemic inventories. Results indicated that treatment of maximal oppositions led to greater…
Descriptors: Articulation (Speech), Delayed Speech, Instructional Effectiveness, Males
Weaver, Constance L. – 1991
This research was designed to investigate several primary questions in comparing the Logo floor turtle to the Logo screen turtle: (1) Do young children gain different geometric concepts from experiences with the floor turtle than they do with the screen turtle? (2) Do young children learn to use the four basic Logo commands more efficiently with…
Descriptors: Cognitive Processes, Computer Assisted Instruction, Concept Formation, Early Childhood Education
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Vadasy, Patricia F.; Jenkins, Joseph R.; Antil, Lawrence R.; Wayne, Susan K.; O'Connor, Rollanda E. – Learning Disability Quarterly, 1997
Twenty at-risk first graders received 30 minutes of individual instruction from community tutors four days a week for up to 23 weeks. Subjects outperformed the control group on all reading, decoding, spelling and segmenting, and writing measures. Tutors who implemented the program with a high degree of fidelity achieved significant effect sizes in…
Descriptors: Beginning Reading, Early Intervention, Grade 1, Individual Instruction