The purpose of this quantitative causal-comparative study was to compare pull out and inclusion programs in two Texas school districts in terms of fourth grade students' academic performance in mathematics, while controlling for gender. The theoretical framework was provided by Renzulli's Three Ring Concept of Giftedness and based on the premise…

Using a causal-comparative research design, this study investigated the effectiveness of Differentiated Instruction Support Inclusion Services on fifth grade regular education and gifted students' Reading/Language Arts achievement. The study analyzed and compared the achievement of the regular education students who received no inclusion support…