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Montague, Marjorie; Krawec, Jennifer; Enders, Craig; Dietz, Samantha – Journal of Educational Psychology, 2014
The effects of a mathematical problem-solving intervention on students' problem-solving performance and math achievement were measured in a randomized control trial with 1,059 7th-grade students. The intervention, "Solve It!," is a research-based cognitive strategy instructional intervention that was shown to improve the problem-solving…
Descriptors: Middle School Students, Secondary School Mathematics, Mathematics Skills, Problem Solving
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Tsai, Hung-Hsu; Lai, Yen-Shou; Lo, Shih-Che; Yu, Pao-Ta – Educational Technology & Society, 2015
The paper investigates the impact of learning effects on the study of life-like multimedia materials (LMMs) which are produced by the LMM tool. Teachers can readily utilize the tool to make the LMMs for their instructions in traditional classrooms. When students study the LMMs out of class, they can realistically recall teacher's teaching…
Descriptors: Multimedia Materials, Multimedia Instruction, Quasiexperimental Design, Teaching Methods