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Direct linkGurbuz, Ramazan – International Journal of Mathematical Education in Science and Technology, 2010
The purpose of this study is to investigate and compare the effects of activity-based and traditional instructions on students' conceptual development of certain probability concepts. The study was conducted using a pretest-posttest control group design with 80 seventh graders. A developed "Conceptual Development Test" comprising 12…
Descriptors: Control Groups, Pretests Posttests, Grade 7, Probability
Powers, Robert A.; Craviotto, Cathleen; Grassl, Richard M. – International Journal of Mathematical Education in Science and Technology, 2010
Many undergraduate students have difficulty writing mathematical proofs even though this skill is important for the development of future teachers and those who may be involved in instruction or training as a graduate student or supervisor. In addition, research indicates that mathematics majors and secondary education mathematics majors possess…
Descriptors: Control Groups, Writing Ability, Mathematical Logic, Algebra
