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Download full textYang, Der-Ching; Wu, Shin-Shin – Online Submission, 2012
Two 12-question estimation instruments were designed to compare the differences of estimating strategies used by the 8th-graders when solving contextual and numerical problems. Both instruments are parallel, meaning that the numbers used in both instruments are the same; however, they were presented differently. One hundred and ninety-eight…
Descriptors: Foreign Countries, Grade 8, Word Problems (Mathematics), Problem Solving
Peer reviewedIncikabi, Lutfi; Ozgelen, Sinan; Tjoe, Hartono – International Journal of Environmental and Science Education, 2012
This study aimed to compare Mathematics and Science programs focusing on TIMSS content domains of Numbers and Biology that produced the largest achievement gap among students from Turkey and the USA. Specifically, it utilized the content analysis method within Turkish and New York State (NYS) frameworks. The procedures of study included matching…
Descriptors: Achievement Gap, State Standards, Mathematics Instruction, Science Instruction
