A fundamental aspect of statistical inference is representation of real-world data using statistical models. This article analyzes students' articulations of statistical models and modeling during their first steps in making informal statistical inferences. An integrated modeling approach (IMA) was designed and implemented to help students…

Discussion of the amount of mental effort children invest in television viewing versus book reading focuses on a Dutch study based on Salomon's model and his studies with children in Israel and the United States. The depth of information processed is discussed, and differences in results are examined. (18 references) (LRW)

Discusses how students generate meanings for mathematical word problems, develops a generative predicational model to account for students' comprehension of word problems, and describes an empirical study of Israeli sixth graders that was designed to test the model. Talk aloud protocols of the students are analyzed, and hypotheses tested are…

Describes study of fifth and sixth grade Jewish Israeli students that tested the hypothesis that intrinsic motivation will be differentially affected by task-involving and ego-involving evaluation. Three feedback conditions involving grades and individual comments are explained, and results are discussed in terms of student interest and…

Describes study of 435 Israeli elementary school students to assess effects of open education on reading comprehension assignments. Literature on open education is reviewed, the hypotheses tested are described, results are analyzed comparing the effects of open education with the effects of traditional classroom instruction, and 46 references are…