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Morita, Eiji; Inagaki, Kayoko – 1995
In the Hypothesis-Experiment-Instruction (HEI) method students are presented with a problem with three or four answer alternatives, which leads them later to recognize the distribution of choices, discuss a variety of ideas among them, and integrate distributed pieces of information. This study examined the effects of presenting a problem with or…
Descriptors: Addition, Foreign Countries, Fractions, Grade 4

Mayer, Richard E.; And Others – American Educational Research Journal, 1995
This brief report compares the lessons on addition and subtraction of signed whole numbers in three seventh-grade Japanese mathematics texts and four U.S. mathematics texts. Japanese books contained many more worked-out examples and relevant illustrations, while U.S. books had more irrelevant illustrations and unsolved problems. (SLD)
Descriptors: Addition, Comparative Analysis, Foreign Countries, Grade 7