This resource offers a groundbreaking effort to make mathematics education research on ratios and proportions readily accessible and understandable to preservic

Kumon's research has discovered that children learn more easily when they tackle one skill at a time. That's why Kumon Focus on Workbooks shine a spotlight on o

"A series for teaching mathematics."--P. [1] of cover.

Ratios and Proportions Workbook covers the concept of the ratio of two quantities. From this concept, we develop the related concepts of a rate (so much of one

Ratio and Proportion—Research and Teaching in Mathematics Teachers’ Education offers its readers an intellectual adventure where they can acquire invaluable