A Look at the Development of Ratios, Rates, and Proportionality
Cathy Seeley; Jane Schielack
October 2007, Volume 13, Issue 3, Page 140
How to put the new NCTM publication, Curriculum Focal Points for Prekindergarten through Grade 8 Mathematics: A Quest for Coherence into practice.
Math Coordinator / Coach
Professional Development / Teacher Education
Ratios / Proportions