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Connecting Research to Teaching
Connecting Research to Teaching: Reasoning about Quantities That Change Together

Heather Lynn Johnson; Edited by Margaret Kinzel and Laurie Cavey 

May 2013, Volume 106, Issue 9, Page 704

This article explores quantitative reasoning used by students working on a bottle- filling task. Two forms of reasoning are highlighted: simultaneous-independent reasoning and change-dependent reasoning.

more4u-MT-100x23 Podcast from 2013 Annual Meeting in Denver, Colorado
Reasoning about Quantities That Change Together
Presenter: Heather Lynn Johnson 

Action Research
Grades 9-12
Professional Development / Teacher Education