Explore a new app that allows students to develop a more sophisticated understanding of fractions.
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Technology Helps Students Transcend Part-Whole Concepts
Anderson Norton, Jesse L. M. Wilkins, Michael A. Evans, Kirby Deater-Deckard, Osman Balci, and Mido Chang
Shifting understanding of mixed numbers
Jennifer Pfotenhauer, Rick Kleine, Yasmin Sitabkhan, and Darrell Earnest
Students had been learning about integers and fractions on the number line. For a lesson on mixed numbers, they solved an assessment problem at the beginning of the lesson. After the lesson, the authors interviewed two students individually and asked each girl to solve the same problem again.
Tracking Decimal Misconceptions: Strategic Instructional Choices
Linda B. Griffin
Strategic instructional choices can simultaneously address common decimal misconceptions and help students race toward decimal understanding.
Coordinate an Attack Using the Calculator
Sharie R. Kranz, Carlo A. Amato, and Eric A. Freudenthal
Teachers using these graphing tasks experienced engagement in understanding the need for the coordinate system.
Responding to Students' Work on a Rich Task
Emily G. Kuper and Patrick M. Kimani
Students engage in a fractions task involving 2/3 men and 3/5 women, and teachers analyze their thinking.
Decimal Fractions: An Important Point
Sherri L. Martinie
Teachers who are skilled at recognizing students' misconceptions about decimals are better equipped to make instructional decisions that build on these ideas.
Differentiated Instruction in Shared Mathematical Contexts
Maryl Gearhart and Geoffrey B. Saxe
Try these methods for integrating diverse learners.
Personal timeline
Hoyun Cho and Carolyn Osborne
Postscript items are designed as rich grab-and-go resources that any teacher can quickly incorporate into his or her classroom repertoire with little effort and maximum impact. A personal timeline provides a rich and relevant context this month for students' to investigate numbers and number relationships.
How Did the Answer Get Bigger?
Debra I. Johanning and James D. Mamer
Developing number and operation sense associated with fraction division is viewed from multiple perspectives: modeling, equivalence, and symbolism.
A Geometric Path to the Concept of Function
Scott Steketee and Daniel Scher
Transformations using dynamic software can provide a unique perspective on a common topic.
