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A critical focus on the M in STEAM

Sarah B. Bush, Richard Cox, and Kristin Leigh Cook

Contributors to the iSTEM (Integrating Science, Technology, Engineering, and Mathematics) department share ideas and activities that stimulate student interest in the integrated fields of science, technology, engineering, and mathematics (STEM) in K–grade 6 classrooms. The authentic STEAM project described here was born of a critical need of one child in the community. Using the Design Thinking framework, a class of fourth graders embarked on what was arguably the most meaningful school project of their lives. We place an explicit focus on the M in STEAM.

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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.

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Math for Real: The Battle of Antietam

“when will I ever use this?”

Allesandra King

This problem ties into real-life population estimates.

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On My Mind: Principles to Actions: Mathematics Programs as the Core for Student Learning

Steve Leinwand, DeAnn Huinker, and Daniel Brahier

This article provides an introduction to the six guiding principles for school mathematics and eight core mathematics teaching practices that appear in the new NCTM document, Principles to Actions: Ensuring Mathematical Success for All.

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Reveal Limitations through Fraction Division Problem Posing

Janet Sharp and Rachael M. Welder

Students notoriously struggle with division of fractions in 5 key areas. Hear what those 5 areas are and how recommendations address the limitations.

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Students with Learning Disabilities Tackle Multistep Problems

Casey Hord and Samantha Marita

Support math conversations and teach students to approach various problem-solving tasks by encouraging the use of tables.

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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.

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Mathematical Explorations: Rethink Your Drink

classroom-ready activities

Caroline B. Ebby

An activity uses the visual element of sugar cubes to examine how much sugar is included in drinks packaged in various sizes. Activity sheets are included.

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Mathematical Explorations: Exercise Away the Big Mac: Ratios, Rates, and Proportions in Context

classroom-ready activities

S. Asli Ozgün-Koca, Thomas G. Edwards, and Kenneth R. Chelst

An activity centers around an authentic context: the nutritional content of a Big Mac and how to exercise the calories away. The task, which focuses on ratios, percentages, rates, and proportion concepts, also includes activity sheets.

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The Whole Story: Understanding Fraction Computation

Juli K. Dixon and Jennifer M. Tobias

Anticipate and address errors that arise when fractions are placed in context and illustrated with models.