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How Big Is a Leaf? Mathematical Modeling Through STEM Inquiry

Kym Fry and Lyn D. English

Grade 4 students engage in problem solving through inquiry in an agricultural science context.

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The Life and Times of a Third-Grade Pencil

Matthew Kandel

Students determine the usable lifespan of a pencil in this mathematical modeling activity.

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Introducing Grade 3 Students to Digital Data Exploration

Daniel Frischemeier

Bar graphs are fundamental to display distributions of categorical variables in primary school. Here is an approach using TinkerPlots™ to create bar graphs on different representation levels in small and large data sets.

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Take flight with mathematics

Kimberly M. Lilienthal

Exploring airport traffic, usage, hours of operation, and security statistics are all ways to model and bring relevance to math. Students soar while exploring the mathematics of aircraft: dimensions, cargo, fuel, and passenger capacity. Comparing two airports or aircraft would be valuable ways to extend their mathematical journey.

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Get Your Bearings

Terri L. Kurz

Math by the Month is a regular department of the journal that features collections of short activities focused on a monthly theme. These articles aim for an inquiry or problem-solving orientation that includes at least four activities each for grade bands K–2, 3–4, and 5–6. The problems this month integrate skateboard facts and questions into the mathematical investigations.

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Disney in December

Sue E. Hoge and Karin E. Perry

Math by the Month is a regular department of the journal. It features collections of short activities focused on a monthly theme. These articles aim for an inquiry or problem-solving orientation that includes at least four activities each for K–Grade 2, Grades 3–4, and Grades 5–6. This month's problem set aligns with the Common Core State Standards for Mathematics, includes factual data from Disney Parks, and makes connections between mathematics and real-life applications.

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Trailblazers

Lyn D. English, Steve Humble, and Victoria E. Barnes

You, too, can design and implement math trails to promote active, meaningful, real-world mathematical learning beyond your classroom walls.