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Energizing a Sustainability Inquiry

Alicia Curria, Lindsay Keazer, and Darcy Ronan

An elementary teacher integrated mathematics and science to engage fourth graders in an authentic inquiry exploring sustainability solutions for their school.

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Exploring Lunar Phases With the Moon Pie ­Simulation

Amanda Provost and Nicole Panorkou

Students use multiplicative and ratio reasoning with fraction and degree values as they explore a simulation of the lunar phases.

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Modeling the Impact of the Chernobyl Disaster

Geena Taite, Helene Leonard, Amanda Provost, and Nicole Panorkou

In this mathematical modeling task, Algebra 1 and Algebra 2 students determine the most impactful radioactive substance(s) released at the Chernobyl disaster of 1986.

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Integrating Integers with Tug-of-War and Two-Sided Counters

Kristyn Sartin

An introduction to integer addition and subtraction in a conceptual 
and relatable way using two-sided counters and tug-of-war.

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Construct It! Introducing Integers with Floats and Anchors

Christy Pettis and Aran Glancy

Use the Floats and Anchors context as well as physical and digital materials to help students understand integer addition and subtraction.

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Model It! Devising a Model to Represent College Football Rankings

Rachel Wiemken, Gabriel Matney, and Brandon Floro

A model eliciting activity based on our students’ outside interests sparks engagement with modeling and interesting debates.

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Using School Mathematics to Develop Students’ Data Literacy Skills

Joshua David Jones

To be literate in a society where the information shared online is often exploited, learners should be exposed to multiple aspects of contemporary predictive modeling. Explore a lesson in which students learned an algorithm used in practice to automate the process of making recommendations.

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Integrating Machine Learning in Mathematics Classrooms

Joshua Jones

Explore a lesson in which students used conditional probability to conjecture a predictive text algorithm, which, if translated into a coding language, could teach a computer to predict what a user wants to type, given the previous words in a message.