There is a growing reliance on plastic, even though it is a synthetic material that does not decompose. The activities in this article aim to inform and inspire the next generation of environmental stewards.
Browse
The Problem With Plastics
Ming C. Tomayko and Jordan L. Almony
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.
Opening the “Gait” to Unit Rate
A. Susan Gay, Jeanine Haistings, Jason L. Rucker, Lindsay Garcia, and Megan Koenigsman
Promote understanding of unit rate in the real-world context of a walking speed test.
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.
Drawing a Positive Math Identity: Portrait of a Math Person
Liza Bondurant and Liesl McConchie
Activities and resources to help learners foster a positive math identity.
Embracing Uncertainty, Struggle, and Creativity with Open Middle
Stephen L. Caviness, Crystal Wallen, and Lorraine Stewart
These educators share the “how” and “why” behind their use of open middle tasks in the classroom.
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.
Encouraging Students to LOVE MATH with One-Straight-Cut Letters
Yi-Yin (Winnie) Ko, Connor A. Goodwin, Lauren Ream, and Grace Rebber
One-straight-cut activities engage middle-school students in learning about symmetry and geometric transformations.
Varying the Intensity of Scaffolding for English Learners
Haiwen Chu, Jill Neumayer DePiper, and Leslie Hamburger
Vary the intensity of pedagogical scaffolding along three dimensions—grouping, structure, and language—with the same rigorous prompt.
“Discourse: Simple Moves that Work”
Molly Rothermel Rawding, Theresa Wills, and Introduction by: Karla Bandemer
An article from the NCTM legacy journalMathematics Teaching in the Middle School offers simple methods to improve discourse and engagement in the mathematics classroom.
