The author shares geometry that inspires him.
The Beauty of Regular Hexagons
Ways to Help Students Become Powerful Mathematical Thinkers
Alan H. Schoenfeld
Ear to the Ground features voices from several corners of the mathematics education world.
Construct It! Intersecting Language and Mathematics with Interlocking Cubes
Basil Conway IV and Marjorie Mitchell
Students learn to build their own numbering system by recognizing and identifying patterns with interlocking cubes in different place values.
Construct It! Triangle Puzzle Challenges
This article presents an original puzzle that supports students’ development of visual thinking and geometry ideas based on the Van Hiele levels of geometric thought.
Construct It! What’s in a Name? Collecting, Organizing, and Representing Data
Eva Thanheiser, Courtney Koestler, Amanda T. Sugimoto, and Mathew D. Felton-Koestler
Build a classroom community by building representations and visualizations of data related to students’ names.
Model It! Building and Sustaining Cultural Traditions with Ethnomodeling
Siddhi Desai and Farshid Safi
This geometric transformation-focused ethnomodeling respects individual and collective community experiences and moves toward educational experiences that acknowledge and celebrate the multidimensional aspects related to identity.
Model It! Revamping High School Schedules
Elizabeth B. Harkey, Kathryn Early, Ronnie D. Hall, and Marilyn E. Strutchens
Learn how the authors used changes happening in the community to create a mathematical modeling task.
STEM and Social Consciousness
Krystal Jones Carter
A well-crafted classroom engineering challenge can effectively answer compelling questions about social and global responsibility.
Developing Meaning for Mathematical Expressions
John K. Lannin, Christopher Austin, and David C. Geary
Explore two ways that algebra students interpret mathematical expressions. Learn instructional tasks to help students develop meaning.
Composing Tangram Puzzles to Support Shape Transformation
Laura Bofferding and Yi Zhu
Different types of tangram puzzles can encourage students to make sense of problems and engage in the computational thinking practice of debugging.