# Search Results

## You are looking at 1 - 9 of 9items for :

• "CCSS.Math.Content.4.G.A.2"
• Refine by Access: All content
Clear All
Restricted access

## Who Is the Squarest of Them All?

Students are asked to solve a problem that involves viewing the characteristics of a square.

Restricted access

## Writing Code to Assess Geometric Reasoning

Engage students and promote thinking in a student-centered environment that is rich with technology.

Restricted access

## Solutions: Mirror, mirror

Each month, this section of the problem solvers department showcases students' in-depth thinking and discusses the classroom results of using problems presented in previous issues of Teaching Children Mathematics. In the problem from the December 2015/January 2016 issue, the task that integrates students' understanding of shapes and their properties and reflections. Students must determine which shapes can be reflected over a line so that the original shape and its reflection form specified figures.

Restricted access

## Untangling Geometric Ideas

This geometry lesson uses the work of abstract artist Wassily Kandinsky as a springboard and is intended to promote the conceptual understanding of mathematics through problem solving, group cooperation, mathematical negotiations, and dialogue.

Restricted access

## Exploring the Woolly Properties of Quadrilaterals

To explore properties of quadrilaterals in a creative setting that focuses on discovery over memorization, assign your students the Wolves and Sheep problem.

Restricted access

## Doing Geometry with Geometry Software

Restricted access

## Polygon properties: What is possible?

Sorting shapes and solving riddles develop and advance children's geometric thinking and understanding while promoting mathematical communication, cooperative learning, and numerous representations.

Restricted access

## Dream Catchers: Weaving Connections between Geometry and Algebra

For 500 years, dream catchers have been cultural symbols of intrigue worldwide. The most common folkloric design is a 12-point dream catcher. According to Native American legend, the first dream catcher was woven by a “spider woman” to catch the bad dreams of a chief's sick child. Once the bad dreams were caught, the chief's child was healed (Oberholtzer 2012). The basic design has been used for 500 years and is similar to the weaving of a spider's web.

Restricted access