Lesson Plan
Curated OER

Learning About Guatemala Through Its Kites

For Teachers 4th - 9th
Students are introduced to Guatemala and to the tradition of giant kites. They decorate the kite sail and construct the kite. Students identifies possible causal factors contributing to given historical events.
Lesson Plan
Curated OER

Squares to Compare

For Teachers 3rd - 4th
Students investigate how to draw and classify two and three dimensional figures (squares, triangles, rectangles.)
Unknown Type
Khan Academy

Khan Academy: Practice: Classify Shapes by Line and Angle Types

For Students 4th
Look at the properties of 2D shapes to see which shapes can belong to the same group. Includes hints.
Lesson Plan
Better Lesson

Better Lesson: Properties of Plane Shapes

For Teachers 1st Standards
I love graphic organizers. My students will increase their vocabularies by learning more 2D shape terms through the use of a graphic organizer.
Unit Plan
Cuemath

Cuemath: Plane Shapes

For Students 9th - 10th Standards
A comprehensive guide for learning all about plane shapes with definitions, properties, types, solved examples, and practice questions.
Unknown Type
Khan Academy

Khan Academy: Properties of Shapes

For Students 3rd - 5th
In this exercise, students practice applying the properties of shapes. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Handout
Math Is Fun

Math Is Fun: Regular 2 D Shapes

For Students 3rd - 8th Standards
This tutorial provides illustrations for regular 2-D shapes as well as a definition for polygons and for regular polygons.
Unit Plan
Khan Academy

Khan Academy: Properties of Shapes

For Students 4th - 6th
Identify and compare shapes based on their attributes. Shapes include triangle types, quadrilateral types, pentagons, and hexagons. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video...
Unknown Type
Khan Academy

Khan Academy: Classify Shapes by Line and Angle Types

For Students 3rd - 5th Standards
Classify shapes based on pictures or attributes, such as angle types and side-lengths. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Lesson Plan
University of Texas

Inside Mathematics: Quilt Making [Pdf]

For Teachers 3rd - 5th Standards
This task challenges a student to demonstrate understanding of the concept of two dimensional shapes and their properties.
Activity
National Council of Teachers of Mathematics

Nctm: Illuminations: Cutting Corners

For Students 9th - 10th Standards
Students will use their knowledge of plane figure attributes to create and view shapes by cutting and rotating shapes to stimulate discussions on names and attributes of various shapes they do not regularly encounter.
Activity
NumberNut

Number Nut: Shapes, Symbols, and Colors: 2 D Shapes

For Students K - 1st Standards
Did you know that two-dimensional shapes are also called polygons? This lesson describes the various 2-D shapes and includes two interactive games to reinforce skills.
Interactive
Other

Bright Productions Web Designs: Shape Game

For Students Pre-K - 1st Standards
You will enjoy this shape game. It tells you the name of a shape and all you have to do is click on the correct shape. If you get confused you can have another try.
Interactive
Doina Popovici

Math Play: 2 D Shapes Jeopardy

For Students 2nd - 3rd Standards
Review basic facts and properties of two-dimensional shapes in this interactive game.
Activity
NumberNut

Number Nut: Shapes, Symbols and Colors: Two Dimensional Shapes

For Students 3rd - 5th Standards
Describes, with illustrations, the basic two-dimensional shapes students will encounter in elementary Math.
Whiteboard
ClassFlow

Class Flow: Two Dimensional Shapes Identify and Match

For Teachers Pre-K - 1st Standards
[Free Registration/Login Required] This flipchart helps students to analyze and compare various two-dimensional shapes according to the vertices, sides and parallel lines. It features "containers" created in Version 3 (can be used with...
Lesson Plan
PBS

Pbs Mathline Lesson: Geometry, It's a Perfect Fit [Pdf]

For Teachers 3rd - 5th Standards
This two-part geometry lesson plan has students identify, describe, and classify two-dimensional shapes. Students engage in hands-on activities including identifying shapes in the classroom, creating patterns with shapes, identifying...
Interactive
PBS

Pbs Learning Media: Classifying Polygons

For Students 3rd - 5th Standards
This interactive diagram focuses on sorting polygons by common properties and then you select the correct label for each section of the Venn Diagram.
Activity
University of Cambridge

University of Cambridge: Maths and Sports: Sports Equipment

For Students K - 1st Standards
Sports such as hockey, football, basketball and tennis use balls of different sizes. Can you arrange a selection of different balls in a line each touching the next to make the shortest line? This activity offers opportunities for...
Interactive
National Council of Teachers of Mathematics

Nctm: Illuminations: Shape Sorter

For Students 2nd - 8th Standards
Students learn how to categorize plane figure polygons using Venn Diagrams with this computer based tool.
Activity
National Council of Teachers of Mathematics

Nctm: Figure This: Fire Hydrant

For Students 3rd - 8th Standards
Discover how the geometric shape of an object directly relates to its usefullness in this math challenge from the NCTM Math Challenges for Families collection. A one page activity that you can print or download.
PPT
Sophia Learning

Sophia: Using Triangles to Examine Quadrilaterals: Lesson 5

For Students 9th - 10th
This lesson demonstrates how to determine properties of quadrilaterals by using triangles. It is 5 of 5 in the series titled "Using Triangles to Examine Quadrilaterals."
Website
University of Regina (Canada)

University of Regina: Math Central: Lesson: Mr. Z's 5 Minute Game of Geometric Pandemonium

For Teachers 3rd - 5th Standards
Students make a series of geometric drawings of points, obtuse angles, rays, polygons, and the like. Each child is given one but not allowed to show anyone else. The drawing is then taped to the back of the child in front of them. The...
Handout
The Math League

The Math League: Figures and Polygons

For Students 3rd - 8th Standards
This website has basic definitions for most polygons, regular and irregular.

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