National Council of Teachers of Mathematics
The Math Forum: Defining Geometric Figures
This site provides an in-depth definition of a two-dimensional figure and a three-dimensional figure. Related terms include arcs, vertices, polygon, and many more.
McGraw Hill
Glencoe: Self Check Quizzes 2 Drawing Three Dimensional Figures
Use Glencoe's Math Course 2 randomly generated self-checking quiz to test your knowledge of three-dimensional figure drawings. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom of the page...
Louisiana Department of Education
Louisiana Doe: Louisiana Believes: Eureka Math Parent Guide: Two Dimensional and Three Dimensional Shapes
A guide to support parents as they work with their students with two-dimensional and three-dimensional shapes.
Texas Education Agency
Texas Gateway: Determining Area: Composite Figures
Given information about composite fiugres, the student will determine the area of composite 2-dimensional figures comprised of a combination of triangles and parallelograms using appropriate units of measure.
Houghton Mifflin Harcourt
Holt, Rinehart and Winston: Homework Help Independent Practice: Drawing Three Dimensional Figures
Get independent practice drawing three-dimensional figures. Each incorrect response gets a text box explanation and another try. Correct responses are confirmed.
Sophia Learning
Sophia: Planar Objects Have Only Two Dimensions
Explore why objects drawn on a plane are two dimensional in this video tutorial. [4:57] Take a quiz to assess learning.
NumberNut
Number Nut: Shapes, Symbols and Colors: Two Dimensional Shapes
Describes, with illustrations, the basic two-dimensional shapes students will encounter in elementary Math.
ClassFlow
Class Flow: Two Dimensional Shapes Identify and Match
[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...
Math Is Fun
Math Is Fun: Regular 2 D Shapes
This tutorial provides illustrations for regular 2-D shapes as well as a definition for polygons and for regular polygons.
Primary Resources
Primary Resources: 2 D and 3 D Shapes
Here is a huge collection of teacher resources for teaching 2-D and 3-D shapes. Includes smartboard and PowerPoint presentations, as well as worksheets and helpful hints.
BBC
Bbc: Bitesize: Maths: 2 D Shapes
Learn about the properties of 2-D shapes: circles, triangles, polygons, and quadrilaterals. Includes information, video, and examples about each, with games and quizzes for reinforcement.
Alabama Learning Exchange
Alex: Geometric Man
The students will explore angles, rays, line segments, perpendicular lines, parallel lines, and two-dimensional figures through the use of the book Shape Up! Fun With Triangles and Other Polygons by David A. Adler. They will also...
National Council of Teachers of Mathematics
Nctm: Illuminations: Cube Nets
This applet allows you to examine various two-dimensional figures to determine which ones can be folded into a cube.
CK-12 Foundation
Ck 12: Elem Math: Counting Different 2 D Shapes Within Complex Composite Figures
[Free Registration/Login may be required to access all resource tools.] Students watch a video and attempt practice problems on counting two dimensional shapes in a complex composite figure.
CK-12 Foundation
Ck 12: Elem Math: Counting Different 2 D Shapes Within Simple Composite Figures
[Free Registration/Login may be required to access all resource tools.] Students watch a video and attempt practice problems on how to dientify various two dimensional shapes within a composite figure.
CK-12 Foundation
Ck 12: Elem Math: Counting the Number of Basic 2 D Shapes in a Composite Figure
[Free Registration/Login may be required to access all resource tools.] Students watch a video and attempt practice problems on counting basic two dimensional shapes in a composite figure.
NumberNut
Number Nut: Shapes, Symbols, and Colors: 2 D Shapes
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.
E-learning for Kids
E Learning for Kids: Math: School Bus: 2 D Space
Students will play learning games to explore parallel lines and two-dimensional shapes.
PBS
Pbs Kids Afterschool Adventure!: Operation: Shape It Up Activity Plan
Get your spy glasses ready! In this weeklong adventure, children will explore shapes and their attributes and use this knowledge to decode a secret message. Children will learn about two-dimensional (flat) and three-dimensional (solid)...
University of Texas
Inside Mathematics: Quilt Making [Pdf]
This task challenges a student to demonstrate understanding of the concept of two dimensional shapes and their properties.
National Council of Teachers of Mathematics
Nctm: Illuminations: Cutting Corners
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.
Other
Nearpod: Three Dimensional Shapes
In this lesson, students will learn to identify three-dimensional shapes by name and distinguish between two-dimensional and three-dimensional shapes.
E-learning for Kids
E Learning for Kids: Math: Wizards: 2 D and 3 D Shapes
Students will create a model of a three-dimensional shape and create tessellations on a computer using two-dimensional shapes.
E-learning for Kids
E Learning for Kids: Math: Bus Station: 2 D Shapes and Polygons
Students will complete a series of learning games to explore two-dimensional shapes, such as naming them and completing the shape.
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