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765 resources with the concept 2-d shapes

Lesson Planet

Kangaroo Hop

For Students 2nd - 3rd Standards
New ReviewScholars play against three other participants to show what they know about geometric figures. Starting at the beginning, kangaroos jump from shape to shape to match the figure to the displayed word and make their way to the finish line. 
Lesson Planet

Geometry

For Students 6th Standards
Shape one's understanding of geometry using the resource. The sixth of seven chapters in 6th Grade Math focuses on geometry principles. Future mathematicians learn to find the area of parallelograms, trapezoids, triangles, and other...
Lesson Planet

My Dream Home

For Teachers 2nd Standards
Dream big or go home. After analyzing a bar graph on the number of bedrooms in US homes derived from census data, scholars design their own dream homes. They cut out two-dimensional shapes from construction paper to create models of...
Lesson Planet

2D and 3D Geometric Shapes

For Teachers K Standards
Mathematicians examine everyday objects around the classroom to categorize them as two or three-dimensional. Following a group discussion, pairs work collaboratively to identify objects. Independently, scholars complete a practice page. 
Lesson Planet

What is a Constellation

For Students 1st - 5th Standards
Why do some stars in a constellation appear brighter than others? Using a get-up-and-move astronomy activity, scholars explore perspective and the appearance of constellations in the sky while developing an understanding of the...
2:50
Lesson Planet

Names of 2D Shapes

For Students 6th - 12th Standards
Two-d or not two-d? That's not really the question because the figures here are all two-dimensional. Learners identify the names of polygons, starting with triangles and ending with decagons. The video also describes circles and...
5:13
Lesson Planet

Nets

For Students 6th - 12th Standards
You've netted a great resource! Young mathematicians learn about the nets of three-dimensional solids by watching a brief video. The resource includes some test-taking tips on the topic for those studying for the GCSE.
Lesson Planet

Classify Two-Dimensional Shapes

For Students 4th Standards
Four problems make up an assessment created to test learners' knowledge of two-dimensional shapes. Mathematicians observe shapes, list their attributes, and use a Venn diagram to classify them. A brief reflection piece closes the exam. 
3:59
Lesson Planet

Three Dimensions in Two Dimensions: Lesson

For Students 6th - 11th Standards
Slice up solids. A portion of a geometry playlist introduces two conventional ways to visualize 3-D figures in 2-D. The resource defines cross-sections and nets and provides examples of both.
2:32
Lesson Planet

Area of Composite Shapes: Lesson

For Students 6th - 10th Standards
To find the whole, add and subtract the pieces. A portion of a massive geometry playlist shows how to approach finding the area of a composite figure. The resource works with a couple different composite shapes to find their areas.
Lesson Planet

Triangle Classification

For Teachers 9th - 12th Standards
Oh triangle, where are the points that will make your type? Given a line segment, pairs determine the location of a third point to create the six different types of triangles. The teacher provides a jumping off point by leading a...
9:28
Lesson Planet

Shapes and Solids of Constant Width

For Students 6th - 12th
Roll right along with an informative lesson that makes cents. Scholars learn that some shapes roll without any change in its width. The video in the Numberphile "Coins" series starts with two-dimensional figures, such as Reuleaux...
Lesson Planet

Slice of a Cone

For Students 9th - 12th Standards
No matter how you slice it, this is an unparalleled resource. Scholars consider the two-dimensional cross section that results from horizontal slices of a cone. They also investigate how the height at which the slice is made affects the...
Lesson Planet

Geometry: Visualize Relationships Between 2-D and 3-D Shapes

For Teachers 9th - 12th Standards
Slice and dice like a master mathematician. Scholars determine and draw three possible cross-sections of a cube. Given a solid shape removed from a three-dimensional figure, they describe two viable original figures.
Lesson Planet

2D Rotations of Triangles

For Students 9th - 12th Standards
Where does the line of rotation need to be to get a cone? Pupils respond to three questions involving rotating a right triangle about different lines. The scholars describe the solid created along with providing details about its...
Lesson Planet

2-D Rotations of Rectangles

For Students 9th - 12th Standards
Turn 2-D into 3-D using a simple rotation. The resource contains two questions concerning the rotation of a rectangle about the x-axis and the y-axis. Pupils identify the resulting solid and provide information about the dimensions.
1 In 1 Collection
EngageNY

End-of-Module Assessment Task: Grade 6 Math Module 5

For Students 6th Standards
Assess the class' ability to solve problems involving area, surface area, and volume with a six-question assessment that presents problems covering aspects of calculating measurements of 2-D and 3-D figures. Class members use the...
1 In 1 Collection
Lesson Planet

Seeing All Sides: Orthographic Drawing

For Students 6th - 12th Standards
How can your draw three-dimensional figures on paper? The lesson shows pupils how to draw orthographic projections of three-dimensional figures composed of cubes. After viewing a PowerPoint presentation, they practice this skill with...
Lesson Planet

Piece it Together

For Students K - 12th Standards
Score some problems all related to soccer balls. The first few problems focus on pattern blocks to see relationships between figures. More advanced problems focus on actual soccer balls, the patterns on the balls, and their volumes and...
Lesson Planet

Lyle's Triangles

For Students K - 12th Standards
Try five problems on triangles. Levels A and B focus on shapes that can be created from right triangles. Level C touches upon the relationship between the area of a six-pointed star and the area of each triangle of which it is composed....
Lesson Planet

Cubism

For Students K - 12th Standards
If cubism were a religion, would you follow it? Lower-level tasks focus primarily on counting the number cubes in a structure and relating the number to surface area. As learners progress to higher-level tasks, isometric drawings and...
2:26
Lesson Planet

The Shapes Song

For Students Pre-K - 1st
Shapes are all around us. Learn the shapes in a video that has a catchy tune and shows shapes in the real world from triangles in a sailboat to squares in a door.
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Symmetry

For Students 7th - 10th Standards
Eleven problems provide pupils the opportunity to find the lines of symmetry or identify rotational symmetry. Scholars alter designs to make them symmetrical, learn to recognize signs that are symmetrical, and identify the type of...
Lesson Planet

Mission: Rainforest

For Teachers 6th - 9th
Young environmentally conscious mathematicians solve a variety of problems related to the central theme of uncovering illegal logging activities. They determine a base camp based on given constraints, investigate logging activities and...