Lesson Plan
Curated OER

Shape Up!

For Teachers 2nd - 4th
Students investigate measurement through the use of literature through this series of lessons.
Worksheet
Curated OER

Finding Angles, Volume, Area, and Perimeter

For Students 4th - 6th
Elementary schoolers complete word problems dealing with the different kinds of measurements of different shapes. They solve 10 problems including perimeter, angles, volume, and more.
Lesson Plan
Curated OER

Magician Squares

For Teachers K - 3rd
Elementary school learners investigate the attributes of a square. They discover that squares are polygons and examine squares found in everyday life. They concentrate on connecting the word, square, with the shape. As an...
Lesson Plan
Curated OER

Shapes

For Teachers 2nd - 4th
Discuss the properties of 2D and 3D shapes in order to help learners understand the concept. Learners will participate in an interactive whiteboard lesson to develop understanding of 2D and 3D shapes.
Worksheet
Curated OER

Recognizing Three Dimensional Shapes

For Students 4th - 6th
In this 3D shape worksheet, students review the names of 4 shapes on page one and color each shape a specific color to match the key on page two.
Worksheet
Curated OER

Surface Area and Volume Warm-up

For Students 5th - 10th
Learners draw the given shapes to be bigger than they are and find the surface area and volume of each shape. They complete this for two shapes.
Unit Plan
American Institute of Architects

Architecture: It's Elementary!—First Grade

For Teachers 1st - 3rd
Build an interest and appreciation for architecture in your young learners with this fun 10-lesson art unit. Engaging children in using their five senses, the class first observes the environment around them, paying...
PPT
Curated OER

Pattern Practice

For Teachers 1st - 3rd
Finishing patterns can be fun and engaging. Here are nine different patterns that have learners determine the rule or determine which image or shape will come next in the sequence. A very well-done presentation.
Lesson Plan
Illustrative Mathematics

How Many Leaves on a Tree? (Version 2)

For Teachers 9th - 12th Standards
A second attack at figuring out the number of leaves on a tree, this activity makes both an excellent follow-up to version 1 and a stand-alone activity. Learners practice setting parameters and deciding acceptable estimate precision, and...
Lesson Plan
Curated OER

Terrific Tangrams

For Teachers 3rd
Third graders construct tangrams. In this tangrams lesson, 3rd graders manipulate basic shapes to construct tangrams. Students explore how shapes can be combined in different ways and develop spatial sense.
Lesson Plan
Curated OER

Grade 3: What Can I Make with 30 Centimeters?

For Teachers 3rd
Third graders create polygons with perimeters of 30 centimeters, use the centimeter grid paper to determine the area of each shape, and organize the shapes to make generalizations from the patterns they see.
Lesson Plan
Think Map

Know Your Polygons!

For Teachers 3rd - 5th Standards
Shape shifters recognize characteristics of polygons. Embracing language arts skills in addition to math, they use a thesaurus to pinpoint specific attributes of a set of polygons. They also participate in a 21-question guessing game...
Lesson Plan
Curated OER

Polygons in Real Life

For Teachers 4th
Fourth graders identify and label different types of polygons in real life situations. Using a digital camera, they take pictures of polygons on the school grounds, tally the number of shapes found, and answer discussion questions.
Lesson Plan
Curated OER

Mandalas, Polygons and Symmetry

For Teachers 9th - 11th
Students create a geometric pattern using mandalas, polygons and symmetry. In this geometry lesson, students analyze the mathematics involved in making the mandalas, including the shapes and symmetry. Students create their own mandalas...
Lesson Plan
Curated OER

Captain Invincible and the Space Shapes

For Teachers 3rd - 6th
Young scholars recognize the features of geometric shapes.  In this geometric shapes lesson plan, students listen to Captain Invincible and the Space Shapes. Young scholars create solid figures with marshmallows and...
Lesson Plan
Curated OER

Obtuse Angles

For Teachers 3rd
Third graders recognize and identify geometric shapes, work with manipulatives to reinforce understanding, and create polygons with various angles to display their knowledge of the different types of angles.
Lesson Plan
Curated OER

Exploring Area and Perimeter

For Teachers 4th - 6th
Two students are blindfolded and each receives a cardboard square, one with pompoms glued around the edge and one with pompoms glued all over the surface. They identify what they feel. The class discusses perimeter and area of polygons....
Lesson Plan
Curated OER

Teaching Polygons using Technology

For Teachers 3rd
Third graders utilize different types of computer programs, such as Microsoft paint and Microsoft Word to study and create different types of polygons. They use PowerPoint to create a story about a shape and others that it meets during a...
Worksheet
Curated OER

Math Who Am I?

For Students 4th - 5th
In this math vocabulary worksheet, students read each description of a math term and write the word on the blank line. They circle every third letter in each letter box next to the clue to check their answer. They complete 8 definitions.
Worksheet
Curated OER

Math Review

For Students 2nd - 3rd
In this review of math skills instructional activity, students determine elapsed time in minutes, compare two-digit numerals, add values of money, identify an addition property and a solid figure. Students solve five problems.
Lesson Plan
Curated OER

Similarity

For Teachers 9th - 10th
Students find the factor of proportionality in similar polygons. In this similarity of polygons lesson plan, students measure the sides and angles of polygons and derive a factor of proportionality between corresponding pairs of sides...
Lesson Plan
Curated OER

Circles, Rectangles, Squares, Triangles

For Teachers K
Students identify, compare and classify the various shapes. For this shapes lesson, students listen to descriptions of shapes with words such as sides, angles, congruent, and parallel. Students then give the teacher examples of shapes...
Lesson Plan
Curated OER

Two-Dimensional and Three-Dimensional Shapes

For Teachers 1st
First graders explore 2-dimensional and 3-dimensional shapes. In this geometry instructional activity, 1st graders examine the attributes of 2 -dimensional and 3-dimensional shapes. They also create the shapes as they build models. This...
Worksheet
Curated OER

2D and 3D figures

For Students 3rd - 4th
In this 2D and 3D figure worksheet, learners name different shapes and decide if they are polygons or not. Students complete 8 problems.