Lesson Plan
Curated OER

Solids in the Playground

For Teachers 1st
First graders locate and identify solids in the schoolyard. In this geometric solids lesson, 1st graders locate two solids on the playground. They work as a group to compare and contrast them according to shape, texture, weight, size,...
Lesson Plan
Curated OER

Our Geometric World

For Teachers 3rd
Third graders explore the attributes of polygons. In this geometric shapes lesson plan, 3rd graders review quadrilaterals, squares, rectangles, triangles, pentagons, hexagons, and octagons in order to create hanging polygons. Students...
Worksheet
Curated OER

Truncated Dodecahedron

For Students 9th - 11th
In this math worksheet, students build a truncated dodecahedron. This is a solid shape with 12 regular decagonal faces and 20 equilateral triangular faces. Students build this shape to assist in developing their cognitive and geometric...
Worksheet
Curated OER

Second Grade Geometry

For Students 2nd
In this second grade geometry worksheet, 2nd graders answer 10 multiple choice questions about geometric shapes, with the answers available online.
Workbook
Utah Education Network (UEN)

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...
Worksheet
Houghton Mifflin Harcourt

Lines, Line Segments, Rays, and Angles - Practice 15.1

For Students 3rd - 5th Standards
Is it a line, line segment, ray, or angle? Identifying geometric figures is the focus. In addition to identification, learners recognize right angles or tell if an angle is less than or greater than a right angle. They tell if lines are...
Lesson Plan
Curated OER

Investigation: Area of Geometric Shapes

For Teachers 4th
Fourth graders explore geometry by utilizing pattern blocks. In this pattern lesson, 4th graders analyze two separate pattern block shapes and discuss which one is bigger and smaller. Students collaborate in small groups to create...
Lesson Plan
Curated OER

What a Square

For Teachers 3rd - 8th
Students examine the painting "Old Man With A Gold Chain" by Rembrandt. They identify geometric shapes in the painting, measure these shapes and compare the relationships of these measurements.
Lesson Plan
EngageNY

Law of Cosines

For Teachers 11th - 12th Standards
Build upon the Pythagorean Theorem with the Law of Cosines. The 10th part of a 16-part series introduces the Law of Cosines. Class members use the the geometric representation of the Pythagorean Theorem to develop a proof of the Law of...
Worksheet
Curated OER

Circles, Cylinders, Cones and Spheres

For Students 4th - 5th
In this comparing geometric figures worksheet, students continue patterns and observe circles. In this problem solving worksheet, students answer seven questions.
Lesson Plan
Curated OER

Plane and Solid Figures

For Teachers 9th - 11th
Pupils define a plane and a solid shape. In this geometry lesson, students compare and contrast different geometric shapes as they relate to solids. They name the geometric solids based on their sides and edges.
Lesson Plan
Curated OER

Geometric Solids

For Teachers 1st
First graders identify various shapes in everyday objects. in pairs, 1st graders go on a shape field trip to locate various objects of different shapes. They photograph the objects and later use the prints to write sentences describing...
Lesson Plan
Curated OER

Spacemobiles

For Teachers K - 4th Standards
Aspiring astronauts construct a space vehicle using cylinders, cones, spheres, and rectangular prisms. This is an engaging method of learning about three-dimensional shapes. Note that the word cylinder is constantly misspelled in the...
Activity
PBS

Using Symmetry to Create Corporate Logos

For Teachers 4th - 8th Standards
Young mathematicians investigate the use of symmetry in graphic design. After first learning about reflection, translational, and rotational symmetry, children use this new knowledge to identify symmetry in letters of the...
Lesson Plan
Curated OER

Investigating Shapes in Our World

For Teachers 1st
First graders explore shapes. In this geometry lesson, 1st graders make shapes with geo-boards, use play-dough to make three-dimensional figures, and make a shape book using pre-cut shapes.
Lesson Plan
Curated OER

What a View!

For Teachers 4th - 6th
Students examine two- and three-dimensional shapes and figures. Individually, they practice identifying the shape from various viewpoints. By completing this activity, they develop a spatial sense about how figures and shapes are...
Lesson Plan
EngageNY

Congruence Criteria for Triangles—ASA and SSS

For Students 9th - 10th Standards
How do you know if a pair of triangles are congruent? Use the lesson to help class members become comfortable identifying the congruence criteria. They begin with an exploration of ASA and SSS criteria through transformations and...
Handout
El Paso Community College

Geometry Definitions

For Students 7th - 9th Standards
Geometry is full of shapes, figures, and corresponding things here and there. The guide shares all of the key pieces of geometric information in a nicely color-coded and labeled sheet. 
Lesson Plan
Curated OER

Circles to Spheres

For Teachers K - 3rd
Students investigate circles and spheres. In this space shapes lesson, students compare and contrast two-dimensional and three-dimensional shapes. Students investigate the relationship between plane and space shapes.
Lesson Plan
Curated OER

Investigating Polygons

For Teachers 4th - 5th
In this math worksheet, students read information about 6 types of polygons and their sides and angles. Students then answer 5 questions about the geometric figures.
Lesson Plan
Curated OER

Geoboard Area

For Teachers 3rd - 6th
Students explore the basic geometric shapes and geometric shape vocabulary through the use of geoboards and virtual geoboards. They create a variety of shapes with a partner, build ten different rectangles on their geoboards, and...
Lesson Plan
Curated OER

Falling Into Geometry Through Paper Art

For Teachers K
Students explore geometric shapes.  In this kindergarten geometry lesson, students create a fall quilt consisting of three different paper geometric quilt squares that when assembled form a scarecrow, a pumpkin, and a crow. ...
Lesson Plan
Curated OER

I've Seen That Shape Before

For Teachers 2nd - 6th
Students identify geometric solids.  In this shape lesson plan, students explore the characteristics of geometric solids.  They locate pictures of shapes on the internet, and identify the shapes.  Students draw pictures of...
Lesson Plan
Curated OER

Using Geometric Shapes in Architecture

For Teachers 3rd
Third graders identify two and three dimensional shapes used in architectural designs by viewing images on the Internet.  For this geometry lesson, 3rd graders create their own building designs and identify the geometric shapes that...