Lesson Plan
Curated OER

Symmetry

For Teachers 5th - 8th
Students explore symmetry. In this geometry lesson plan, student identify and define bilateral symmetry, radial symmetry, pentagonal symmetry, hexagonal symmetry, and cubic symmetry. Students construct examples of these types of symmetry...
Lesson Plan
Curated OER

Number Prefixes

For Teachers 7th - 12th
Students recognize the number prefixes used throughout the English language. They identify the shapes and the prefixes that are associated with them.
App
Oleh Yudin

iCrosss

For Students 5th - Higher Ed
Did you know that a soccer ball is very similar to a truncated icosahedron? Both have 32 faces, but while a truncated icosahedron is made up solely of flat hexagons, a traditional soccer ball has 12 pentagons and 20 hexagons, each curved...
Lesson Plan
Curated OER

Polygon People

For Teachers 6th - 8th
Students identify polygons.  In this polygon people lesson, students draw required shapes and construct a polygon person.  They identify each shape and its characteristics.  The lesson may be extended by allowing students...
Worksheet
Curated OER

Three- and Two- Dimensional Geometry

For Students 7th
In this three- and two- dimensional geometry worksheet, 7th graders solve 12 various problems related to geometric shapes and measurement. They first use paper and a pencil to sketch the front, side, back, top and bottom views of each...
Lesson Plan
Curated OER

Polygon Perimeters

For Teachers 4th
Fourth graders practice finding the perimeter of shapes.  For this measurement lesson, 4th graders review the meaning of perimeter and work in groups to draw polygons with differing perimeters.  Students share their polygons...
Worksheet
Curated OER

Left and Right Worksheet - Pairs of Shapes

For Students K - 1st
In this position of objects worksheet, students practice recognizing left and right by following the coloring directions for the items in each of 6 boxes.
Worksheet
Curated OER

Three Dimensional Figures

For Students 3rd - 5th
In this geometry worksheet, students study diagrams with labels of common geometric figures. Students then answer 24 questions. Then they draw and label their own figures.
Worksheet
Curated OER

Angles in Polygons

For Students 10th - 12th
In this angles in polygons learning exercise, students determine the value of a missing angle measure. They find the value of interior angles and exterior angles. Polygons include triangles, quadrilaterals, pentagons, and hexagons. This...
Worksheet
Math Drills

Classifying Prisms and Pyramids

For Students 2nd - 5th Standards
Young geometers identify prisms and pyramids based on the number of edges they have. Answers vary from hexagonal and rectangular prisms to pentagonal and octagonal pyramids. 
Lesson Plan
Ohio Department of Education

Describing and Creating Plane Figures - Grade One

For Teachers K - 2nd Standards
Young mathematicians draw, create, and describe different shapes using triangles. They discuss attributes of the original and created shapes. Pupils classify the created shapes and draw and write in mathematics journals to communicate...
Unit Plan
Mathematics Vision Project

Module 5: Modeling with Geometry

For Students 9th - 12th Standards
Solids come in many shapes and sizes. Using geometry, scholars create two-dimensional cross-sections of various three-dimensional objects. They develop the lesson further by finding the volume of solids. The module then shifts...
Lesson Plan
Curated OER

Geo Jammin' By DeSign - Day 2, Lesson 7: Start At Square One

For Teachers 2nd - 3rd
Students examine new shape possibilities by combining two and four triangles using manipulatives.
Worksheet
Curated OER

Which One Does Not Belong?

For Students K
For this mathematics worksheet, students circle the shape in each group that is different. there are six different groups to identify on the sheet.
Worksheet
Curated OER

Creating Tessellations

For Students 10th
In this creating tessellations worksheet, 10th graders solve 2 word problems that include creating various tessellations. First, they explore the various techniques used to form tessellations, including triangles, quadrilaterals,...
Lesson Plan
Curated OER

Don't Box Me In

For Teachers 4th - 6th
Students explore the relationship between flat and three-dimensional shapes. They identify the names of 3-D shapes and construct cubes from squares.
Lesson Plan
Curated OER

Cut, Construct and Think - 4

For Teachers 5th - 8th
Students identify polygons. In this geometric shapes lesson, students identify and describe polygons. Students create new shapes out of the shapes they are given.
Worksheet
Curated OER

Dodecahedron

For Students 8th - 9th
In this dodecahedron worksheet, students build a model of a dodecahedron. The pattern for this shape is made up of twelve pentagons. This is a worksheet generator, and the teacher can choose if a sample of the completed shape will be...
Worksheet
Curated OER

Truncated Icosahedron

For Students 9th - 10th
In this math worksheet, students build a model of a truncated icosahedron. This shape has 12 regular pentagonal faces and 20 regular hexagonal faces. An option to include a preview of the finished model is included for the teacher.
Worksheet
Curated OER

Free Printables: Nets (3D Models)

For Students 3rd - 6th
In this 3D shapes worksheet, students cut out the 3D shape on the page and fold on the lines to create the correct shape. The worksheet states which shape should be build with the cut-out.
Lesson Plan
Pennsylvania Department of Education

Rotational Symmetry of Polygons and Other Figures

For Teachers 5th - 8th
Students explore geometry by participating in a shape rotation experiment. For this symmetry lesson, students identify the term symmetry and a list of other geometry vocabulary. Students analyze shapes as they are turned 90 degrees and...
Worksheet
Curated OER

Islamic Patterns

For Students 5th - 6th
In this geometry and religion worksheet, students examine a black line picture of an Islamic pattern before identifying the shapes in the pattern. They color the pattern by following the directions given at the bottom of the page.
Lesson Plan
Curated OER

Building Shapes From Numbers

For Teachers 5th - 8th
Students experience how to illustrate some of the many connections between number and geometry. Through this 2-3 day focus on square numbers and triangular numbers, students make connections among mathematical topics.
Worksheet
Math Mammoth

Polygons

For Students 7th - 8th
In this polygon activity, students identify similar polygons and corresponding sides. They use a compass and ruler to construct polygons, determine the sum of the angles in a given polygon. There are 4 multi-step problems in this...