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Worksheet
Curated OER

Left-Middle-Right

For Students K - 2nd
In this shape recognition instructional activity, students respond to 3 questions that require them to record the name of the shapes located on the right, the left, and in the middle.
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Worksheet
Curated OER

How to Classify Quadrilaterals

For Students 3rd
In this how to classify quadrilaterals activity, 3rd graders choose words to describe 3 quadrilaterals and to complete 3 sentences about the shapes.
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Worksheet
Curated OER

Similar and Congruent

For Students 2nd - 3rd
In this shapes worksheet, students decide if the given shapes are similar, congruent, or neither. Students complete 4 problems.
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Lesson Plan
Curated OER

Woodlands Ribbonwork

For Teachers 7th - 10th
Learners make art based on the ribbon work of the Woodland Indians. Background information on the art form and procedure are laid out in an easy to follow step-by-step format. 
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Worksheet
Curated OER

Faces, edges, and vertices

For Students 2nd - 4th
In this faces, edges, and vertices worksheet, students write how many faces, edges, and vertices each shape has. Students complete this for 2 plane shapes and 2 2D shapes.
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Lesson Plan
Shodor Education Foundation

Visual Patterns in Tessellations

For Teachers 7th - 10th Standards
Geometers explore the concept of tessellations. They use a tessellation applet to manipulate shapes and design their own tessellation using the applet.
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Lesson Plan
Sargent Art

Color Value Study

For Teachers 9th
I love geometric art because it applies mathematical reasoning to an artistic endeavor. Creative kids use scale values to highlight their complex, repetitive, geometric designs. Symmetry, angles, and congruence are three concepts...
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Lesson Plan
Curated OER

Building Big and Strong

For Teachers 6th - 9th
Middle and high schoolers explore the concepts of architectural rigidity. They analyze a variety of polygons, and explain why some shapes add more strength to structures than others. The PBS video, "Building Big," is utilized in this plan.
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Lesson Plan
Curated OER

Supplementary, Complementary, and Vertical Angles

For Teachers 4th - 6th Standards
By using circles that they cut out and label themselves, learners literally "get a grip" on the angles they identify: supplementary, complementary, and vertical. They solve missing measurements based on properties of supplementary,...
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App
Bytes Arithmetic

Geometry Pad+

For Students 6th - 10th Standards
Graphing paper, pencil, ruler, protractor, and compass, all get replaced or supplemented with this dynamic geometry application. Here, you can create, move, and scale many different shapes, as well as, explore and change their properties...
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Lesson Plan
Pennsylvania Department of Education

Build What I've Created

For Teachers 3rd - 5th
n this geometric lesson plan, students define and identify two dimensional shapes based on their attributes. They complete worksheets based on the geometric concepts.
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Handout
Shmoop

Coordinate Proofs

For Students 8th - 11th Standards
How do you know you know? Prove it! The guide goes through several examples and includes a link to a video to teach learners how to work through coordinate proofs. The goal is to prove that different shapes are indeed that shape. 
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Activity
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Teach Engineering

Let's Take a Spin: One-Axis Rotation

For Students 6th - 12th Standards
Investigate the effect of one-axis rotations on geometric figures. Scholars learn to use snap cubes and the right-hand rule to draw figures after rotations about the x-, y-, or z-axes. They try their hands at examples created by the...
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Assessment
Los Angeles County Office of Education

Assessment For The California Mathematics Standards Grade 4

For Students 4th Standards
Have scholars show what they know with a 20-page assessment aligned to the California State Standards. The test covers concepts such as large and whole numbers, all four mathematical operations, fractions, decimals, geometric figures,...
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Lesson Plan
Utah Education Network (UEN)

Create, Classify, and Sort Quadrilaterals

For Teachers 4th Standards
Quadrilaterals can be quirky! Fourth graders use geoboards and bands to create four-sided figures. They analyze the attributes such as angle size and presence of parallel sides. As a result they learn to differentiate among...
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Worksheet
Curated OER

Fish Tale

For Students 7th - 10th Standards
Here is a cute problem that requires visualizing two-dimensional shapes within a three-dimensional object, and using properties of triangles and the Pythagorean theorem to solve a real-world problem. There is a small mistake in this...
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Activity
1
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Illustrative Mathematics

Hexagonal Pattern of Beehives

For Teachers 9th - 12th Standards
Young geometers and biologists investigate the math of nature in an activity that is just the bee's knees. Participants will study the tessellations of hexagons in a beehive, along with the natural rationale behind the specific shape....
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Worksheet
Curated OER

Area - Parallelograms and Trapezoids

For Students 4th - 6th
In this finding the area of geometric shapes worksheet, students observe parallelograms and trapezoids and use the information given to find their areas. Students solve 4 problems.
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Worksheet
Curated OER

Pattern Recognition

For Students 2nd - 5th
In this pattern recognition activity, students determine which shape comes next in nine strips of shapes and then draw that shape on the line provided.
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Lesson Plan
Curated OER

Introduction to Fractals: Geometric Fractals

For Teachers 6th - 8th
Students study and observe the patterns made by the areas of the Sierpinski Triangle. Students use the computer to draw two or three iterations to discover the number patterns. Students complete worksheets based on Geometric Fractals.
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Worksheet
Curated OER

Sort and Graph

For Students K - 1st
For this sorting and graphing worksheet, students sort 15 objects and then fill in bar graphs to tell how many of each shape there are. The shapes are: heart, star and triangle.
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Worksheet
Curated OER

Identify the Shape

For Students 9th - 10th
10 this geometry worksheet, learners identify the different angles created by polygons and name the shape created based on the number of sides. There is an answer key.
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Lesson Plan
Illinois State Board of Education

Geoboard Areas

For Teachers 6th - 8th Standards
Middle school geometers determine the area of a shape on a geoboard or dot paper and draw figures that meet given area conditions. Working as a class, they develop and discuss various ways to draw geometric shapes with specified...
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Lesson Plan
Curated OER

3-D Cubes

For Teachers 2nd - 4th
Young scholars investigate cubes. In this geometric solids instructional activity, students review geometric concepts previously taught, then logon to a computer game in which they find cube figures and identify the shadow of hidden cubes.

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