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Worksheet
Curated OER

Brain Teaser- How Many Triangles?

For Students 4th - 5th
In this geometry worksheet, students examine a picture that has many hidden triangles. Students count the triangles they discover and color the picture.
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Worksheet
Curated OER

Sizes Worksheet: Long and Short

For Students K - 1st
In this shapes worksheet, students will compare similar shapes that are different sizes by drawing a line from the longer shape to the shorter shape.
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Worksheet
Curated OER

Shapes Matching Worksheet

For Students Pre-K - K
Using this worksheet, students practice identifying basic shapes, such as an oval, rectangle, triangle, and hexagon. This worksheet would be ideal for preschool or kindergarten students.
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Worksheet
Curated OER

More Shapes For ESL

For Students Pre-K - 1st
In this ESL worksheet, students learn to recognize and write: rectangle, diamond, triangle, heart. Students write the name of the shape on the line. Note: The printing style in the examples is not standard in the U.S.
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Interactive
Curated OER

Identifying Shapes

For Students 3rd
In this identifying shapes learning exercise, 3rd graders identify the picture and choose its correct shape from the choices given, then check answer online.
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Lesson Plan
Curated OER

Marshmellow Geometry

For Teachers 5th - 10th
Students explore a variety of geometric shapes, name them, and list their characteristics. The shapes are transposed into structures and checked for accuracy.
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Lesson Plan
Curated OER

Circle Recognition

For Teachers K
Students find circles in a classroom. In this circles lesson plan, students find five circles throughout the classroom and learn about basic geometric shapes.
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Lesson Plan
Curated OER

A Holocaust Monument

For Teachers 3rd - 9th
Students examine Holocaust memorials to discover expressive power of shapes, practice creating simple geometric shapes or forms, and practice calculating ratios, area, and/or volume.
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Lesson Plan
Curated OER

Poems Have Shapes, Too!

For Teachers 2nd - 4th
Students explore the world of geometric shapes by writing poetry. They use the Diamante Poetry worksheet. They select one geometric shape and, using the template, create their own poem.
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Lesson Plan
Curated OER

Tessellations: Geometry and Symmetry

For Teachers 9th - 12th
Students examine tesselllations and their geometric properties. They have a better knowledge of polygons, can identify types of symmetry in tessellations. Also students use visulization, spatial reasoning, and geometric modeling to...
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Lesson Plan
Curated OER

Complete The Pattern

For Teachers 6th - 8th
Middle schoolers are introduced to various geometric and numeric patterns. In groups, they work together to determine the next object or number in the pattern. They record their answers on a worksheet and create their own pattern to...
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Lesson Plan
Curated OER

What's The Idea?

For Teachers 6th
Sixth graders explore line segments, rays, parallel, perpendicular and intersecting lines. The teacher discusses, with the class, real life items that represent each geometric idea studied. They use cotton balls, strings and popsicle...
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Lesson Plan
Curated OER

Let's Tesselate

For Teachers 3rd - 4th
Students investigate the geometrical concepts of translation, reflection, and rotation. They make different observations looking for the concepts that are displayed in classroom items like floor tiles, carpet designs, and visuals hung in...
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Lesson Plan
Curated OER

Exploring Infinite Series

For Teachers 9th - 12th Standards
Learners analyze geometric series in detail. They determine convergence and sum of geometric series, identify a series that satisfies the alternating series test and utilize a graphing handheld to approximate the sum of a series.
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Lesson Plan
Curated OER

Paragraph Proofs

For Teachers 9th - 12th
Students explore the concept of paragraph proofs. In this paragraph proofs lesson, students make flow charts of the process of getting ready for school. Students convert the flow chart to a paragraph proof. Students use geometric...
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Lesson Plan
Curated OER

Stained Glass Polygons

For Teachers 4th - 6th
Young scholars follow directions to make a stained glass window design of regular and irregular polygons with specific geometric elements. For this geometry lesson plan, students also analyze other classmate's designs.
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Lesson Plan
Curated OER

Incredible Edible Bridges

For Teachers 7th - 10th
Students create a bridge using engineering and geometric concepts. In this geometry lesson, students identify the missing measures of polygons sides and angles. They work together to solve real life situation using problem solving skills.
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Lesson Plan
Curated OER

Medieval Mathematicians and Whimsical Windows

For Teachers 3rd
Third graders demonstrate their mathematical knowledge of symmetry and reflection using congruent geometric shapes while working as an artist and mathematician looking at a medieval-styled stained glass window.
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Lesson Plan
Curated OER

Geometry in Tessellations

For Teachers 3rd - 12th
Students examine tessellations and their geometric properties. Students explore the concept of tessellations and lines, planes, angles, and polygons. Students experiment with the area and perimeter of polygons. Students analyze...
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Lesson Plan
Curated OER

Size, Shape, and Color

For Teachers K - 2nd
Students demonstrate that they can identify simple geometric shapes and compare them by color and size accordingly: by the main shapes, sizes, and color. They comprehend the names of the sizes, shapes and colors in the target language.
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Lesson Plan
Curated OER

Mathematical Models with Applications: Two-Point Perspective Drawing

For Teachers 6th - 12th
Students use interactive geometry exploration software (GES) to create a two-point perspective drawing. They explore basic geometry concepts in and geometric transformations of the model of a rectangular prism viewed from different...
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Lesson Plan
Curated OER

Similar Triangles - Geometry Exploration

For Teachers 8th
Eighth graders become engaged in a instructional activity in geometry to improve mathematical skills. They construct triangles, segments, and points using Geometer's Sketchpad to demonstrate how dilations of triangles and rectangles...
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Lesson Plan
Curated OER

2-D Geometry

For Teachers 3rd
Third graders describe and compare attributes of two-dimensional shapes. They explain geometric terms, angles and shapes. Students demonstrate each vocabulary word with their body and they mirror the body positions associated with each...
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Lesson Plan
Curated OER

Math/Quilt Connection

For Teachers 3rd - 4th
Students explore quilting. For this math patterns lesson, students define the perimeter of a quilt border, create tessellations using geometric shapes, and detemine the area of a quilt.

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