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Lesson Plan
Curated OER

How Many Units?

For Teachers 2nd - 3rd Standards
Young mathematicians calculate the area of rectangles and squares. For this geometry lesson, learners are grouped in pairs and use geoboards to construct rectangles. They calculate the area of the figure by counting the number of square...
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Lesson Plan
Curated OER

Fraction Flags

For Teachers 1st - 6th
Students research flag designs and their geometric configurations. They design their own fraction flag and utilize the concepts of measurement, geometry and fractions to their designs. Each student attaches a craft stick or short dowel...
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Lesson Plan
Curated OER

Tin-Foil Twinkles

For Teachers 4th - 12th
Students compare and discuss characteristics and properties of 2- and 3-dimensional shapes. They construct 3-dimensional paper star figures, imaginatively customizing them with art tools and craft materials. Students analyze their...
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Interactive
CK-12 Foundation

Half Angle Formulas: Half-Angle Formulas

For Students 10th - 12th
Slide the resource into your lesson plans. Young mathematicians use a slider to move a movie screen to the right position for optimal viewing. Along the way, they learn to apply the half angle formulas.
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Lesson Plan
Curated OER

Using Cabri Geometry to Create Fractals

For Teachers 9th - 12th Standards
Learners construct the Sierpinski Triangle using Cabri Jr. They use a step-by-step guide to construct the Sierpinski Triangle on their graphing calculator and then discuss the formula for constructing a nth stage Sierpinski Triangle.
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Lesson Plan
Curated OER

I. M. Pei and the Geometry of the NGA

For Teachers 5th - 8th
Students compare design elements in neoclassical and modern architecture. They review knowledge of triangles and quadrilaterals and design a geometric pattern using Pei's polygons They create a city plan using a variety of lines and...
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Lesson Plan
Curated OER

Tantalizing Tessellations Lesson III: Creating a Slide Translation

For Teachers 6th - 8th
Students explore tessellations and the artwork of M.C. Escher. They view and discuss a video about M.C. Escher, create a slide template out of cardboard, and create a poster with their tessellation pattern.
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Lesson Plan
Curated OER

Geometry

For Teachers 4th
Fourth graders explore symmetry and congruent figures. They draw letters of the alphabet that have symmetry, draw congruent figures, draw figures on dot paper, and complete three worksheets.
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Lesson Plan
Curated OER

Piece by Piece

For Teachers 3rd - 4th
Young scholars study quilts. In this history/geometry quilt lesson, students discover the history behind quilt making and get a chance to make quilt blocks of their own. They work independently to make a quilt block out of construction...
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Worksheet
Curated OER

The Geometry of Solids

For Students 8th - 10th
In this solids worksheet, learners compute the volume of prisms, cylinders, pyramids, spheres and cones.  This seven-page worksheet contains approximately 68 problems. 
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Lesson Plan
Curated OER

Baseball Geometry

For Teachers 6th - 8th
Learners apply various methods for finding the volume and surface area of sphere. They compare and contrast results among these mathematical methods. They work in cooperative groups to discuss their results with one another.
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Worksheet
Curated OER

Geometry Standardized Test Practice

For Students 10th
In this figures and graphs review learning exercise, 10th graders solve and complete 23 various types of problems that include identifying various figures and graphs. First, they name the transformation that maps the unshaded figure or...
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Lesson Plan
Curated OER

Shapes

For Teachers K - 2nd
Students identify attributes of different geometric shapes. In this geometry lesson, students view a  PowerPoint presentation on shapes and use attribute blocks to examine the corners and edges of each shape. Students work together...
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Lesson Plan
Curated OER

Patterns

For Teachers Pre-K - 1st
Students explore simple patterns.  In this mathematical thinking geometry lesson, students repeat clapping and snapping patterns, and determine what comes next in sound and movement patterns.  Students recite "Hey, Diddle,...
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Lesson Plan
Curated OER

Time Foldable

For Teachers 1st
First graders listen to and discuss the book, The Time Song. In this math instructional activity, 1st graders discover what they can do in a second, a minute, and a hour. Additionally students create a flap book to display time...
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Lesson Plan
Curated OER

Tiling the Plaza (Geometry)

For Teachers 6th - 8th
Students make patterns with a variety of pattern blocks. Pupils experiment with making tile designs using only one shape by rotating that shape around a point. They enter a contest for creating the best tile design for the new plaza...
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Lesson Plan
Curated OER

Lesson 1: Fast Food Nutrients

For Teachers 9th - 12th
Students compute the nutrient values of fast foods. In this fast food nutrient, students observe a PowerPoint about nutrition. They research nutritional topics, answer questions about nutrition, and determine the nutrient values of...
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Worksheet
Curated OER

Geometry Lines and Angles

For Students 10th
In this lines and angles worksheet, 10th graders solve and complete types of problems that include different line segments and angles to identify. First, they determine whether each line is parallel, skew, or perpendicular in the diagram...
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Lesson Plan
Curated OER

Define Geometry Terms

For Teachers 3rd - 5th Standards
The Common Core is intended to help all children meet high academic standards. Here is a Common Core designed lesson that is intended for learners with communication or language difficulties. The lesson is written in a narrative style...
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Activity
Curated OER

Sunken Treasure

For Teachers 8th - 10th Standards
You've located buried treasure, now what? Explore how to use algebraic and geometric methods to determine where to place a recovery ship based on the location of the treasure.
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Unit Plan
ConnectED

Crime Scene Investigation

For Teachers 9th - 12th Standards
How exactly does a crime scene investigation work? The resource, a unit on criminology, covers everything from the deductive reasoning skills needed for detectives to DNA fingerprinting, all the way to how to gather evidence and bring...
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Activity
Curated OER

Tale of the Tape

For Teachers 9th - 12th Standards
How can baseball and skeet-shooting be modeled mathematically? Sports lovers and young mathematicians learn how to use quadratic equations and systems of equations to model the flight paths of various objects.
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Lesson Plan
Curated OER

Refraction B2—When is Light Reflected Internally?

For Students 9th - 12th Standards
Physics is phun in this lesson. Young physicists use a lightbox to test how and where light is refracted and reflected as it travels through transparent materials. Angles of incidence and refraction, sine of both angles, and the...
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Lesson Plan
Bowland

Outbreak: Infection Detection

For Teachers 6th - 9th
Explore the mathematics of infection outbreaks with activities that ask learners to use coordinate grids to locate infected patients. They calculate amounts of ingredients for antidotes and determine which groups of people should be...

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