Lesson Plan
Dick Blick Art Materials

Start with a Circle...

For Students K - 12th
The Golden Ratio. The Divine Proportion. Yup. It's math and art blended into one colorful activity. Young artists combine colored tissue paper circles and parts of circles to create geometric patterns. As a bonus, kids get to figure out...
Worksheet
Mt. San Antonio Collage

Circles

For Students 9th - 12th Standards
Don't circle around the topic, but get right to the center with tons of practice regarding circles in geometry. The note-incorporated activity provides guided practice through many topics such as central angles, inscribed polygons...
Lesson Plan
Curated OER

Exploration with Geometric Solids

For Teachers 3rd - 5th
Learners reinforce geometric concepts by playing "Guess My Solid." Through a process of elimination, they determine the shapes of mystery solids. Finally, students use various materials to construct their own geometric figures.
Lesson Plan
Curated OER

Geometry Practice: Volume

For Teachers 9th - 12th
In this volume worksheet, students find the volume of 6 solids.  Students find the volume of rectangular and triangular prisms.
Lesson Plan
Curated OER

The Very Hungry Caterpillar - Teaching Shapes

For Teachers 1st - 2nd
Students identify two- and three-dimensional figures and associate them with real-world objects.  In this geometry lesson, students are read The Very Hungry Caterpillar by Eric Carle and complete several activities including a chart...
Lesson Plan
Curated OER

3-D Attributes

For Teachers 4th - 6th
Students explore geometric solids. In this geometry lesson, students listen to the book The Greedy Triangle by Marilyn Burns, then work in groups to sort geometric solids into various categories. Students define geometric solids...
Lesson Plan
Curated OER

Shape Hunt

For Teachers Pre-K - 1st
Young scholars explore two-dimensional and solid shapes. In this shapes and patterns geometry lesson, students work with a partner to create identifiable objects using tangrams. Young scholars describe the attributes of their shape and...
Worksheet
Curated OER

Revise Identifying 2-D Shapes pg 1

For Students 4th - 5th
The identification of 2-D shapes is the focus of this geometry worksheet. Students compare figures and match them to their shape name. Students identify eight different shapes.
Worksheet
Curated OER

Chapter 19 Word Search

For Students 8th - 10th
Here is a geometry learning exercise in which learners locate and identify various vocabulary terms related to geometry. There are twelve words located in the puzzle.
Unit Plan
Mathematics Vision Project

Module 6: Congruence, Construction, and Proof

For Teachers 8th - 10th Standards
Trace the links between a variety of math concepts in this far-reaching unit. Ideas that seem very different on the outset (like the distance formula and rigid transformations) come together in very natural and logical ways. This...
Lesson Plan
Curated OER

Fractal and the Dragon Curve

For Teachers 11th - 12th
Students explore Fractal designs. In this geometry lesson, students observe the different polygons created in nature and relate it to math. They define polygons on planes and rotate polygons about a point.
Lesson Plan
Government of Hong Kong

Areas and Volumes - 2D Shapes

For Teachers 3rd - 6th Standards
Unfortunately for young mathematicians, the world isn't made entirely of parallelograms, triangles, and trapezoids. After first learning the area formulas for these common shapes, students apply this new knowledge to...
Activity
Mrs. Burke's Math Page

The Amazing Pi Race

For Teachers 7th - 12th Standards
Add a sense of excitement to your math class with this race across the country. Using their knowledge of all things circular, young mathematicians work in pairs answering a series of pi-related word problems as they hop from one city to...
Lesson Plan
Virginia Department of Education

Constructions

For Teachers 9th - 11th Standards
Pupils learn the steps for basic constructions using a straightedge, a compass, and a pencil. Pairs develop the skills to copy a segment and an angle, bisect a segment and an angle, and construct parallel and perpendicular lines.
Instructional Video3:53
Corbett Maths

Coordinates and Shapes

For Students 6th - 11th Standards
Where is the point? Given three points on the coordinate plane, the video walks through the steps to find the location of the fourth point to create a given special quadrilateral. The narrator first determines the coordinates of the...
Worksheet
Curated OER

Finding Volume

For Students 10th
In this volume learning exercise, 10th graders solve 10 different problems that include various types of figures. First, they determine the volume of a prism, pyramid, cylinder, cone, and a sphere as shown. Then, students determine the...
Worksheet
Curated OER

Area of Trapezoids (5)

For Students 5th - 6th
In this geometry worksheet, students solve 6 problems in which the area of a trapezoid is calculated. There are no examples and no formula is provided.
Lesson Plan
Curated OER

Sea Squares

For Teachers 10th
In this sea squares worksheet, 10th graders solve 5 different problems that include various geometrical figures. First, they draw a number line using one color. Then, students draw 2 obtuse angles and 3 isosceles triangles with different...
Interactive
CK-12 Foundation

Linear Systems with Addition and Subtraction: Fill in the Boxes 1

For Students 8th - 10th Standards
Eliminate a color by dragging shapes. The interactive provides a graphical color display that allows for pupils to solve a linear system by elimination. Learners combine figures following set rules for positive and negative shapes. The...
Interactive
CK-12 Foundation

Seasons: Shadow Lengths

For Students 6th - 8th
Before iPhones and calendars, how did humans determine the seasons of the year? Middle school scientists discover how to use shadows to determine the time of year in an enlightening interactive. Pupils manipulate the sun and examine the...
Interactive
1
1
CK-12 Foundation

Mode: Mucho Money

For Students 6th - 8th Standards
Generate stacks of money. Given bills of different denominations, pupils stack them based on their values. The learners figure out which value is the mode of the data and determine whether the data is unimodal, bimodal, or multimodal.
Interactive
CK-12 Foundation

Explicit Formulas: Tiles for Writing nth Term in a Sequence

For Students 11th - Higher Ed Standards
Build an explicit formula using tiles. Pupils develop a tile representation of a term within a sequence given figures of previous terms. Using the diagrams, learners develop the explicit formula by recognizing the common difference and...
Lesson Plan
Curated OER

Trace a Face

For Teachers 1st - 2nd
Students find two dimensional shapes in three dimensional figures. They determine the shapes that make up the faces of three dimensional figures of common classroom objects such as crayon boxes.
Worksheet
Curated OER

Sort and Graph

For Students K - 1st
In 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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