Lesson Plan
Curated OER

Investigating Area and Perimeter of Polygons.

For Teachers 8th - 10th
Student sinvestigate the area and perimeter of polygons. They differentiate between similar and congruent polygons.. They identify the ratio and proportions of the sides and angles of polygons.
Worksheet
Curated OER

Build Solids

For Students 3rd - 4th
In this solid figures worksheet, students use the figures for the cube, pyramid, and rectangular prism to answer the six questions about the characteristics of solid figures.
Worksheet
Curated OER

Circles, Cylinders, Cones and Spheres

For Students 4th - 5th
In this comparing geometric figures worksheet, students continue patterns and observe circles. In this problem solving worksheet, students answer seven questions.
Lesson Plan
Curated OER

Figure It Out - Polygons

For Teachers 6th
Sixth graders explore different polygons. In this polygon lesson, 6th graders examine a rhombus, quadrilateral, parallelogram, and rectangles. Students compare and contrast polygons and research shapes on the Internet.
Assessment
Inside Mathematics

Quadrilaterals

For Teachers 9th - 12th Standards
What figure is formed by connecting the midpoints of the sides of a quadrilateral? The geometry assessment task has class members work through the process of determining the figure inscribed in a quadrilateral. Pupils use geometric...
Assessment
Balanced Assessment

Plenty of Pentagons

For Students 6th - 8th
Why are only four colors needed to color webs from regular pentagons, not five? An assessment task requires young mathematicians to first construct regular pentagons using a compass and straightedge, then has them consider a shape...
Lesson Plan
Learner

Solid Shapes

For Teachers K - 2nd Standards
A collection of two lessons, kindergartners will identify two-dimensional shapes in solid shapes. They will develop basic knowledge of the components that make up a sphere, rectangular prism, pyramid, cylinder, cone, and cube. Young...
Lesson Plan
Shodor Education Foundation

Estimating With Fire

For Teachers 7th - 9th Standards
Watch the damage from a forest fire in this interactive simulation activity that challenges learners to estimate the burn area using different approaches. Learners are given a worksheet to track the different burn patterns and practice...
Lesson Plan
Curated OER

Paper Folding to Make Cubes

For Teachers 3rd - 5th
Examine patterns of figures composed of six-squares and predict which of the twenty presented could be folded to make a cube. They then fold large-scale patterns of these figures to confirm their hunches.
Lesson Plan
Futures Channel

Folding Circles

For Teachers 7th - 12th Standards
Students investigate properties of circles. In this geometry lesson plan, students differentiate between similarity and congruence as they observe polygons. They investigate properties of two and three dimensional shape.
Lesson Plan
Curated OER

Volume Lesson

For Teachers 4th - 6th
Name that shape! Your math class identifies cubes and other three-dimensional products. They practice calculating the volume of cubes and identify cubes around them in the classroom. Worksheets and directions are provided.
Lesson Plan
Curated OER

Third Grade Geometry

For Teachers 3rd
Third graders describe 2D and 3D shapes. For this geometry lesson, 3rd graders watch a PowerPoint presentation showing the terms used when analyzing shapes: vertex, edge, angle, side, and face. They compare shapes to see what they have...
Lesson Plan
Curated OER

Sketching Cones

For Teachers 9th - 12th
Young scholars sketch cones and identify its properties. In this geometry lesson, students calculate the surface area and volume of each three dimensional shape. they define and sketch prisms, pyramids and cylinders.
Lesson Plan
Curated OER

Investigating Nets and Polyhedra

For Teachers 5th
Fifth graders create a net for a given polyhedron. They determine the corresponding polyhedron for a given net. Students investigate several polyhedra (cube, tetrahedron, and one of their choosing) and their corresponding nets. They...
Lesson Plan
Curated OER

I've Seen That Shape Before

For Teachers 2nd - 6th
Students identify geometric solids.  In this shape lesson plan, students explore the characteristics of geometric solids.  They locate pictures of shapes on the internet, and identify the shapes.  Students draw pictures of...
Lesson Plan
Curated OER

Similarity and Congruence

For Teachers 9th - 12th
Students explore the concept of similarity and congruence. In this similarity and congruence activity, students identify and verify whether or not two figures are similar, congruent, or neither. Students use postulates and theorems such...
Lesson Plan
Curated OER

Visualizing Multiplication

For Teachers 3rd - 5th
Upper graders represent multiplication of a two-digit number by a two-digit number as the area of a rectangle with dimensions of the two factors. They find patterns for the number of different base ten blocks in a rectangle representing...
Lesson Plan
Curated OER

What's in a Picture? An Introduction to Subject in the Visual Art

For Teachers 9th - 12th
Learners discuss the subject and meaning of examples of visual art. They analyze various paintings found on the Metropolitan Museum of Art website, answer discussion questions, complete online interactive activities, and write an essay.
Lesson Plan
Alabama Learning Exchange

How Big Can a Bee Be?

For Teachers 7th - 10th Standards
Mathematicians analyze the relationships between surface area and volume. They conduct Internet research, conduct various experiments, record the data in a spreadsheet, and graph the results and compare the rate of increase of surface...
Lesson Plan
Curated OER

Plane Figures

For Teachers 5th
Fifth graders create polygons requested by their teacher. In this polygons lesson, 5th graders watch a video and listen to a song about polygons. Then, students take turns labeling various polygons and practice making polygons.
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...
Lesson Plan
Curated OER

Shapes

For Teachers 2nd - 4th
Discuss the properties of 2D and 3D shapes in order to help learners understand the concept. Learners will participate in an interactive whiteboard lesson to develop understanding of 2D and 3D shapes.
Lesson Plan
Pennsylvania Department of Education

Tetrominoes and Translations

For Teachers 7th - 9th
Students explore geometry by participating in a pattern identification activity. In this tetrominoes lesson, students define the characteristics of congruent and symmetrical shapes. Students practice translating shapes across quadrants...
Lesson Plan
Curated OER

Volume of Rectangular Prism and Cylinder

For Teachers 5th - 9th
Learners calculate volume of rectangular prisms and cylinders. They draw and label figures to use the formulas to calculate the volume of rectangular prisms. In addition, they use objects to calculate volume in a hands on activity.