Curated OER
Cubes Everywhere
Young scholars use cubes to construct and visualize two-and three-dimensional shapes to develop spatial thinking and review basic geometric principles through real-life applications. They are given the opportunity to build and build and...
Curated OER
The Luxor Hotel Contract
High schoolers determine the surface area of the Luxor Hotel, using the square feet of the base, volume, and the volume formula. They create a scale model of the triangular/pyramid shaped hotel.
EngageNY
Rotations, Reflections, and Symmetry
Lead your high school class on a journey through the world of symmetry and reflections as you discuss geometric principles. Pupils differentiate between reflections and rotations, explore rotational symmetry, and investigate how to...
Curated OER
Attributes & Nets of a Cube
Third graders engage in a lesson that focuses on the attributes and forming of a cube. They construct a cube using different combinations while comparing a square with only two-dimensions. Students fold paper while following the...
Curated OER
Analyzing 3-D Shapes and 2-D Representations
Students can analyze 3-D objects better with actual physical models and by also drawing 2-D representations of them.
Curated OER
Creating 3-D Shapes in Art
By learning techniques for drawing 3-D shapes, students can create realistic drawings.
Curated OER
Shape Tool
Learners explore various polygons and examine how shapes can be manipulated in a variety of ways. For this shape tool lesson, students identify geometric shapes in two dimensions. Learners identify and draw one line of symmetry in a...
Curated OER
Geometry Flip Book
Learners investigate the concepts of geometry that can be grouped into a flip book that can be used for teaching and review purposes. They define the differences between two and three dimensional figures. Also polygons are reviewed and...
Curated OER
Superb Shapes and Fantastic Figures
Students compare and contrast similar two and three dimensional shapes within cooperative groups.
Curated OER
Parallel Lines and Transversals
In this parallel lines and transversals worksheet, 10th graders solve eleven problems that include identifying and defining transversals and parallel lines. First, they state the transversal that forms each pair of angles and then...
Curated OER
Hands On: Draw Views of Solid Figures
In this drawing views of solid figures practice worksheet, students sharpen their problem solving skills as they solve 6 story problems.
Curated OER
Formulas for Volume and Surface Area
Students calculate the volume and surface area of each shape. In this geometry lesson, students use nets and other three dimensional polygons to create visuals of the volume of a shape. They define important vocabulary words...
PBS
Surface Area and Volume
You and your class will like this lesson on using visual models to relate the volume and surface area of solid shapes. Learners construct three-dimensional forms using nets. They calculate the surface area and volume for each and then...
Curated OER
Faces of a Cube
Students identify and correctly name three-dimensional solids; cones, spheres, and cubes. In this three-dimensional figures lesson, students build a cube by matching colored square faces to a correct word. Students then...
Curated OER
Introducing Powers and Models
Young scholars construct two dimensional models to illustrate squared numbers. For this geometry lesson, students use graph paper and an x/y axis to build squares exponentially. Young scholars identify powers and relationships between...
Curated OER
Shapes Galore!
First graders create two-dimensional shapes. In this shapes activity, 1st graders learn about different two-dimensional shapes. Students have many hands-on experiences with these shapes including the use of geoboards, shaving cream,...
Curated OER
Baked Polymer Clay 3D People Portraits
Students discuss methods of building forms with clay (ball and variations, snake, flat sheets). They draw a stick figure of what their sculpture may look like, including correct figure proportion.
Curated OER
Shape Up
Students explore differents types of triangles and quadriaterals. In this polygon lesson plan, students model identify and compare two and three dimensional geometric figures. Students create tangrams and discover the difference...
Curated OER
Marshmallow Geometry
Third graders create 2D and 3D shapes using marshmallows and toothpicks. In this geometry instructional activity, 3rd graders create their shapes and document the number of faces, edges, corners, angles, and sides. They share one shape...
Curated OER
Exploring Arrangements of 2, 3, 4, and 5 Cubes
Students use problem solving skills to create various models of tricubes, tetracubes, and pentacubes. They classify the cubes into various groupings and identify them as mirror images, regular arrangements, and irregular arrangements....
Curated OER
Area of Complex Figures
Fifth graders use formulas for calculating areas of squares and rectangles to find area of complex figure, compare their own ideas with their classmates' ideas, and recognize that there are multiple methods for finding area of complex...
Curated OER
Geometric Solids
Fourth graders examine the properties of geometric solids. Given geometric figures, they brainstorm observations. In groups, 4th graders identify solids and discuss the physical properties. Each student creates a Venn diagram and...
Kentucky Educational Television
The Road to Proportional Reasoning
Just how big would it really be? Young mathematicians determine if different toys are proportional and if their scale is accurate. They solve problems relating scale along with volume and surface area using manipulatives. The...
Inside Mathematics
Quadrilaterals
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...