Curated OER
Length, Perimeter, and Area
Students explore the concepts of length, perimeter and area. Students develop an understanding of length, perimeter, and area. Students calculate the area and perimeter of random shapes and calculate the area and perimeter of a triangle...
Curated OER
Geometry in Tessellations
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...
Curated OER
The Minimal Distance Point from the Vertices of a Triangle
Students calculate the distance from the vertex of a triangle to the center. In this geometry lesson, students find the shortest distance between a point and the vertex of a triangle. They relate this concept of distance to the real world.
Curated OER
The Continents and Oceans of the World
Students explore world mapping skills. In this world geography lesson, students identify and label the continents and oceans on a world map using the Visual Thesaurus. Students generate mnemonic devices to help memorize these terms.
Curated OER
Fractals
Pupils explore the concept of fractals. In this fractal instructional activity, students use applets to explore Koch's Snowflake, Sierpinski's Triangle, and other fractals. Pupils develop these concepts through exploration and teacher...
Curated OER
Penguins, Penguins, Penguins
Students create "juice bottle penguins" using paper mache, water-based paints, water, and recycled juice bottles. This lesson is intended for early-elementary students and is great as a post-activity for a lesson or unit on Penguins or...
Curated OER
Narrow Corridor
Buying a new sofa? Learn how to use the Pythagorean Theorem, as well as algebra and graphing techniques, to determine whether the sofa will fit around a corner (which I'm sure you'll agree is a very important consideration!).
Chandler Unified School District
Art Masterpiece—Leonardo da Vinci Inventions
After getting to know the inventor, Leonardo da Vinci and his many inventions, scholars think up their own invention. Following a written description and a hand-drawn picture, learners use a method of mirror writing and antiquing to give...
Curated OER
Geo Jammin'-Day2, Lesson 7: Roll, Roll, Unroll the Scroll
Second graders write in journals, recording personal thoughts about what they learned and/or something they are wondering about.
Curated OER
Geo Jammin' By DeSign - Day 4, Lesson 22: Authentic Design
Learners explore the complexity of handmade quilts and their designs by looking a real life samples.
Curated OER
Geo Jammin' By DeSign - Day 5, Lesson 24: Read All About It!
Students listen to The Important Thing About Quilt Design and rewrite an original version using geometric terms.
Curated OER
Geo Jammin' By DeSign - Day 3, Lesson 13: Reflections
Young scholars use current knowledge to predict the meaning of line of symmetry. They explore symmetry using mirrors.
Curated OER
Geo Jammin' By DeSign - Day 5, Lesson 25: Geo Jungle
Pupils search the school grounds for examples of symmetry in nature. They bring examples back to the classroom and write about them.
Curated OER
Perspective Writing
Third graders discuss how shapes look differently close up and far away. As a class, they examine how artists make three-dimensional space in a two-dimensional painting. They create their own three-dimensional drawing to end the lesson.
Curated OER
Geo Jammin' By DeSign - Day 7, Lesson 36: DeSign Sampler
Second graders, in groups, write quilt reports.
Curated OER
Geo Jammin' By DeSign - Day 7, Lesson 37: Summarizing for the Summative
Students listen for specific information during summary presentations. They practice giving feedback on given topic according to a set of standards. The speaker reports to the rest of class from a report and listeners determine if...
Curated OER
How Many Regular Polyhedrons Are There In This or Any Universe?
Students examine the idea of "regularity" as it pertains to geometry. For this geometry lesson students complete several assignments that are part of trihedral angles and regular polyhedrons.
Curated OER
Geo Jammin' By DeSign - Day 1, Lesson 5: Do You Hear What I Hear?
Students listen to a poem that includes directions to use geometric figures to complete a creative task.
Curated OER
A World of Symmetry
Students identify lines of symmetry. In this symmetry instructional activity, students create objects and identify their lines of symmetry. They answer questions about lines of symmetry. Students cut shapes out of cookie dough and...
Curated OER
Flag fun
First graders develop an understanding of the importance of the flag. In this flag lesson, 1st graders research the history of the flag. Students understanding of how the flag fosters pride in Americans. Students research the first...
Curated OER
Triangles
Fourth graders participate in three experiments to gain understanding of triangles. In this triangles lesson plan, 4th graders use pipe cleaners to create bubble pipes, basketball hoops and bingo cards to display the characteristics of...
Curated OER
Tiling the Plane
Fifth graders use pattern blocks and triagular grid paper to reivew shape names, be introduced to the concept of a tiling of the plane, and determine which pattern blocks tile the plane. They are asked if they comprehend what a...
Curated OER
Identifying Faces, Edges, and Vertices
Fourth graders examine faces, edges, and vertices. In this geometry lesson, 4th graders participate in classroom activities that require them to compare geometric shapes, figures, and models.
Curated OER
Geometry
Students build replicas about nature and sports. In this geometry lesson plan, students build 3D replicas of nature and sports objects in teams.