Curated OER
Making Parallel Lines
Students differentiate between parallel and perpendicular lines. In this geometry instructional activity, students make conjectures and apply it to solve real life situations. They collect data and make predictions based on the data.
Curated OER
Layering the Air
Young scholars study the layer of the atmosphere. In this activity on the atmosphere, students discuss the composition of the air around us and how the atmosphere was formed. Young scholars create a scale model of the layers of the...
Curated OER
Dream Bedroom Floor Plan
Students build and apply concepts of geometry. In this geometry lesson, students create a building using proportions and scale drawings. They use Cabri technology to create a virtual drawing first.
Curated OER
Dream Bedroom Floor Plan
Students construct using Cabri software. For this geometry lesson, students convert between units and apply the correct measurements to build objects. They create the room virtually and manipulate the shapes to the desired measurements.
Illustrative Mathematics
Reflections and Isosceles Triangles
Geometers explore symmetries of isosceles triangles by using rigid transformations of the plane. They complete four tasks, including congruence proofs, which illustrate the relationship between congruence and rigid transformations. The...
Curated OER
Fabulous Fractals
Learners view a video to discover how patterns in nature relate to math. They explore the concept of exponential growth by observing and creating fractals. They solve and design word problems.
Improving Measurement and Geometry in Elementary Schools
The Sum of the Interior Angles of a Polygon
Junior geometers discover that polygons can be decomposed into triangles and that the number of triangles can be determined by a rule. Note that the Geometer’s Sketchpad® software is required to carry out all components of this...
Curated OER
The Price is Right
Students, through various activities, explore online databases. Using the internet, students explore the distributors websites. They collect specific information on selected products. An spreadsheet with price comparisons is developed....
Art Institute of Chicago
Act It Out
Examine two works of art and use these pieces as inspiration for dialogues. The whole class discusses Renoir's Lunch at the Restaurant Fournaise and Toulouse-Lautrec's At the Moulin Rouge. Then, in groups of either three or ten, pupils...
Novelinks
The Devil’s Arithmetic: Semantic Feature Analysis
Organize the characters in Jane Yolen's The Devil's Arithmetic according to their shared character traits. After listing character traits as a class, kids note which characters exhibit particular characteristics with a...
Curated OER
Teaching Polygons using Technology
Third graders utilize different types of computer programs, such as Microsoft paint and Microsoft Word to study and create different types of polygons. They use PowerPoint to create a story about a shape and others that it meets during a...
Curated OER
Tantalizing Tangrams: What Are Transformations?
Students use the Internet to learn about transformations and tessellations. In this geometry instructional activity, students use the Internet to define the meaning of reflections, translations, rotations, glide reflection and...
Curated OER
Triangle Inequality Theorem
Young scholars use the inequality theorem to solve triangles and their properties. In this geometry instructional activity, students are given spaghetti of different lengths and asked to create triangles. They conclude the necessary...
Curated OER
Geometry History Lesson
Tenth graders investigate the early history of geometry. In this geometry instructional activity, 10th graders investigate translations, rotations, and reflections. They also solve problems with line of symmetry and rotational symmetry...
Curated OER
Using "Student Power" to Generate Electricity to Run a Portable Compact Disc Player
Young scholars explain the relationship between magnetism and electricity. In this physics lesson, students describe the transformation of energy. They create an electromagnet and investigate the factors affecting its strength.
Curated OER
The Truth About Triangles And Proofs
Students engage in a lesson that is about the classification of triangles and the mathematical proofs involved in working with them. They work on a variety of problems that are created by the teacher with the focus upon the importance of...
Curated OER
Math Club Worksheet #30 - Visual Stretches
In this visual math puzzle worksheet, students work in groups to find the answer to 6 math puzzles. They work with geometric shapes and symbols.
Curated OER
Celebrating Connections
Third graders examine religious traditions and celebrations. In this Social Studies lesson plan, 3rd graders compare and contrast different religions. Students research a specific religion and prepare a presentation for the...
Curated OER
Classifying Polygons
Seventh graders participate in a polygon hunt. In this polygon lesson, 7th graders examine how polygons are alike and different. Students create a Venn diagram and label the sorting circles. Students work in cooperative...
Curated OER
Women in History: Research for Expository Writing
After reading an excerpt from Amelia Earhart's autobiography, The Fun of It, learners explore various nonfiction resources about her life and write a short newspaper article on a specific event. They then develop a longer piece of...
Curated OER
Story Mapping A Favorite Book
First graders create a diagram of a story by using the computer program Kidspiration. In this diagramming lesson plan, 1st graders will pick a book to write about. They then will plug in story elements of the book into the computer...
Curated OER
Transcendentalism and Epiphany in Ray Bradbury's Dandelion Wine
Twelfth graders examine the characteristics of transcendentalism. In this transcendentalism instructional activity, 12th graders determine what this type of writing entails before reading a passage from, Ray Bradbury's, Dandelion Wine....
Curated OER
A Glimpse into the Past of Ancient Egyptian Culture
Students explore ancient Egyptian culture, and relate the lives of ancient Egyptians to their own.
Curated OER
Above the Law: Athletes in Trouble
Students watch segments of "Unforgiveable Blackness" in class. They analyze Jack Johnson's problems with the law and the legal trouble of other athletes today. They create a set of standards they believe athletes should follow.