Curated OER
Solving Intercepted Arcs
Students investigate circles and its arcs. In this geometry lesson, students identify the relationship between an circle and its intercepted arcs. THey identify the central and inscribed angles.
Pennsylvania Department of Education
Rotational Symmetry of Polygons and Other Figures
Students explore geometry by participating in a shape rotation experiment. For this symmetry lesson, students identify the term symmetry and a list of other geometry vocabulary. Students analyze shapes as they are turned 90 degrees and...
Curated OER
Extra Problems For Homework 7: Dimension
For this dimension worksheet, students explore manifolds of dimension and find equivalence relations. This one-page worksheet contains three multi-step problems.
Curated OER
Revise Identifying 3-D Shapes pg 2
3-D shapes identification is the focus of this geometry worksheet. Students determine the name of eight different 3-D shapes. Answers appear at the end of the worksheet.
National Security Agency
What’s Your Coordinate?
Your middle schoolers will show what they know with their bodies when they become the coordinate plane in this conceptual development unit. Starting with the characteristics of the coordinate plane, learners develop their skills by...
University of Colorado
Patterns and Fingerprints
Human fingerprint patterns are the result of layers of skin growing at different paces, thus causing the layers to pull on each other forming ridges. Here, groups of learners see how patterns and fingerprints assist scientists in a...
Curated OER
Branding Circles, Squares, Rectangles, Triangles
Compare and classify 2-D shapes! Kindergarteners inspect the attributes of plane shapes and examine shapes in everyday life. They label the circles, squares, rectangles, and triangles they find. This is the website where you can find the...
Curated OER
Interactivate - Lines, Rays, Line Segments, and Planes
Students explore lines, rays, line segments, and planes. In this math lesson, students discuss the math concepts and direct their instructor in graphing functions. Students collaborate in graphing additional functions.
Curated OER
Navajo Rug
Navajo art incorporates many fascinating shapes and designs. In this shapes instructional activity, students explore how shapes may be combined to create art and architecture. They also discover shapes in the world around them.
Curated OER
How Do You Measure Up?
Students measure their body. In this measurement lesson plan, students use a string to measure their height and the circumference of their head. They record this information on the worksheet provided and answer questions as a group.
Curated OER
Our School - Our Trees
Sixth graders observe school ground trees planted nearly 3 decades ago. For this ecology activity, 6th graders examine a group of trees planted near their campus and measure the diameter, circumference and growth of the tree compared to...
Curated OER
Terrific Tangrams
Third graders construct tangrams. In this tangrams lesson, 3rd graders manipulate basic shapes to construct tangrams. Students explore how shapes can be combined in different ways and develop spatial sense.
Curated OER
Parallel and Perpendicular Lines
Learners study parallel and perpendicular lines. In this parallel and perpendicular instructional activity, pupils explore 2-D shapes and determine if the sides are parallel or perpendicular.
Curated OER
Regular Polygons
Fifth graders explore polygons. In this math lesson, 5th graders find examples of regular polygons in the classroom and measure the sides of figures to determine if they are regular polygons.
Curated OER
Science Inquiry Lesson: Mapping Project
Young scholars explore the methods of creating maps. They create a map of Animas River Park using a compass and measuring tape, develop a single map from the team map sections, and devise another map of the Animas River Park using a GPS...
Curated OER
Leaf Patterns
First graders explore the existence of patterns in everyday items. In this science and math integrated instructional activity, 1st graders match leaves with a name word card and organize them into four patterns. This instructional...
Curated OER
Lines, Rays, Line Segments, and Planes
Young scholars are introduced to lines, rays, line segments and planes and study the differences between them. They also practice graphing lines, rays, line segments and planes
Curated OER
Meet the Polygon Family
Fourth graders investigate regular polygons. In this regular polygon lesson, 4th graders explore the attributes of different polygons. Students work in groups to complete a KWL chart regarding polygons.
Curated OER
Polygons Defined
Fourth graders explore polygons. In this polygon lesson, 4th graders sort polygons according to their properties. Students discover the connection between polygons and the Greek language.