+
Lesson Plan
Willow Tree

Angle Measurement

For Students 8th - 11th Standards
What do you create when you rotate a ray? An angle! Teach all the angle basics including naming, measuring, supplements, and complements. 
+
Unit Plan
Mathematics Vision Project

Circles: A Geometric Perspective

For Teachers 10th - 12th Standards
Circles are the foundation of many geometric concepts and extensions - a point that is thoroughly driven home in this extensive unit. Fundamental properties of circles are investigated (including sector area, angle measure, and...
+
Lesson Plan
Curated OER

Exploring Geometric Patterns and Relationships

For Teachers 6th
Sixth graders explore different geographic relationships in like drawing lines, rays, and parallelograms. This lesson could be used for review because it covers more than one concept. The students should have prior knowledge.
+
Lesson Plan
Curated OER

Junior Architects of America

For Teachers 3rd - 4th
Students create entries for the Architects of America contest, including a model of a futuristic structure, blueprints, a list of all plane and solid shapes in the structure, a persuasive argument paper that describes why the structure...
+
Worksheet
3
3
K12 Reader

Basic Geometry Terms

For Students 4th - 5th Standards
Set your pupils up to start on geometry by teaching them some introductory terminology. Pupils learn the terms by reading a short passage and looking at examples. They then respond to five questions related to the text.
+
Worksheet
Curated OER

Why do Stars Rise in the East?

For Students 8th - 10th
In this stars rise in the east instructional activity, students use geometry to show how the Earth rotates from west to east and why celestial bodies appear to rise in the east and set in the west. Students draw a figure and label given...
+
Lesson Plan
Curated OER

Bone Relay

For Teachers 3rd - 5th
Students reinforce their ability to identify bones of the body in a game setting using a Volleyball net, clothes pins, x-rays or pictures of human bones and joints.
+
PPT
Curated OER

Academic Vocabulary: Sports Challenge

For Teachers 2nd - 3rd
This PowerPoint enables students to review mathematical terms in an interactive review game format. The slides contain a question about a mathematical term and the students must answer with the correct vocabulary word in order to get...
+
Lesson Plan
Curated OER

Space Geometry

For Teachers 10th - 11th
Students explore points, lines and planes as it relates to geometry. In this geometry lesson, students analyze space and explain wy it is 3-D and not flat or 2-D. They solve problems involving volume and 3-D shapes.
+
Worksheet
Curated OER

Tangent Properties

For Students 10th - 12th
In this pre-calculus worksheet, students solve for angles formed by a tangent line and a circle. There are 6 different worksheets containing 8-10 problems per sheet.
+
Lesson Plan
Curated OER

Match My Masterpiece

For Teachers 5th
Fifth graders plot out points on grid paper which correspond with the ordered pairs they are given. If done correctly, the points form a word.
+
Worksheet
Curated OER

Auroras

For Students 7th - 9th
In this aurora worksheet, students read a description of an aurora observed by Captain Standard in 1859. Students interpret the description with a drawing giving as much detail as possible using colored media to capture what they read.
+
Lesson Plan
Curated OER

2-D Geometry

For Teachers 3rd
Third graders are introduced to new vocabulary related to Geometry. As each word is mentioned, they demonstrate the word with their body. In groups, they identify the similarities and differences between each line and angle. To end...
+
PPT
Jefferson Lab

Optics: Mirrors and Lenses

For Students 9th - 12th
Did you see that or did I imagine it? Optical illusions are often created with mirrors and lenses, and here is a presentation that covers many different types of mirrors and lenses and how they work. Flat, concave, and convex mirrors, as...
+
Lesson Plan
EngageNY

Secant and the Co-Functions

For Students 10th - 12th Standards
Turn your class upside down as they explore the reciprocal functions. Scholars use the unit circle to develop the definition of the secant and cosecant functions. They analyze the domain, range, and end behavior of each function.
+
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

Geometric Bingo

For Teachers 7th - 10th
Students explore the concept of geometric shapes. In this geometric shape lesson, students play bingo to review geometric shapes. Students identify the shape being described by the teacher and put a marker on their bingo card.
+
Lesson Plan
Curated OER

Polyhedra

For Teachers 7th
Seventh graders explore the characteristics of three-dimensional figures. They compare the nets of figures. Students describe the relationship between the nets draw and the solid. They identify the vertices, edges and faces of the...
+
Lesson Plan
Curated OER

Exploring the Night Sky: Summer

For Teachers 6th - 12th
Young scholars explain how moon phases occur. They describe and explain at least two common misconceptions that people have about the moon. Students explain what a star is. They explain 3 ways that the night sky has been used throughout...
+
Lesson Plan
Curated OER

Indirect Measurement with Similar Triangles

For Teachers 9th - 12th
Students use similar triangles to find missing heights.  In this using similar triangles to find missing heights lesson, students use proportions to find the heights of missing side lengths.  Students find the height of trees and...
+
Lesson Plan
Curated OER

Geometry of The World War II Memorial

For Teachers 6th - 9th
Students develop an appreciation of the use of geometry in our everyday world and structures. Students collect various picures and multimedia objcets that explain geometric principles and place them in a powerpoint presentation to be...
+
Lesson Plan
Curated OER

Corresponding Sides and Angles of Similar Triangles

For Teachers 9th - 10th
Students differentiate between corresponding sides ad angles of two triangles. In this geometry lesson, students identify the differences as well as the similarities between two triangles. They differentiate between similar and...
+
Lesson Plan
Curated OER

SAS Similarity Theorem

For Teachers 9th - 10th
Students identify and use the similarity theorem. In this geometry lesson, students differentiate between congruent and similar triangles. They solve problems using the computer modifying shapes by dragging.
+
Worksheet
Curated OER

Globe Lesson 15 - The Changing Seasons - Grade 6+

For Students 6th - 8th
In this changing seasons worksheet, students read about the geography concept of changing seasons and then respond to 9 short answer questions.