Lesson Plan
Curated OER

Space and Shape in Geometry:

For Teachers 7th - 12th
Students are asked to visualize three-dimensional figures and apply this visualization to problem solving.
Lesson Plan
Teachers' Domain

Introduction to Angle Measure

For Teachers 4th - 6th Standards
An all-encompassing package provides video clips that demonstrate real-world activities that have to do with angles. After watching the Cyberchase cartoons, learners discuss why a "v" shape is used to measure a turn. A pair of vital...
Lesson Plan
PBS

Plotting Pairs of Coordinate Points in all Four Quadrants to Construct Lines

For Teachers 5th - 8th Standards
Here is a lesson on coordinates that has pupils view three Cyberchase video clips illustrating the definition of "point" and "line." Along the way, learners will discuss what characters from the videos do, and where problems lie in...
Lesson Plan
Curated OER

Congruent Rectangles

For Teachers 7th - 9th Standards
Very simply, geometers examine a pair of rectangles on graph paper and find a translation and rotation to demonstrate their congruence. A couple of questions follow to stimulate critical thinking about other possibilities.
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Curated OER

A Rectangle in the Coordinate Plane

For Teachers 7th - 9th Standards
A quadrilateral is drawn on the coordinate plane, and eighth grade geometers find the length of each side and the diagonals by applying the Pythagorean theorem. 
Lesson Plan
Curated OER

Parallel and Perpendicular Line Construction

For Teachers 9th - 11th
In this geometry worksheet, learners construct parallel and perpendicular lines given a straight edge and a compass. Their lines pass through a given point. There are 4 questions with an answer key.
Lesson Plan
Curated OER

Let the Sun Shine In: Energy Conservation

For Teachers 9th - 10th
Students create a project applying their math skills as they discuss energy conservation. In this geometry lesson, students define vocabulary relating to the environment and energy conservation. They construct a building that allow lots...
Lesson Plan
Curated OER

Line Construction

For Teachers 9th - 11th
In this geometry worksheet, young scholars construct perpendicular and parallel lines through a given points using a straightedge and a compass. There are 5 questions with an answer key.
Lesson Plan
Curated OER

Logic and Proof Writing

For Teachers 9th - 10th
Students define inductive and deductive reasoning and write two column proofs. In this geometry lesson, students analyze arguments and draw conclusion. They define steps necessary to arrive at the correct answer when completing proofs.
Lesson Plan
Curated OER

Automobile-Accident Reconstruction

For Teachers 10th - 12th
Students investigate an accident and relate it to math. In this trigonometry lesson, students measure the accident scene, the friction produced, and the speed from the skid marks. They create a poster of their findings.
Lesson Plan
Curated OER

Pyramids

For Teachers 10th
In this Geometry worksheet, 10th graders solve problems involving the properties of a regular pyramid.  The two page worksheet contains a combination of seven multiple choice and free response questions.  Answers are...
Lesson Plan
Curated OER

Chords of a Circle

For Teachers 10th
For this geometry worksheet, 10th graders calculate the length of a chord and the distance from the center of a circle or radius. They compare diameter, chords and radius. There are 10 questions with an answer key.
Lesson Plan
Curated OER

Measurement

For Teachers 9th - 11th
Students measure angles, perimeter, area and volume. In this geometry instructional activity, students define different ways to measure and solve for the perimeter, area and volume of geometric shapes. They analyze and process...
Lesson Plan
Curated OER

Measuring Angles

For Teachers 6th
Sixth graders identify and measure right, acute, obtuse, and straight angles. In this geometry lesson, 6th graders review the definition of each angle and are shown examples of each specific angle. Students use toothpicks, gumdrops, and...
Lesson Plan
Curated OER

Area

For Teachers 9th - 10th
Young scholars solve problems involving area. In this geometry lesson, students calculate the area of an object and relate it to the area of the ocean. They define what exactly and area is and then solve problems relating to the real world.
Lesson Plan
Curated OER

Geometry: Tessellations

For Teachers 2nd - 3rd
Students create tessellations with computer software while applying their knowledge of reflections, rotations, and translations.
Lesson Plan
Curated OER

Tiling the Plaza (Geometry)

For Teachers 6th - 8th
Students make patterns with a variety of pattern blocks. Pupils experiment with making tile designs using only one shape by rotating that shape around a point. They enter a contest for creating the best tile design for the new plaza...
Lesson Plan
Curated OER

Exploring Geometry and Algebra using Cabri Jr. Application.

For Teachers 9th - 12th Standards
Learners solve geometric problems with algebra and graphing in this lesson plan. They will prove the bisectors theorem using the Cabri Jr. application, which requires Cabri on their TI.
Lesson Plan
Curated OER

Loopy Geometry

For Teachers 3rd - 5th
Students explore geometric shapes by creating them through paper.  In this geometric shape lesson, students bend, cut and shape paper to create geometric shapes.  Students discover how many ways they can produce new shapes....
Lesson Plan
Curated OER

Folding Shapes; Are the Sides the Same?

For Teachers 2nd
Second graders explore geometry by experimenting with fold-ables. In this geometric shapes lesson, 2nd graders utilize cutout shapes from construction paper which they experiment with by folding. Students examine the symmetry and...
Lesson Plan
Curated OER

Space Science:Wherever You Go, There You Are

For Teachers 4th - 8th
Young scholars explore navigation principles by observing, measuring, and interpreting data to determine locations. Using a compass, compass rose, and a transit, they plot courses and discover the workings of the Global Positioning...
Lesson Plan
Curated OER

Flying with Pythagoras

For Teachers 7th - 10th
A lengthy narrative about Pythagoras and his students precedes an activity in which your young mathematicians practice using the Pythagorean theorem to solve three problems about flight and distance. Answers are provided. 
Lesson Plan
Curated OER

Study Buddies: Classifying Triangles

For Teachers 4th - 5th
In this math worksheet, students analyze an informative chart about the measurement and angles of equilateral, isosceles and scalene triangles. Students then answer 5 questions about classifying triangles.
Lesson Plan
Curated OER

Transformations

For Teachers 9th - 11th
Several practice exercises suitable for any geometry class working on transformation, symmetry, and tessellation -- especially visual representations of image translation, rotation, and reflection, symmetry, tessellations and tangrams --...

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