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Lesson Plan
Curated OER

Identifying Angles

For Teachers 4th - 5th
Students identify names of angles. They use a large clock to demonstrate angles using certain times of day. Given a geoboard, students create figures with acute, right, and obtuse angles.
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Lesson Plan
Curated OER

nvestigation - Justin and Daniel's Puzzles

For Teachers 7th
Seventh graders explore area and perimeter, using tangram pieces. They discover the area and perimeter of rectangles and squares. After experimentation, 7th graders write a rule for finding the perimeter and area of squares and rectangles.
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Lesson Plan
Curated OER

Determining Area

For Teachers 9th - 12th Standards
High schoolers conduct chemical experiments. In this chemistry lesson, they investigate reactions using the CBL system. Learners will graph and analyze their data using a TI.
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Lesson Plan
Curated OER

Triangle Inequality Theorem

For Teachers 8th - 10th
Learners use the inequality theorem to solve triangles and their properties. In this geometry lesson, students are given spaghetti of different lengths and asked to create triangles. They conclude the necessary length needed to make a...
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Lesson Plan
Curated OER

That's So Square

For Teachers 1st - 3rd
Students familiarize themselves with the three most common geometric shapes: circles, triangles and parallelograms. They sketch, sort, and name the shapes.
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Lesson Plan
Curated OER

Geometry, Measurement & Reasoning

For Teachers 7th - 9th
Young scholars measure prisms and determine their volume. For this measurement and reasoning lesson, students estimate the volume and area of prisms. They measure given boxes. Young scholars use paper to create prisms and cylinders. They...
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Lesson Plan
Curated OER

Finding the Area Under A Curve with Random Probability

For Teachers 11th - Higher Ed
Students explore the concept of area under a curve. In this area under a curve lesson plan, students find the area under a curve using the Monte Carlo method using random points and probability. Students calculate the area under the same...
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Lesson Plan
Curated OER

Balancing Act

For Teachers 2nd
Second graders identify the attributes of various shapes and estimate the weight of the objects. In this geometry lesson, 2nd graders identify the attributes of concrete objects and use a pan balance to weight them.
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Lesson Plan
Curated OER

Parallel-o-Home

For Teachers 9th - 12th
Students investigate the usage of parallel and perpendicular shapes in the real world. For this geometry lesson, students investigate shapes for properties that are related to the real world. They relate all the properties of shape tot...
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Lesson Plan
Curated OER

2-D Polygons

For Teachers 6th - 8th
Students investigate the concept of two dimensional polygons. They complete a vocabulary chart with the teacher or in independently. Students are shown various polygons in order to classify them and then asked to draw one of them from...
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Lesson Plan
Curated OER

Making Pictures from Smaller Shapes

For Teachers 2nd - 4th
Students investigate shapes. In this dimension and orientation of shapes lesson, students identify and color shapes, use shape stamps to form animals, glue shapes together to make other objects and describe how shapes are used.
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Lesson Plan
Curated OER

China

For Teachers 2nd
Second graders complete a variety of activities surrounding a unit on China and Chinese culture.
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Lesson Plan
Curated OER

Ship Shape

For Teachers 2nd
Second graders explore shapes. After reading books about shapes, 2nd graders describe the properties of various shapes. They identify shapes if they have been rotated, flipped, or slid. Students create shapes using drawings and geoboards.
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Lesson Plan
Curated OER

Internet Field Trip on Fractions and Geometry

For Teachers 2nd - 4th
Students take an Internet field trip to research fractions. ESOL strategies include using pattern block manipulatives and pairing ESOL and non-ESOL students on computers.
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Lesson Plan
Curated OER

Polygons and Diagonals

For Teachers 6th - 9th
Students practice measuring the interior angles of given regular polygons and create a formula for finding the measure of th interior angles of any polygon. They determine the relationships between the number of vertices's or sides in a...
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Lesson Plan
Curated OER

DEAD MAN'S CURVE

For Teachers 9th
Ninth graders, after being given a unique scenario and a task sheet on Dead Man's Curve, calculate and explain the force needed to keep a car on a curve using a set of formulas and a geometric property of circles. They utilize and create...
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Lesson Plan
Curated OER

"Geotown" Scrapbook

For Teachers 3rd - 5th
Young scholars create a scrapbook. In this geometry lesson, students use digital cameras to take pictures of geometrical concepts. Young scholars use the pictures to create a "Geotown" scrapbook.
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Lesson Plan
Curated OER

The Sum of All Angles

For Teachers 7th - 10th
Students add up the different angles using the angle addition postulate. In this geometry lesson, students differentiate between interior and exterior angles. They calculate the different angles for triangles and use proof to show their...
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Lesson Plan
Curated OER

Fractions of a Set

For Teachers 3rd
Third graders use fractions to describe part of a set. In this fractions lesson, 3rd graders are introduced to fractions through a book and use pattern blocks to describe a fraction as a part of a set. This lesson includes a scripted...
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Lesson Plan
Curated OER

Fractions Describe Parts of a Whole

For Teachers 3rd
Third graders represent fractions as part of a whole. In this fractions lesson, 3rd graders use manipulatives to show how a fraction is a part of a whole. This lesson includes individual practice and an assessment instead of direct...
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Lesson Plan
Curated OER

Houses

For Teachers 3rd
Third graders use a number of problem solving strategies in this unit of lessons. They determine how to draw and model three-dimensional objects, use co-ordinate systems, determine probability of events, and identify paths of simple...
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Lesson Plan
Curated OER

Mondrian, Math, and Amazing Colors

For Teachers K - 2nd
Young scholars study geometric shapes, lines, and the primary colors as they create Mondrian-like art prints.
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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...