Lesson Plan
Curated OER

Finding the Area of a Parallelogram with Translations

For Teachers 8th - 10th
Students calculate the area of parallelograms. In this geometry lesson, students identify properties of parallelograms and use to to solve problems. They create polygons using Cabri software.
Lesson Plan
Pennsylvania Department of Education

Classifying Figures on the Coordinate Plane

For Teachers 5th
Fifth graders use estimation to solve word problems. In this fractions lesson, 5th graders decide whether or not an answer to a work problem is reasonable by applying their knowledge of fractions, decimals and estimation. This lesson...
Lesson Plan
Curated OER

Illusions of Depth

For Teachers 3rd
Third graders practice drawing a landscape to show an illusion of depth. In the drawing, they can put whatever objects they choose to but have to remember to show depth. They explain how overlapping and size differences show...
Lesson Plan
Curated OER

Creating Animal Prints

For Teachers 1st - 8th
Students investigate the habits of animals by studying their prints.  In this animal life instructional activity, students investigate the different types of tracks left from animals by researching the Internet.  Students...
Lesson Plan
Curated OER

Surface Area of Pyramids

For Teachers 9th - 12th
Students identify the surface area of pyramids and other polygons. In this geometry lesson, students find the different measurements for the different parts of a polygon. They use the surface area formula to solve for the surface area,
Lesson Plan
Curated OER

Circle, Secants

For Teachers 9th - 11th
Students identify the secant segment of a circle. In this geometry lesson, students investigate secant lines formed outside the circle. They use Cabri software to create drawings and explore circles and secants.
Lesson Plan
Curated OER

Exploring Chords: Products of Chord Segments

For Teachers 7th - 10th
Students identify the properties of chords. In this geometry lesson, students multiply chord segments to find the solution to their problem. They construct two chords that cross on  a circles.
Lesson Plan
Curated OER

Product of Chord Segments

For Teachers 9th - 10th
Students creating chords intersection using circles. In this geometry lesson, students create visuals of chords ad their properties using Cabri technology. They measure the chords and explore the relationship among chords.
Lesson Plan
Curated OER

Paper Mache Animal Sculptures

For Teachers 4th
Fourth graders choose and construct farm animal paper mache sculptures. They paint their sculptures using primary colors and mixing colors, and explore various textures and forms.
Worksheet
Curated OER

Math Vocabulary Definitions-Multiple Choice

For Students 4th - 6th
In this math vocabulary instructional activity, students complete 15 multiple choice problems, choosing the correct definition for a set of math terms. A reference web site is included for additional activities. 
Lesson Plan
Curated OER

Drawing Into the Imagination

For Teachers 6th
Sixth graders create a non linear story with multiple possibilities and endings. In this non linear story lesson plan, 6th graders research non linear stories, create their own, and illustrate it.
Lesson Plan
Curated OER

Triangles in Architecture

For Teachers 10th - 12th
Learners find triangles in the real world. In this geometry lesson, students analyze and identify properties of two and three-dimensional objects. They differentiate between similarity and congruence.
Lesson Plan
Curated OER

World Projections

For Teachers 4th - 5th
Students identify map projections and examine polar maps. For this map skills lesson, students use a flat world map to identify various projections and calculate the distances between locations by using a map scale.
Lesson Plan
Curated OER

Contour Drawing

For Teachers 3rd
Third graders are introduced to Contour Drawing. They view examples and non-examples of student contour drawings. After a demonstration of correct technique, 3rd graders produce contour drawings of the top side of their hand.
Lesson Plan
Curated OER

How Large is a Mole of M&M's

For Teachers 9th - 12th
Students calculate whether or not a mole of M&M's fill their high school. They practice factor-labeling, define a mole, and calculate the number of cubic feet per mole of M&M's. To answer the question they measure and calculate...
Lesson Plan
Curated OER

The Search for Pythagoras' Treasure

For Teachers 8th - 10th
Students identify and define properties of triangles. In this geometry instructional activity, students identify the missing sides and angles of right triangles. They use the rules of the Pythagorean Theorem to solve their problems.

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