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Lesson Plan
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Fractions

For Teachers 4th
Fourth graders explore fractions. They use Skittles and M&M's to practice adding and subtracting fractions. Students review the numerator and the denominator of fractions. They count the number of each color of Skittles and M&M's...
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Lesson Plan
Curated OER

Sizing Up Shapes

For Teachers 1st
First graders explore geometric shapes. In this math activity, 1st graders sort shapes into groups and discuss the characteristics of the shapes. Students build geometric shapes using toothpicks and marshmallows.
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Lesson Plan
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Symmetry that is Basic and Beautiful

For Teachers 1st - 3rd
Young scholars explore lines of symmetry. In this symmetry instructional activity, students divide and combine shapes along basic lines of symmetry. Young scholars explore symmetry in real life objects.
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Lesson Plan
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Identify Cones

For Teachers 3rd
Third graders evaluate the attributes of cones. In this space shapes lesson, 3rd graders analyze three-dimensional shapes. Students explore the faces and edges of a cone.
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Lesson Plan
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Pyramids with Basic Bases

For Teachers 4th - 5th
Students explore pyramids. In this math lesson, students discuss where they have seen examples of pyramids. Students classify pyramids as three-dimensional figures and identify their attributes.
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Lesson Plan
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Effects of Parameter Changes

For Teachers 8th - 10th
Students define properties of a quadratic equation. In this algebra lesson, students graph and factor quadratic functions. They write equations for polynomials, given a graph.
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Lesson Plan
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Surface Area and Volume

For Teachers 6th - 8th
Students are introduced to the notion of surface area and volume. Students review surface area and volume by finding the area of a two-dimensional shape. They practice using the computer to create different surface area shapes.
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Lesson Plan
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Investigating Nets and Polyhedra

For Teachers 5th
Fifth graders create a net for a given polyhedron. They determine the corresponding polyhedron for a given net. Students investigate several polyhedra (cube, tetrahedron, and one of their choosing) and their corresponding nets. They...
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Lesson Plan
Curated OER

Reflections

For Teachers 5th
Fifth graders create a reflection of a poygon using a Mira. They discover that a line connecting a vertiex of a polygon and the corresponding vertex of its reflection is perpendicular to the line of reflection. Students create a glide...
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Lesson Plan
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Tiling the Plane

For Teachers 5th
Fifth graders use pattern blocks and triagular grid paper to reivew shape names, be introduced to the concept of a tiling of the plane, and determine which pattern blocks tile the plane. They are asked if they comprehend what a...
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Lesson Plan
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Navigation Across the Seas

For Teachers 9th - 10th
Students examine nautical navigation and discover the differences between nautical charts and other types of maps or charts. Students practice setting a course, taking a bearing, and dead reckoning. This gives students an example of...
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Lesson Plan
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Problem Solving: Steps and Strategies

For Teachers 6th - 8th
Students explore the concept of problem solving strategies. In this problem solving strategies lesson, students discuss methods for solving problems such as re-reading a problem, stating the facts, drawing a picture and so on. Students...
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Lesson Plan
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Triangle Explorer

For Teachers 3rd - 5th
Students calculate the area of triangles using a variety of materials including computer applets.
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Lesson Plan
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Speaking Geometrically

For Teachers 4th
Fourth graders are introduced to the vocabulary needed to identify the attributes of two and three-dimensional figures. They work together to create a word wall, which contains the geometric terminology being learned.
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Lesson Plan
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Properties of Fractals

For Teachers 6th - 8th
Learners build a working definition of a regular fractal, they measure the concepts of dimensions and scale, they explore the concept of a logarithm and they attempt to solve simple exponential equations for the exponent both by trial...
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Lesson Plan
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Geometric Shapes at the OK Corral

For Teachers K
Students explore geometric shapes. In this math lesson plan, students identify geometric and non-geometric shapes using the computer. Students research geometric shapes in art and architecture.
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Lesson Plan
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Geometric Shapes at the OK Corral

For Teachers K
Students explore regular geometric shapes. In this shapes lesson, students investigate geometric shapes in the world around them. Students differentiate between regular and irregular shapes.
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Lesson Plan
Curated OER

Angle Action

For Teachers 5th - 7th
Students measure and label specified angles. In this angles lesson plan, students use a protractor to find angles that are acute, obtuse, and reflexive. Students then label each angle and match the angles the correct definition. This...

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