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Lesson Plan
Curated OER

Special Segments in a Triangle

For Teachers 10th
In this geometry worksheet, 10th graders review the vocabulary associated with the special segments of a triangle and the associated points of concurrency and solve problems in which they find the indicated missing angle or segment.  The...
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Lesson Plan
Curated OER

Right Triangles

For Teachers 4th - 8th
Learners classify triangles and make connections regarding angle measurements and attributes of acute, right, and obtuse triangles. They listen to teacher define and explain triangles. Everyone imagines a place where a broken wing for a...
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Lesson Plan
Curated OER

V-Numbers

For Teachers 9th - 12th
High schoolers explore problem solving strategies. Gin a novel situation, students develop a mathematical theory. Through models and mathematics, high schoolers justify their solution. Students definea V-sets and discuss conjectures...
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Worksheet
Curated OER

Worksheet 1

For Students 11th - Higher Ed
In this math instructional activity, students give an example of a function which is continuous but not differentiable. They also write a definition for differentiable.
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Worksheet
Curated OER

Worksheet 4

For Students 11th - Higher Ed
In this math worksheet, students write down five exact differential equations in symmetric form. Then they test the statements concerning differential equations.
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Lesson Plan
Curated OER

Congruent Triangles Postulates

For Teachers 3rd - 4th
Students discover three lettered postulates that prove triangles congruent.
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Lesson Plan
Curated OER

Introduction to Fractals: Geometric Fractals

For Teachers 9th - 12th
Learners explore the concept of fractals. In this fractals lesson plan, students discuss Sierpinski's Triangle using an applet. Learners discuss the patterns involved with fractals. Students discuss the area of Sierpinski's triangle as...
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Lesson Plan
Curated OER

Polygons All Around Us!

For Teachers 9th - 12th
Students explore the concept of polygon properties. In this polygon properties lesson, students draw polygons with different numbers of sides such as pentagons, octagons, hexagons, etc. Students identify different geometric shapes in the...
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Lesson Plan
Curated OER

Patterns In Fractals

For Teachers 6th - 8th
Middle schoolers find number patterns in the generation of several different types of fractals.
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Lesson Plan
Curated OER

Patterns in Fractals

For Teachers 8th - 10th
Learners explore the concept of fractal patterns. For this fractal pattern lesson, students use an applet about the Hilbert Curve to answer questions about rectangles and other polygons. Learners derive the fractal pattern when dividing...