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Lesson Plan
American Statistical Association

Exploring Geometric Probabilities with Buffon’s Coin Problem

For Teachers 6th - 8th Standards
Scholars create and perform experiments attempting to answer Buffon's Coin problem. They discover the relationships between geometry and probability, empirical and theoretical probabilities, and area of a circle and square.
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Interactive
Physics Classroom

Kelper's Three Laws

For Students 9th - 12th Standards
A flipped classroom lesson introduces astrophysics fanatics to Kepler's three laws of planetary motion. After reading about the laws of ellipses, equal areas, and harmonies, and also learning how Newton's gravitation concepts come into...
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Lesson Plan
Mr Gym

Pirate Ball

For Teachers 3rd - 9th
Pirate ball is much like the game of capture the flag. Each team has a vault area that contains a treasure chest. There is a dungeon where captured enemy pirates are detained. In this game of pirate ball there are four teams competing to...
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Lesson Plan
National Sailing Hall of Fame

Sailboat Design Requirements

For Teachers 7th - 12th
Sailboat design requires more than a half-circle and triangle sketch. After viewing a slideshow presentation that outlines the requirements for sailboat design, learners draw a design, perform the needed calculations, and write a paper...
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Assessment
EngageNY

Mid-Module Assessment Task: Pre-Calculus Module 4

For Students 11th - 12th Standards
Challenge scholars to show what they know about properties and addition and subtraction formulas for trigonometric functions. The resource provides a mid-unit check on the progress toward mastery of trigonometric concepts. The areas...
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Lesson Plan
Curated OER

Math: Equal Area Triangles

For Teachers 6th - 8th
Students examine a math worksheet and determine how to divide a single triangle into four of equal area. Using geometric principles, they sketch two additional ways to divide into into four equal triangles. To conclude, students...
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Lesson Plan
Curated OER

Geometric Figures

For Teachers 5th - 6th
Students compare, classify and calculate the area of geometric figures such as rectangles, squares, circles and triangles.
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Lesson Plan
Curated OER

Power Question 2

For Teachers 9th - 12th
In this math worksheet, students determine the locus of points, M, in plane ABC, such that KMAB=KMAC. They also draw the triangle ABC. Then determine the proof of the interior angles determining the identity of the equilateral triangle.
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Lesson Plan
Curated OER

Geo Jammin' By DeSign - Day 2, Lesson 7: Start At Square One

For Teachers 2nd - 3rd
Students examine new shape possibilities by combining two and four triangles using manipulatives.
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Lesson Plan
Curated OER

Measuring with Mathematics

For Teachers 8th
Eighth graders discover how the change in the dimensions of a shape cause a change in the overall area of the shape, but the perimeter stay the same. They, in groups, go out to the playground and construct large areas using stakes and rope.
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Lesson Plan
Curated OER

Interior Designer for a Day

For Teachers 7th
Seventh graders organize a 20 x 17 room with a given set of furniture pieces. Arrangement is to be based on maximum comfort and practicality. This lesson is a good way to teach and reinforce the mathematical concept of area.
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Lesson Plan
Curated OER

Modeling Permutation Group

For Teachers 9th - 11th
Young scholars explore the concept of transformations. In this transformations lesson, students construct an equilateral triangle and a square with a circumscribed circle. Young scholars reflect and rotate their constructions.
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Lesson Plan
Curated OER

Measurement

For Teachers 7th
Seventh graders measure surface area. In this geometry lesson, 7th graders find the surface area of various geometrical shapes. Using a computer program, students compute the area of 2-D and 3-D shapes.  Students use graph paper to trace...
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Lesson Plan
Curated OER

The Trappings of Trapezoids

For Teachers 8th - 10th
Students define trapezoids and their shapes. In this geometry lesson, students calculate the area of a trapezoid and a parallelogram. They use Cabri software to make investigations.
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Lesson Plan
Curated OER

Pythagorean Theorem

For Teachers 6th - 10th
In this Pythagorean theorem worksheet, students use the Pythagorean theorem to find the missing side of the triangle. Students complete 10 problems.
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Worksheet
Curated OER

Pythagorean Theorem

For Students 7th - 10th
In this Pythagorean Theorem worksheet, students use the Pythagorean Theorem to find the missing side of a triangle. Students complete 10 problems.
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PPT
Curated OER

Hoops: Grade 4 and 5

For Teachers 4th - 5th
4th-5th graders will compete in a game similar to Jeopardy in which they answer questions from a variety of subject areas including science, language, and math. The questions are based on an extremely wide variety of topics, so would be...
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Worksheet
Curated OER

Challenge Sheet 5: Integration

For Students 11th - Higher Ed
For this integration worksheet, learners use any method to integrate given problems. They identify a continuous function and determine the area of a triangle inscribed in a square. This one-page worksheet contains seventeen problems.
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Lesson Plan
Curated OER

Reflecting a Triangle in the Coordinate Plane

For Teachers 9th - 12th Standards
Learners explore geometric concepts using technology. They manipulate the TI to find important math topics. This activity requires a TI-84 or higher.
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Lesson Plan
Curated OER

Topos, Compasses, and Triangles, Oh My!

For Teachers 6th - 8th
Students triangulate using a compass, topographical (topo) map and a view of outside landmarks. They take a field trip to another location away from school and mark discernible landmarks (like mountains or radio towers) and changes in...
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Lesson Plan
Curated OER

Worksheet 8 - Vectors

For Teachers Higher Ed
In this vector worksheet, students find the area of a parallelogram spanned by vectors, they give the geometric and algebraic definitions of the dot product and describe a sequence of vectors. This one-page worksheet contains six...
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Lesson Plan
Curated OER

Colorful Triangles

For Teachers 7th - 9th
Learners make colorful triangles known as Sierpinski's Carpet, using colored pencils and paper.
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Lesson Plan
Curated OER

Exploring Special Segments in Triangles

For Teachers 9th - 12th
Students discover that four special segments have a common intersection point. They identify the position of the intersection point in triangles. They produce conjectures about areas of the divided triangles.
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Lesson Plan
Curated OER

Dilations of 2 and 3 dimentional figures and their effect on area, surface area, and volume.

For Teachers 7th
Seventh graders investigate the area and volume of 2D and 3D figures. In this geometry lesson, 7th graders create a storyboard explaining their knowledge of 2D and 3D shapes. They analyze their data and interpret their results.      

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