Lesson Plan
Curated OER

Why are Bubbles Spheres

For Teachers 8th - 10th
Students calculate the surface area of different polygons. In this geometry activity, students practice calculating the volume of spheres. They work with cones, cylinders and rectangular prisms.
Lesson Plan
Curated OER

Some Like it Cold: Canada's Northern Communities

For Teachers 5th
Fifth graders examine cultures close to the arctic circle. In this geography lesson, 5th graders consider the impact of climate on cultural development of arctic communities. Students research a given community and present their findings...
Lesson Planet Article
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Lesson Plan Ideas for Preschoolers

For Teachers Pre-K
Students complete different activities throughout the day in a structured preschool setting. In this preschool day lesson plan, students complete circle time, academic learning, free play, and gross motor time.
Lesson Plan
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Governance - Grade 8

For Teachers 8th
Eighth graders participate in talking circles. For this self-governance lesson, 8th graders examine human rights from the perspective of Native Americans. Students discuss the Canadian Charter of Rights and Freedoms as well as...
Lesson Plan
Curated OER

Wobbling in Circles

For Teachers 6th
Sixth graders role play the parts of the sun, the moon and the Earth as they simulate the concepts of revolution and rotation. They act out the parts in small groups and discuss the concepts as a class.
Worksheet
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MCC - 1106 Word Search

For Students 9th - 10th
Use this geometry instructional activity to have learners locate and identify various vocabulary terms related to mathematics. There are seven words/phrases located in the puzzle.
Lesson Plan
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Hexagoning the Circle

For Teachers 6th - 9th
Students explore similarity to see that the area of a circle should be a constant times the square of its radius. Students create a hexagon. Students share their designs with the class.
Lesson Plan
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Fun Ideas for Getting A-Round in Math CIRCLES

For Teachers 6th - 8th
Students see circles in real life and have fun with them
Lesson Plan
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Visiting the Arctic Circle

For Teachers 6th - 7th
Students familiarize themselves with the Arctic Circle by locating it on a globe and wall map. They discuss they climate in the North Pole and the reasons for its low temperatures. They compare and contrast the climates of the Arctic...
Lesson Plan
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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 instructional activity, 7th graders create a storyboard explaining their knowledge of 2D and 3D shapes. They analyze their data and interpret...
Worksheet
Curated OER

Whiskery Lake Problem

For Students 10th
In this Geometry instructional activity, 10th graders solve a problems involving area of a circle given information regarding surface area.  The one page instructional activity contains one problem with answer. 
Lesson Plan
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Area of Solids

For Teachers 7th - 12th
Students find the area of rectangular solids and cylinders by cutting them into flat pieces and adding the areas.
Lesson Plan
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Area and Perimeter

For Teachers 9th - 12th
Students participate in a hands-on activity that shows the independence of perimeter and area for simple irregular figures.
Lesson Plan
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Area of Parallelograms

For Teachers 7th
Seventh graders review the process of finding the area of a rectangle and complete a couple of examples as a class. They discuss what a parallelogram is and what the formula would be for finding its area. They listen to an explanation...
Lesson Plan
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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...
Lesson Plan
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Circles and Clocks, Shapes and Time

For Teachers 4th - 6th
Learners work in groups to research clocks and practice telling time. In this telling time lesson, students use the computer program ProQuest to study circles, including radius and diameter, and practice drawing circles using a compass....
Worksheet
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Is It Big or Small? Circle the Answer

For Students Pre-K - K
In this big/small worksheet, learners first examine 7 pictures of common objects. Students circle the word "big" or "small" to show the size of the item.
Lesson Plan
Alabama Learning Exchange

It's Around There Somewhere! Perimeter, and Circumference

For Teachers 6th - 8th Standards
Explore the concept of building equations for perimeter and circumference. Learners use rulers to measure the perimeter of half a sheet of paper.  Then fold the sheet of paper numerous times, each time measuring perimeter. ...
Worksheet
Curated OER

Maximum and Minimum Points

For Students 11th - 12th
In this maximum and minimum points worksheet, students solve and complete 12 various types of problems. First, they find the area of the smallest triangle given the point of intersection. Then, students find the volume of a box that has...
Worksheet
Curated OER

Squares

For Students 10th
In this squares worksheet, 10th graders solve and complete 7 various types of problems. First, they divide a product of one with a square of the other. Then, students find the dimensions of a rectangle that will maximize the area. In...
Worksheet
Curated OER

Calculus Cryptarithm

For Students 10th - 12th
In this cryptarithm worksheet, students solve an alphametic puzzle.  They determine the numerical value of letters.  This one-page worksheet contains 1 problem.  The answer is provided.
Worksheet
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Durango!

For Students 4th - 8th
In this Durango worksheet, students identify, locate and discuss thirty-four key terms associated with Durango and circle each in a word search puzzle.
Lesson Plan
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Properties of Arcs, Lengths and Chords

For Teachers 9th - 11th
Students differentiate between the different properties of arcs, arc lengths, chords, and chord lengths. In this circles lesson, students calculate the arc length of a given circle, and find the measure of the inscribed angles of a...
Lesson Plan
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Angles and Arcs

For Teachers 9th - 12th Standards
Students identify the relationship between angles and arcs. In this geometry lesson, students rotate and move the circle around to create different arcs on the TI-Navigator. They differentiate between major and minor arcs.

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