Lesson Plan
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Cecil the Centipede Is Carrying a Circle

For Teachers Pre-K - K
In this circles worksheet, students learn to draw and recognize circles. Students trace two dotted examples before drawing some of their own. Students color all the circles in a row of geometric shapes.
Worksheet
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Learning About Circles

For Students 3rd
In this geometry instructional activity, 3rd graders practice drawing 5 circles by tracing dotted lines. They use the empty space to print circles independently. They examine shapes in a box at the bottom of the page before coloring 5...
Worksheet
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Learning Circles

For Students Pre-K - K
In this learning circles worksheet, learners trace circle, and draw their own, then pick 5 circles out of a collection of different shapes and color them.
Worksheet
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Perimeter of a Circle Worksheet

For Students 6th - 8th
For this perimeter of circles worksheet, students find the perimeter of 6 circles given a diameter.  Students find the perimeter in terms of Pi.
Interactive
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Word Problems that involve Circles

For Students 10th
In this geometry learning exercise, 10th graders solve application word problems based on knowledge of a circle. The one page interactive learning exercise contains four questions. Answers and hints are included. 
Interactive
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Area of Shaded Regions that involve Circles

For Students 9th - 12th
In this online math activity, students determine the area of shaded regions within a circle. This excellent resource allows the students to check their answers, and to get "hints" should they run into difficulties. A terrific teaching tool!
Worksheet
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Write the Parts of the Circle in the Place Holders

For Students 9th - 11th
In this parts of a circle worksheet, students place the names of 6 different parts of a circle in rectangular place holders. They use labels such as cord, secant, diameter, radius, tangent, and center.
Worksheet
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Parts of the Circle

For Students 6th - 8th
In this geometry skills worksheet, students respond to 3 questions that require them to examine the part of circles and identify them as diameters, chords, radii, or centers.
Worksheet
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Parts of the Circle

For Students 5th - 7th
In this geometry skills activity, students examine 3 labeled circles and identify the noted items as diameters, chords, radii, or centers.
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Parts of a Circle

For Students 7th - 9th
In this geometric shapes worksheet, students respond to questions that require them to identify chords, radii, diameters and centers of 4 circles.
Worksheet
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Fraction circles

For Students 2nd - 3rd
In this fractions learning exercise, students look at fractions made up by parts of circles, can color in a part of it, and name the fraction they colored. Students complete this for 5 circles.
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Perimeter of Circle Worksheet

For Students 6th - 9th
In this perimeter worksheet, students find the perimeter of a circle.  This two-page worksheet contains 4 problems.  Answers are provided on the last page.
Worksheet
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Circle: Print and Color

For Students Pre-K - 1st
In this word recognition worksheet, students trace the word "circle", write the word independently, and color the picture of the shape.
Worksheet
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All About Circles Post Test

For Students 7th - 9th
In this geometry learning exercise, students answer ten multiple choice facts about circles. The questions include finding the diameter, area, and radius of a circle.
Lesson Plan
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Circles and Angles

For Teachers 9th - 11th
Students identify tangents, chords and secants. In this geometry lesson, students graph circles and identify angles created by secant lines, tangent lines and chords.
Interactive
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Making Circle Graphs

For Students 6th
In this circle graphing learning exercise, 6th graders answer ten multiple choice questions based on their knowledge of circle graphs. This is an interactive learning exercise.
Lesson Plan
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MOTION IN A CIRCLE

For Teachers 9th - 12th
Young scholars explore uniform circular motion, and the relation of its frequency of N revolutions/sec with the peripheral velocity v and with the rotation period T, and the "centripetal acceleration" of an object.
Worksheet
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Leveled Problem Solving: Circle Graphs

For Students 6th - 9th
For this circle graphs worksheet, students solve 6 word problems based on a circle graph about the most popular classes for sixth graders. Students calculate angle measures of circles for 2 of the problems.
Lesson Plan
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Literary Circles

For Teachers 5th
Fifth graders read a common book and meet to discuss the reading. In this literary circles lesson plan, 5th graders understand their roles and responsibilities in participating in a literary circles. Students design an original project...
Lesson Plan
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Let's Gather Around the Circle

For Teachers 9th - 12th Standards
Scholars explore the relationship between circumference and diameter. Groups of learners measure the diameter and circumference of round objects and record their data on a given worksheet. They then input the data into their graphing...
Interactive
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Area of Figures That Include Circles

For Students 10th - 12th
In this area worksheet, students calculate the perimeter and area of given complex figures.  They determine the area of shaded regions, and find the distance between straight lines.  This one-page worksheet contains 4...
Worksheet
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Find the Diameter of a Circle

For Students 11th
In this online activity, 11th graders solve 1 challenge problem, where they must determine the diameter of a circle given different variables. The problem is printable and a solution is available.
Interactive
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Circle Theorem

For Students 8th - 10th
In this geometry worksheet, students draw an illustration of a circle centered between two points. They draw three line segments. Students answer two questions about the resulting angles. A sample, interactive drawing is included with...
Lesson Plan
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Star Circles

For Teachers 9th - 11th
In this star circles worksheet, students solve six problems given a diagram of a time-exposure photograph of the stars. Students determine the scale of the image, the location of the North Celestial Pole, they identify Polaris and they...

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