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Organizer
Curated OER

Fraction Circles

For Students 3rd - 6th
In this fraction circles worksheet, students examine 4 fractions circles separated into pie-shaped fraction tenths. The unlabeled charts can be used in a variety of classroom activities.
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Worksheet
Houghton Mifflin Harcourt

Similar Polygons and Circles

For Students 9th - 12th
In these similar polygons and circles worksheets, students complete 15 questions including 9 word problems regarding similar polygons. Students then complete 15 questions including 1 word problem involving circumference, area, and arc...
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Worksheet
Curated OER

Circular Reasoning

For Students 9th - 11th
This algebra worksheet contains 1 circular reasoning problem for students to solve. They must rewrite word problems using algebraic symbols to identify the solution. The solution along with a full explanation are included.
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Worksheet
Curated OER

Circles

For Students 10th
In this geometry worksheet, 10th graders apply the circle segment theorems to determine the indicated segment length. The one page worksheet contains twenty problems. Answers are not provided.    
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Lesson Plan
Curated OER

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...
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Worksheet
Curated OER

Circles

For Students 10th
In this circles worksheet, 10th graders solve and complete 16 various types of problems. First, they state the center and radius for the given equation and graph. Then, students determine if each point is on the circle, in its interior,...
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Lesson Plan
Curated OER

Creating Circle Graphs with Microsoft Excel

For Teachers 7th
Seventh graders will learn how to construct circle graphs using paper and pencil. Then they will learn how to construct circle graphs using Microsoft Excel. This lesson uses technology and shows learners how to cross skills into the...
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Lesson Plan
Curated OER

The Unit Circle

For Teachers 7th - 8th
In this unit circle worksheet, students measure angles in circles and label each point in the amount of degrees, or radian measurement. They measure and label 36 angles located in three circles.
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Worksheet
Curated OER

Literature Circle Reflections

For Students 7th - 8th
In this literature circle reflections worksheet, students write down a discussion prompt and then respond to the prompt before and after meeting with a group. Students self-assess their own reading and responses. Students answer eight...
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Worksheet
Curated OER

Volume of Cylinders and Cones

For Students 7th - 8th
Line drawings of a circle, a cylinder, and a cone at the top of the page contain the formulae for area and volume of each shape. Learners complete the missing information in a chart that lists diameter, radius, height, and area and...
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Worksheet
Curated OER

Circle the Long I Words

For Students 3rd
In this long I words worksheet, 3rd graders study 16 images and circle the ones that show words with the long I sound. Students must circle words beginning with long I and color the pictures that match those words. 
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Lesson Plan
Mr Gym

Almost Infinite Circle

For Teachers 3rd - 12th
It will be fun watching your learners try to figure out how to get undone from this almost infinite circle. They will bend and twist and turn and try all sorts of ways to get separated. Most will not be able to figure out how to get...
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Lesson Plan
3
3
Curated OER

Centers of the Storm: The Lyceum and the Circle at the University of Mississippi

For Teachers 9th - 12th Standards
Greek Revival architecture and the Civil Rights Movement? Sure! Examine how the Lyceum and Circle, two historic buildings located on the campus of the University of Mississippi, relate to integration and the 1962 riot on the university...
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Lesson Plan
Curated OER

Perimeter & Area Worksheet I

For Teachers 7th - 8th
In this perimeter and area worksheet, pupils find the perimeter and area of regular polygons. They identify the perimeter and area of polygons such as triangles, trapezoids, circles, rectangles, and parallelograms. Students write the...
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Lesson Plan
Curated OER

Circle The Words

For Teachers 2nd - 3rd
In this initial consonant worksheet, students read 25 words. Students circle the words that start with l, m, p, or r. Then students answer 6 questions about the words.
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Lesson Plan
Curated OER

Play It

For Teachers 6th - 9th
There are a number of activities here that look at representing data in different ways. One activity, has young data analysts conduct a class survey regarding a new radio station, summarize a data set, and use central tendencies to...
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PPT
Curated OER

Some Shapes

For Teachers 1st - 2nd
Introduce the names and properties of basic 2-D shapes. Images and defining features of the circle, rectangle, triangle, and square are shown. Each image is colorful and includes a happy, smiling face, perfect for younger learners.
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Worksheet
Curated OER

Attributes of Shapes

For Students Pre-K - 1st
Not all circles look the same! Expose shapes with the same name but different attributes through a matching exercise. Learners examine five shapes, matching them with a second set. For each, there is a shape bearing the same name, yet...
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Worksheet
Curated OER

Recognize and Draw Shapes

For Students 1st - 2nd
Each of these 10 shapes comes with a question for learners to answer as they analyze its attributes. They examine the following shapes: hexagon, trapezoid, pentagon, circle, diamond, parallelogram, rectangle, triangle, cube, and oval....
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Lesson Plan
Rational Number Project

Initial Fraction Ideas Lesson 9 Overview

For Teachers 3rd - 6th Standards
Visual models support young mathematicians with exploring equivalent fractions. Starting with a quick warm-up problem, children go on to work through a series of guiding practice problems before working with a partner identifying and...
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Lesson Plan
1
1
Illustrative Mathematics

Right Triangles Inscribed in Circles II

For Teachers 9th - 10th Standards
So many times the characteristics of triangles are presented as a vocabulary-type of lesson, but in this activity they are key to unraveling a proof. A unique attack on proving that an inscribed angle that subtends a diameter must be a...
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Interactive
CK-12 Foundation

Radian Measure: Unit Circle Conversions

For Students 10th - 12th
Individuals investigate the relationship between radian and angle measurements by using an interactive to find the angle measurement for given radian measures. Users answer questions to convert between the two measurements.
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Interactive
CK-12 Foundation

Reference Angles and Angles in the Unit Circle: Exploring Reference Angles

For Students 10th - 12th Standards
A steal of a deal — get four angles for the value of one. An interactive resource allows individuals to visualize all four angles that have the same reference angle. Pupils answer questions by using the interactive to create the...
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Interactive
CK-12 Foundation

Coterminal Angles: Full Circle

For Students 9th - 12th Standards
Take a terminal side for a spin. Pupils use an interactive to investigate angles of rotation that share the same terminal side. Scholars create coterminal angles and calculate what other angle sizes share the same final position.

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