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174 resources with the keyterm circle

Videos (Over 2 Million Educational Videos Available)
Women's History Activator: Eleanor Roosevelt Video
5:34
Women's History Activator: Eleanor Roosevelt
Three-Dimensional Coordinates and the Right-Hand Rule Video
6:09
Three-Dimensional Coordinates and the...
Biography of Mary Cassatt for Kids: Famous Artists for Children - FreeSchool Video
4:59
Biography of Mary Cassatt for Kids: Famous...
Other Resource Types (174)
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11:05
Lesson Planet: Curated OER

Circles: Radius, Diameter and Circumference

For Students 4th - 11th
Fascinating discussion regarding the origin of Pi accompanies a detailed explanation of how to find the circumference of a circle. Since this is the first installment in a series on circles, the concept of circumference is separated into...
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Lesson Planet: Curated OER

The Angle Tangle

For Teachers 4th - 5th Standards
Fourth and fifth graders identify three types of angles, recognize that angles are measured in degrees, measure angles using protractors or angle rulers. They classify angles as a class, classify angles on pattern blocks, and complete a...
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Lesson Planet: Curated OER

Alike or Different Game

For Teachers K Standards
How are a circle and triangle alike? How are they different? These are the types of questions children will answer while playing this fun geometry game. Including a variety of conventional and unconventional shapes, this activity allows...
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Lesson Planet: Curated OER

Measuring the Area of a Circle

For Teachers 6th - 8th Standards
When mathematical errors happen, part of the learning is to figure out how it affects the rest of your calculations. The activity has your mathematicians solving for the area of a circular pipe and taking into consideration any errors...
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4:51
Lesson Planet: Curated OER

How Do You Find the Lateral and Surface Areas of a Cone?

For Teachers 7th - 10th
The lateral surface area of a cone. Hmmm, what does that mean? Oh, it means the part you see if the cone was sitting on a flat surface, so it does not include the base. But if you want to include the base then it would be finding the...
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3:54
Lesson Planet: Curated OER

What is a Circle?

For Teachers 6th - 11th
A circle is a set of all the points that are equal distance from a center point. Learn the definition of some of the terms that are associated with a circle: diameter, radius, chord.
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5:22
Lesson Planet: Curated OER

What is an Angle?

For Teachers 6th - 12th
An angle is formed when two rays share a common endpoint. Want to know more about angles? There are a lot of terms in this lesson. You might have to watch it two or even three times to make sure you understand all the terms. I recommend...
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4:23
Lesson Planet: Curated OER

How Do You Find the Area of a Sector of a Circle?

For Teachers 6th - 9th
How do you find the area of a sector of a circle? Use the formula of course. Then all you have to do is plug in the given values and do the math. Make sure you are following the rules of order of operation. The instructor will walk you...
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In 2 Collections
Lesson Planet: Curated OER

2-Dimensional Shapes: Coloring Shapes

For Students K - 1st Standards
For beginners to color, number, and shape theory, this is a great way to solidify skills. They use a key at the top to determine which color (yellow, green, purple, or blue) to shade each shape (square, triangle, circle, and rectangle,...
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Lesson Planet: Curated OER

2-Dimensional Shapes: Drawing Shapes

For Students 2nd - 3rd Standards
Some of the best practice with shape identification comes from drawing the figures first-hand. Young geometers draw nine two-dimensional shapes: rectangle, circle, square, pentagon, hexagon, octagon, triangle with three equal sides,...
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Lesson Planet: Curated OER

Match the Shapes

For Students Pre-K - K Standards
Which shape is the same? Young geometers match a triangle, circle, rectangle, and square to their identical counterparts, connecting them with a line from left to right. Then, they do the same thing with a set of four circular shapes,...
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Lesson Planet: Curated OER

Coordinate Grid: Area and Circumference of Circles

For Students 9th - 12th
Here is a geometry worksheet in which learners plot the points of a circle onto a coordinate grid and proceed to calculate the area or circumference of the circle. There are four questions.
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Lesson Planet: Curated OER

Cones and Spheres

For Students 9th - 10th Standards
Geometry whizzes solve and complete 24 different problems that include determining the volume and surface area of spheres and cones. First, they use the given information to determine the volume of a cone. Then, pupils use the given...
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Lesson Planet: Curated OER

Matching Directions

For Students Pre-K - K
Which shape is pointing the same way? There are five starting shapes here, all irregular. Learners examine a row of shapes following each and draw a circle around the one that is pointing the same way. Enforce directional vocabulary by...
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Lesson Planet: Curated OER

Find the Rhyme

For Students Pre-K - K Standards
Which one rhymes? There are four starting objects here, each heading a row of three objects. Learners identify the objects and their vowel sounds to determine which one rhymes with the first object. All these rhyming words involve the...
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Lesson Planet: Curated OER

Matching Directions

For Students Pre-K - K
Which of these shapes is pointing the same way? Pre-readers examine five rows of familiar objects. The first item points to the right for each, and they must determine which of the subsequent items in each row points the same direction....
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Lesson Planet: Curated OER

Find the Words

For Students Pre-K - K Standards
Pre-readers need to build a foundation of word recognition using visual worksheets like this one. They examine six simple words accompanied by pictures, circling each word. See if pupils know what each word is, using the pictures as...
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Lesson Planet: Curated OER

Find the Words

For Students Pre-K - K Standards
Before kids become readers, they can build foundational pre-reading skills using visual worksheets like this one. Learners examine six words with corresponding pictures, circling the words and guessing what they say. They use the images...
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Lesson Planet: Curated OER

Practicing Circles

For Students Pre-K - K Standards
Get your writers ready to print curved letters using this whimsical activity. They trace 14 circular elements in an underwater scene, following the arrow and trying to stay on the dotted line. There are large and small circles here to...
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Lesson Planet: Curated OER

The Shape Show

For Teachers 1st - 2nd
Define plane shapes by their properties, then use this game to reinforce those skills. Learners use given properties as clues to determine each shape. They work to name ten different shapes, six of which are polygons.
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Lesson Planet: Curated OER

Measuring Angles

For Students 4th - 6th Standards
The first of two pages displays various angles as the measure of degrees of a circular arc. An explanation is written, and learners are asked to model each by holding up two pencils as the rays. The second page provides instruction on...
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Lesson Planet: Curated OER

Unit 5 Section 2: Measuring Angles

For Students 4th - 6th Standards
An interactive assignment displays two example angles to teach how to measure them. When you click on the angles, a protractor appears! As practice, learners view a set of angles, estimate the size of each, and then enter the degrees in...
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Lesson Planet: Curated OER

Around the Clock

For Teachers 6th - 8th
Students discover the relationship between the circumference of a circle and its diameter. They find the length of an arc of a circle.Students use estimation strategies in real-world applications to predict results (i.e., interpolation...
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Lesson Planet: Curated OER

Guess the Shape

For Teachers 3rd - 4th
How well does your class know their shapes? This interactive shape quiz provides learners with four clues which they will use to determine identify each shape. This is an excellent way to assess how well learners know their shapes and...