Activity
Varsity Tutors

Varsity Tutors: Hotmath: Practice Problems: Circles

For Students 9th - 10th
Twenty-three problems present a variety of practice working with various aspects of circles. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View...
Lesson Plan
Alabama Learning Exchange

Alex: It's Number Time

For Teachers 1st - 2nd
This lesson can be used during whole group such as circle time or math moment. Students work with numbers in a variety of ways. This lesson can be used after students have been introduced to time, place value, skip counting,
Activity
Texas Instruments

Texas Instruments: Math Today Coming Clean About Showering Time

For Teachers 9th - 10th
In this activity using the USA TODAY Snapshot, "Coming clean about showering time," students will find the measures of central angles and arcs of a circle. They will use circumference, radius, concentric circles and degrees in a circle...
Article
Other

Circular Breathing

For Students 9th - 10th
Circular breathing is a method of breathing that is used to "maintain a sound for a long period of time." This article explains how to engage circular breathing as a technique for playing the instrument.
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Practice Problems: Circle Exercises

For Students 9th - 10th
Twenty-five problems cover various circle activities. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View Solution" button to check each step of your...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: Counting Circles

For Teachers K - 1st
This active counting game gets the kids up and moving! Young scholars form a circle and start counting around the circle one by one until the last number (chosen ahead of time by the teacher) in the sequence is reached. When the last...
Interactive
Walter Fendt

Walter Fendt: Uniform Circular Motion

For Students 9th - 10th
This app simulates circular movement and demonstrates how the position, speed, acceleration, and the applied force vary depending on the time. You may choose the option "slow animation" to make the movement ten times slower. You can also...
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Practice Problems: Circular Functions, Periodicity and Symmetry

For Students 9th - 10th
Eighteen problems offer practice working with circular functions, periodicity and symmetry. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View...
Graphic
Other

Their Circular Life

For Students 9th - 10th
Travel to five different locations in Italy and, through time-lapse photography, get a feel for what it would be like at that spot over a 24-hour period.
Website
PBS

Wnet: Thirteen: Frontier Life: Recreation and Leisure Time on the Frontier

For Students 9th - 10th
Read about how the homesteaders on the American frontier added a little levity to their otherwise harsh frontier life, and in particular how women, how spent much time at home, worked to add variety to their lives. From a companion essay...
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Practice Problems: Circle Graphs

For Students 9th - 10th
Two problems present practice creating a circle graph from a data table. Both are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View Solution" button to check...
Website
American Association of Physics Teachers

Com Padre Digital Library: Open Source Physics: Circular Well Superposition

For Teachers 9th - 10th
A simulation that displays the time evolution of the position-space wave function using the Circular Well Eigenstate Superposition model.
Interactive
PBS

Pbs Learning Media: Pbs Kids: Fetch Fone: Just a Minute Digital Game

For Students K - 1st
Children will learn measurement and the measureable attributes for time in this interactive game from FETCH! with Ruff Ruffman. Ruff sometimes needs his assistant to do silly things. They have one minute to do things like spin around in...
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Practice Problems: The Unit Circle

For Students 9th - 10th
Eight problems present a variety of practice working with unit circles. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View Solution" button to check...
Website
PBS

Pbs Learning Media: Clifford the Big Red Dog: Let's Make Music!

For Students Pre-K - K
Explore music at home and in class with homemade instruments. In "Top of the Charts," Emily Elizabeth gets inspired to create the happiest song in the world. Emily Elizabeth, Jack, Pablo, Samantha, and Clifford pool their talents and...
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Practice Problems: Geometry in the Plane

For Students 9th - 10th
Twenty-four problems presented on a variety of Plane Geometry topics. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View Solution" button to check...
Unit Plan
Georgia Department of Education

Ga Virtual Learning: Ap Physics 1: Simple Harmonic Motion

For Students 9th - 10th
In this unit, students will discover the period of time of one oscillation, the frequency of oscillation, the object displacement, its velocity, and its acceleration. They will also discover how to apply the principles of conservation of...
Lesson Plan
Other

Sprk: Orb Basic Lesson 2 [Pdf]

For Teachers 3rd - 8th
Young scholars will use Sphero to explore the computer science concepts of variables and conditionals (ifstatements). They will use OrbBasic, which is a text-based programming language for the Sphero. They will write a simple program...
Activity
TeachEngineering

Teach Engineering: Robo Clock

For Teachers 3rd - 4th
Students learn various topics associated with the circle through studying a clock. Topics include reading analog time, understanding the concept of rotation (clockwise vs. counter-clockwise), and identifying right angles and straight...
Graphic
PBS

Pbs Learning Media: Classroom Posters: Pbs Kids

For Students Pre-K - 1st
Print and post a set of 13 early childhood posters to support your young learners. From counting 1-10, to identifying feelings, to naming the days of the week, you can leverage these PBS KIDS posters at Circle Time in Centers, and to...
Graphic
Curated OER

A View on Cities: New York: Time Warner Center at Columbus Circle

For Students 9th - 10th
Time Warner Center at Columbus Circle (New York)
Handout
Science Struck

Science Struck: A Comprehensive List of All the Physics Formulas

For Students 9th - 10th
Provides a long list of physics formulas for easy reference.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F Tf.1 What Exactly Is a Radian?

For Teachers 9th - 10th Standards
For this task, young scholars use a piece of string or another tool to measure the radius of the circle and then mark off the corresponding arc length on the unit circle as many times as they need to for 0, 1, 2, 3, 4, 5, and 6 radians....
Website
Other

Antonio Gutierrez: Geometry From the Land of the Incas

For Students 9th - 10th
Discovering the properties of constructions, seeing proofs in action, and viewing problems come to life here with this wonderful use of technology in the classroom. Single steps are explained and illustrated one at a time so that the...

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