Curated OER
Circumference of Circle
In this circumference worksheet, students find circumference. Radius and diameter are given, as well as an answer key. Workspace is provided.
Curated OER
The Surface Area of a Cylinder
Students measure the circumference of a cylinder. In this cylinder lesson plan, students use round container lids and flexible rectangles to measure the circumference of the cylinder. They put the shapes together to make their own...
Curated OER
All About Circles
In this all about circles instructional activity, students interactively answer 10 multiple choice questions about circles, then click to check their answers.
Alabama Learning Exchange
It's Around There Somewhere! Perimeter, and Circumference
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. ...
Curated OER
Worksheet 8: Absolute Percentage Error
In this absolute percentage error worksheet, students estimate the maximum absolute error in computing the volume and area of a cube or a sphere. They use differentials to estimate the value of roots. This one-page worksheet contains...
Curated OER
Volume And Surface Area Of Prisms
Eighth graders investigate concepts related to the finding of the area of prisms. They use boxes as models of calculating the area while getting ready for the next level. The instructors are given sovereignty over the assessments and the...
Curated OER
Geometry, Pi, and Ancient Civilizations
By working together, pairs of learners will complete a Pi webquest. Using the internet, they examine the ways people in the Ancient Civilizations of Egypt, Babylonia and Greece used Pi. To end the lesson, they review the concepts of...
101 Questions
Apple Mothership
Explore Apple's spaceship office building. Built in the shape of a circle, the office building offers a unique floor plan challenge. Young scholars use the dimensions of the building to estimate the square footage for each employee.
101 Questions
Car Caravan
Keep playing with those old toy cars! Pupils estimate the number of toy cars in an art installation. The only information they receive is a picture showing the toy cars arranged in concentric rings and the diameter of the overall...
Curated OER
Practice: Word Problems
Congratulations, you've just hit the word problem jackpot! Covering an incredible range of topics from integers and fractions, to percents, geometry, and much more, this collection of worksheets will keep young mathematicians...
Curriculum Corner
7th Grade Math Common Core Checklist
With so many math standards to fit into a school year, it can be difficult keeping track of what you have and have not covered. This collection of Common Core checklists allows you to maintain a running record of when each...
Curated OER
"Where Does Pi Come From?"
Fifth graders explore geometry by exploring Pi. In this circle measurement instructional activity, 5th graders identify the relationship between the radius, diameter and circumference of a circle and how Pi is the key to unlocking any...
Curated OER
Equations of Circles
Students will define circle and radius. In this radius lesson, students are given a circumference, they will write an equation and sketch the circle. Students will match graphs of circles to their equations.
Curated OER
Using Math Concepts to Collect and Document Specimens
Students determine the length and width of leaf samples to the nearest millimeter and the circumference of trees. They participate in a discussion about the importance of collecting specimens carefully. They compile accurate...
Curated OER
One-To-One: Consumer Math
In this consumer math activity, students count the number of butterflies in a group and draw a line to match the same number of flowers in a group. Students match four groups so that there is the same number of butterflies as flowers in...
Curated OER
Investigating Latitude and Longitude
Students examine the lines of latitude and longitude on a map, and explain why these lines might be useful. In this lesson students also explore websites that provide information to improve their understanding of how and why latitude and...
Curated OER
How Do You Measure Up?
Students measure their body. For this measurement lesson, students use a string to measure their height and the circumference of their head. They record this information on the worksheet provided and answer questions as a group.
CK-12 Foundation
CK-12 Middle School Math Concepts - Grade 6
Twelve chapters cover a multitude of math concepts found in the Common Core standards for sixth grade. Each title provides a brief explanation of what you will find inside the chapter—concepts from which you can click on and learn more...
Mathed Up!
Functional Maths Questions
Dang, it's a word problem! Pupils address a variety of word problems that involve knowledge of proportions and geometric topics. The General Certificate of Secondary Education review problems require determining costs based on area...
Curated OER
THE AREA OF A CIRCLE
Students examine the relationship between circumference and diameter and how to use the formula to find the area of a circle. In this circle lesson students divide into groups and complete an activity.
Curated OER
Discovering Pi
Sixth graders discover Pi. In this discovering Pi lesson, 6th graders measure the diameter and circumference of various circular objects. Students record their measurements in a table. Students discuss how Pi relates to...
Curated OER
Bubbles Everywhere!
Eighth graders use concrete and graphic models to derive formulas for finding perimeter, area, surface area, circumference, and volume of two- and three-dimensional shapes. This lesson is a fun way to practice measurement and circle and...
Curated OER
Area, Perimeter, Circumference
Sixth graders use different measuring tools to measure area, perimeter, and circumference of different shapes. In this measurement lesson plan, 6th graders measure parallelograms, triangles, and circles.
Curated OER
The Real Deal On Circles
Fifth graders investigate circles and area. For this geometry lesson, 5th graders find the area, diameter and circumference of a circle. They estimate the data and then calculate it.