Lesson Plan
Curated OER

Spaghetti Measure

For Teachers 6th - 8th
Young scholars receive a copy of a "Spaghetti Measure" task sheet along with the scoring rubric. Students preview the task and the rubric prior to starting the task. tudeThey determine the circumference of a circle of spaghetti that will...
Lesson Plan
Curated OER

Real Numbers: Care Homework #8

For Teachers 7th - 8th
In this real numbers worksheet, students perform the given operation with decimals, whole numbers, and fractions. They find the area and perimeter of circles. Students determine the volume of cylinders. This three-page worksheet contains...
Lesson Plan
Curated OER

Geometry in Nature

For Teachers 6th - 7th
Young scholars examine how the circumference, diameter, and the relationship of Pi of a circle are related. They count the summer rings of a tree to determine its growth.
Lesson Plan
Curated OER

Don't Burst My Bubble

For Teachers 6th - 8th
Middle schoolers practice using measuring techniques by examining bubbles.  In this geometry lesson, students utilize mathematic formulas to discover the circumference and diameter of soap bubbles they blow.  Middle schoolers...
Worksheet
Curated OER

Geometric Figures

For Students 7th
In this geometric figures worksheet, 7th graders solve and complete 10 different problems that include measurement. First, they draw a reflection of a given shape over a line. Then, students draw a rotation of a different shape. They...
Lesson Plan
Curated OER

Radius, Diameter and Area

For Teachers 8th - 9th
Young scholars identify the radius and diameter of a circle. In this geometry lesson, students calculate the volume and area of a cylinder and circle. They relate the circumference of a circle to Pi.
Worksheet
Curated OER

Concurrence

For Students 10th
In this concurrence learning exercise, 10th graders solve 10 different problems related to determining various concurrences. First, they determine which type of triangle has two altitudes outside of it. Then, students determine the...
Worksheet
Curated OER

Sample Algebra 1 Contest

For Students 9th - 10th
In this algebra worksheet, learners write algebraic equations to determine the circumference of a circle, identify integers that satisfy a given situation, find the sum of the squares of two numbers, and complete simple equations. This...
Printables
Curated OER

Worksheet for Pi

For Students 6th - 8th
Who needs a pie-eating contest when you have a pi-ology game! Celebrate March 14th with a fun board game about pi and other geometric concepts. As learners answer questions about geometry, they move around the board to collect...
Unit Plan
New York City Department of Education

Designing Euclid’s Playground

For Teachers 10th Standards
Create a geometric playground. Pupils work through a performance task to demonstrate their ability to use geometric concepts to solve everyday problems. The accompanying engineering design lessons show teachers how the assessment works...
Lesson Plan
Curated OER

Intro to Circles

For Teachers 7th
Seventh graders participate in an investigation into the concept of a circle. Finding the definition of a circle and how they are used in the real world is discussed. Then students write their own real world examples of circles.
Lesson Plan
Curated OER

The Derivation of (Pi)

For Teachers 7th
Seventh graders groups measure the diameter and circumference of each of the circular objects in the room. They record their results on their student worksheets and access a computer spreadsheet program to compile their results.
Lesson Plan
Curated OER

Understanding Pi.

For Teachers 8th - 9th
Students study the relationship between circumference and diameter to come up with Pi. "In this pi lesson, students measure, record and find the ratio "circumference/diameter" and their average which is an approximation of pi.
Worksheet
Curated OER

Chapter 6: Geometry Perimeter and Area

For Students 10th - 12th
In this perimeter and area worksheet, students find the perimeter of various polygons.  They compute the perimeter, surface area, circumference, and volume of given figures.  Students explore trigonometric ratios.  This...
Lesson Plan
Curated OER

Arc Length - Horse

For Teachers 9th - 12th
Students define an arc and calculate its length. In this geometry lesson, students find examples of arc in the real world. They show their understanding of arcs through problem solving.
Worksheet
Curated OER

Solving Problems

For Students 10th - 12th
In this solving problems worksheet, students determine the area of a rectangle inscribed in a circle. They estimate distance between given planets. This two-page worksheet contains 2 multi-step problems.
Lesson Plan
Curated OER

Pi

For Teachers 6th
Sixth graders read the book "Sir Cumference and Knights of the Round Table" to introduce them to the concept of Pi. As a class, they discover where Pi originated and define the terms circumference, radius and diameter. To end the...
Lesson Plan
Curated OER

Introducing Trigonometry

For Teachers 11th
Eleventh graders explore the three basic trigonometric functions. In this trigonometry/Algebra II lesson, 11th graders use GeoGebra and the unit circle to define the ratios of sides is a right triangles as they examine the full domain...
Lesson Plan
Curated OER

Mathematical Modeling, Circular Movement and Transmission Ratios

For Teachers 9th - 12th
Students perform an experiment with different sizes of followers (from an easy to follow set of teacher directions) and record their observations. They test the rotations of the driver compared to the rotations of a follower and put the...
Lesson Plan
Curated OER

Unit Circle Triangle

For Teachers 11th - 12th
Students find the different ratios of a right triangle. For this geometry lesson, students apply the concept of the Pythagorean theorem as they identify the different angles and parts of a Unit Circle. They find the ratios of sine,...
Lesson Plan
Curated OER

Volumes of Solids of Revolution (Shell Method)

For Teachers 11th - 12th
Students find the volume of solids and disks.  In this finding the volume of solids and disks lesson, students find the volume using the washer, disk, and shell method.  Students integrate functions in terms of x and y. ...
Lesson Plan
Curated OER

Tree Measurement

For Teachers 4th - 6th
Measure a tree? Yes, measure a tree! Students get outside and measure a tree's trunk, crown, and height. Each group compares their answers to determine if any re-measuring is necessary. Once back in the classroom, students make bar...
Lesson Plan
Curated OER

Pumpkin Predictions

For Teachers 1st - 4th
In this mathematical worksheet, students estimate and predict the height, stem length, diameter, circumference and weight of five pumpkins against their actual measurements.
Worksheet
Curated OER

Worksheet 8: Absolute Percentage Error

For Students Higher Ed
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...