Lesson Plan
Curated OER

Spring Doesn't Bug Me

For Teachers 3rd - 4th
Pupils make a ladybug art item using math vocabulary and measurements of circles. Ladybugs are made using a compass. Once the bug is complete, attach a previously-written Haiku to it.
Lesson Plan
Curated OER

Pizza Possibilities

For Teachers 6th - 8th
Students create and interpret line plots, bar graphs, and circle graphs. The lesson assumes mastery of conversions from fraction to decimal to percent, construction of angles, and at least an introduction to graphs displaying data.
Lesson Plan
Curated OER

Connecting Formulas Related to Geometric Figures

For Teachers 8th - 12th
Students identify diagrams of quadrilaterals and circles by different names and classify the figures. They name the areas for each diagram and practice solving the formulas for each.
Lesson Plan
Curated OER

Your Tax Dollars at Work

For Teachers 5th - 12th
In order to understand how tax dollars are spent, young economists use given data and graph it on a circle graph. Circle graphs are highly visual and can help individuals describe data. A class discussion follows the initial activity.
Lesson Plan
Curated OER

Seasonal Circles

For Teachers 1st - 3rd
Students research information concerning the four seasons and explain why the seasons change. They construct and compare 3-dimentsional balls that depict the names of seasons and the changes that take place during each season.
Lesson Plan
Curated OER

The Workshop

For Teachers 3rd - 6th
Kids take a critical look at each other's work in order to understand the editing process while providing constructive suggestions. This handout really sets learners up to successfully offer constructive critique to their...
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...
Lesson Plan
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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...
Organizer
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Super Teacher Worksheets

Literature Circle Packet

For Students 4th - 8th Standards
Looking to set up literature circles in your class? Use these materials to support pupils when they meet in groups. Pupils take on various roles over the course of reading and meet with their groups to share the work they have done on...
App
Krzysztof Haft-Szatynski

Move the Turtle

For Students 1st - 9th
Turtles are not known to be speedy movers, but have you ever tried to get them to move in a specific direction? How about getting them to move in a perfect circle? With this app, young computer programmers have to be on their toes to...
Worksheet
Curated OER

Parts of a Circle

For Students 5th - 6th
In this circle worksheet, students choose the correct term that describes a given set of math symbols, using a labeled circle. A reference web site is given for additional activities.
Worksheet
Curated OER

Parts of a Circle

For Students 5th - 6th
In this parts of a circle worksheet, students choose correct terms to identify labeled parts of a circle. A reference web site is given for additional activities.
Worksheet
Curated OER

Parts of a Circle

For Students 4th - 6th
In this parts of a circle worksheet, students choose the correct term to describe labeled parts of a circle. A reference web site is given for additional activities.
Lesson Plan
Texas Instraments

Angles in Circles

For Teachers 9th - 12th Standards
Teach your learners how to investigate the relationship between a central angle and an inscribed angle which subtend the same arc of a circle. The dynamic nature of Cabri Jr. provides opportunity for conjecture and verification.
Lesson Plan
Curated OER

Dan's Badge

For Teachers 8th - 12th
Students solve a math problem using area formulas of circles and squares. They read and discuss the problem, analyze images of badges, reconstruct the badge from the problem using circles and rulers, and share the solution with the class.
Lesson Plan
Curated OER

Amazing Triangles

For Teachers 3rd - 6th
Student scientists investigate triangle structures. In this building lesson plan, students explore how to design triangle braces in the construction of structures in order to build a stronger base.
Lesson Plan
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Curated OER

Introduction to Representing and Analyzing Data

For Teachers 5th - 7th
Represent data graphically. Allow your class to explore different methods of representing data. They create foldables, sing songs, and play a dice game to reinforce the measures of central tendency.
Lesson Plan
Curated OER

Constructing Triangles

For Teachers 9th - 10th
Students construct triangles. For this geometry lesson, students create equilateral triangles. They also construct triangles where the sides are different. They use the lab to create and move shapes around with the Cabri program.
Lesson Plan
Curated OER

Circle, Secants

For Teachers 9th - 11th
Students identify the secant segment of a circle. In this geometry lesson, students investigate secant lines formed outside the circle. They use Cabri software to create drawings and explore circles and secants.
Activity
Curated OER

Circle Surprise

For Teachers Pre-K - 1st
Students create a large circle out of construction paper and use a hole punch to make many holes. In this art lesson, students brush liquid starch over the holes putting different colored tissue paper over the starch.
Lesson Plan
Curated OER

Tangents to a Circle

For Teachers 9th - 10th
Young scholars construct tangent lines. In this geometry instructional activity, students identify the point of tangency, secant and tangent lines. They graph the lines on the Ti and make observations.
Interactive
Curated OER

Illogical Comparisons & Mixed Constructions

For Students 8th - 11th
In this online interactive grammar skills instructional activity, students answer 10 multiple choice questions regarding illogical comparisons and mixed construction. Students may submit their answers to be scored.
Lesson Plan
Curated OER

Polygon People

For Teachers 6th - 8th
Students identify polygons.  In this polygon people lesson, students draw required shapes and construct a polygon person.  They identify each shape and its characteristics.  The lesson may be extended by allowing students...
Lesson Plan
Texas Instruments

Getting Started with Cabri Jr.

For Teachers 9th - 12th Standards
Pupils construct geometric figures using Cabri Jr. in this constructing geometric figures using Cabri Jr. activity. They familiarize themselves with Cabri Jr. and construct segments and triangles. Your learners will use various tools to...