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Positive and Negative Angles and Arcs

For Teachers 9th - 12th Standards
To better understand that the intersection point of two lines lies inside a circle, learners use their keen measurement skills. They discuss arcs, rays, tangent lines, and reflex angles. Then, they put their skills to work as they...
Lesson Plan
Curated OER

Trigonometric Ratios

For Teachers 9th - 12th Standards
Learners investigate properties of the unit circle using sine, cosine and tangent. They analyze the answers to questions about the unit circle based on a right triangle.
Lesson Plan
Curated OER

FAMOUS NAMES

For Teachers 10th - 12th
Learners study some important people and events in French culture. They complete a worksheet and circle every item that is associated with France. They respond to written cues identifying the country's language and culture.
Lesson Plan
Curated OER

Decisions, Decisions, Decisions

For Teachers 5th - 6th
Students examine graphs to find the most appropriate for various kinds of data.  In this graphing lesson, student create bar, line and circle graphs.  Students create graphs electronically and manually interpreting the data.
Lesson Plan
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Oil Search

For Teachers 9th - 12th
Students participate in a mock oil search game and attempt to find "oil" in a model oil field. They drill initially based on random guessing, but each time they drill they use prior knowledge to determine where to drill next. They must...
Lesson Plan
Curated OER

Flowers and a Beautiful World: Earth Day (1st)

For Teachers K - 2nd
Young scholars consider caring for their environment. In this environmental stewardship instructional activity, students read Miss Rumphius and discuss how sharing their time, talent, and treasure through volunteering makes the world...
Lesson Plan
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Current Contexts

For Teachers 6th - 12th
Young scholars examine how they are affected by world affairs. After reading an article, they examine Otto Frank's attempts to immigrate to America. Using the New York Times, they identify examples of news, advertisements and...
Lesson Plan
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Teddy Bear Picnic

For Teachers Pre-K - K
Students sit in a circle with their bears from home, each child introduces their bear, then students examine all the bears and think of one way that they can be sorted.
Lesson Plan
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Ghostbusters (tossing & catching scarves)

For Teachers K - 2nd
Students play a game with scarves to practice throwing and catching. They each have a scarf, sit in a circle, and sing a ghost-related song, playing various scarf tricks at the same time.
Lesson Plan
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Kindergarten: Geometry in Our World (Centers)

For Teachers K
Students identify attributes in real-life objects and models of solids and connect these attributes to characteristics of shapes such as circles, triangles, squares, and other rectangles. They discuss the ability of the object to roll,...
Lesson Plan
Curated OER

Angular Velocity: How Long Is a Day on The Sun?

For Teachers 10th - 12th
Students establish the angular velocity of the Sun and determine how long it takes the Sun to make one complete revolution. They determine what angular velocity is and how it can be useful in determining the speed and direction of any...
Lesson Plan
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Tomb Robbers

For Teachers 6th
Sixth graders identify benchmark angles as they are embedded into a circle grid. They observe the teacher using an angle ruler and complete a Star Spangled worksheet, play the game Tomb Robbers, and as a class discuss their game winning...
Lesson Plan
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Put a Rainbow on Your Plate

For Teachers 3rd - 4th
In this nutrition worksheet, young scholars investigate the importance of eating fruits and vegetables of different colors 5 times a day. Students complete 8 pages of activities such as menu planning, shopping lists, word search, word...
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How to Build an Electric Motor

For Teachers 6th
Sixth graders build a working motor. In this instructional activity on motors, 6th graders use an inquiry method of learning to discover how to create a working electric motor with the supplies given to them. The teacher will guide them...
Lesson Plan
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Congruent Triangles

For Teachers 9th - 12th
High schoolers explore the concept of congruent triangles.  In this congruent triangles instructional activity, students use Cabri Jr. to construct two congruent triangles using circles.  High schoolers determine if the two...
Lesson Plan
Rational Number Project

Initial Fraction Ideas Lesson 4: Overview

For Teachers 2nd - 4th Standards
First-time fraction fiends make paper-folding models for unit and non-unit fractions. They follow teacher-led directions to make models that show  2, 3, 4, 6, 8, and 12 equal parts. An array of fraction review worksheets are...
Lesson Plan
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Basic Shapes

For Teachers 11th - 12th
Students create books about shapes.  In this shape lesson, students select a topic such as points, lines, angles, planes, polygons, quadrilaterals, triangles, circles, and polyhedra.  In groups, they create an illustrated...
Lesson Plan
Curated OER

How Fast Is Your Car?

For Teachers 8th
Eighth graders discover the relationship between speed, distance, and time. They calculate speed and represent their data graphically. They, in groups, design a ramp for their matchbox car. The goal is to see who's ramp produces the...
Lesson Plan
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Your Story

For Teachers 5th - 7th
Students discover ways to learn about the past. In this writing lesson students use a writing web to organize their ideas about how we learn about the past. The students then start a time capsule about their lives....
Lesson Plan
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Lesson 1: Map Data and the Census

For Teachers 5th - 6th
Students learn about the history of the census. In this U. S. Census lesson plan, students develop an understanding about how the United States Constitution grants and distributes power and discover how the spatial organization of...
Lesson Plan
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Statistics with State Names

For Teachers 11th - 12th
Students analyze the number of times each letter in the alphabet is used in the names of the states. For this statistics lesson, students create a stem and leaf plot, box and whisker plot and a histogram to analyze their data.
Lesson Plan
Curated OER

An Analysis of Jim Crow Laws and their Effects on Race Relations

For Teachers 1st
First graders analyze the role of the Jim Crow laws on race relations. As a class, they are segregated based on the color shirt they have or some other simple criteria and wear either a square or circle sticker representing the majority...
Lesson Plan
Curated OER

Rep Tiles

For Teachers 3rd
Third graders use pattern blocks of one shape at a time to try to create a similar shape. They compare the perimeter of the new figure with the perimeter of the original shape and look for a pattern. Students use the pattern to predict...
Lesson Plan
Curated OER

Taking a Stand on Bullying

For Teachers 6th - 8th
Middle schoolers stand up against bullying in a character-building lesson. After discussing historical figures who became advocates in times of adversity, they brainstorm ways to end bullying at their own school, and use a formal letter...

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