# Great Circle Teacher Resources

Find Great Circle lesson plans and worksheets

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#### Great Circle Lesson

Guide your class in this computer-based activity to explore Earth's spherical geometry and the concept of the Great Circle. Map projections and relative distances between places on Earth's surface are used to facilitate spatial and...

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#### What is a Sphere?

The teacher diagrams and explains the different terms of what comprises a sphere. Follow along and learn about the: radius, diameter, great circle, center, and hemisphere.

Lesson Planet

#### What is a Sphere?

The teacher diagrams and explains the different terms of what comprises a sphere. Follow along and learn about the: radius, diameter, great circle, center, hemisphere

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#### Social Studies: Great Circle Route

Students compare routes between Minnesota and China using a map and globe. Using the "great circle route" method, students find the shortest route between two points.

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#### Counting Circles

Here is another learning game that will engage your kindergartners and support them with their counting fluency. Forming a circle where everyone faces inward, choose a counting sequence (counting frontward or backward) with no more than...

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#### The Flat Earth

Students differentiate between different planes. In this geometry lesson, students differentiate between a plane and a sphere. They discuss the Great Circle, Geodesic and Lune as it relates to the earth.

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#### Globe Foldable

Maybe the world wasn't built in a day but kids can certainly assemble a globe in one class period using the images provided by these templates. Cut, fold, piece, glue, and voila!

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#### Baseball Challenge - Basic Geography Skills

A fabulous presentation/activity based on geography. The author has designed a "baseball game" where batters advance to the next base if they correctly answer a multiple choice question about geography. Geographic terms are used, along...

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#### Exploring Geometry on the Sphere

In this geometry worksheet, students define important vocabulary dealing with circles. They measure cricles to the nearest degree. There are 11 word problems to be solved.

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#### Photosynthesis:The Calvin Cycle

From the light reaction to the Calvin cycle, this presentation contains information about the various stages of photosynthesis. This is a great supplement to some of the biochemistry-heavy presentations about the specific mechanisms....

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#### You Can Cut It: Hands-on Geometry

Learners explore two and three-dimensional objects with a hands-on approach and an element of chance. Groups choose the name of a solid figure from a "hat" and work with that shape. They sketch it, determine the number and shapes of...

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#### The Reason for Seasons

Students determine the causes of changes in season. In this earth science lesson, students relate the Earth's tilt to seasonal changes. They list traditional activities that take place in various seasons.

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#### Folding Circles

Students investigate properties of circles. In this geometry lesson, students differentiate between similarity and congruence as they observe polygons. They investigate properties of two and three dimensional shape.

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#### Distance on a Globe

In this world globe learning exercise, students read a detailed one page text about how to measure distance on a globe. Students answer 5 questions that will require a globe.

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#### Exploring Geography and Its Tools

Establishing clear expectations is a good way to help kids know what they should be focusing on in class. Here is a study guide, perfect for handing out at the start of a unit on geography. They'll use each of the 18 topics and...

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#### Follow Your Dreams: Career Goals

It is so important for impending high school graduates to start thinking about their potential careers. Here, they discuss the persistence of Blondie Hasler and his impressive transatlantic trip. They follow various routes on a map and...

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#### Hopewell Geometry

Right triangles from 2,000 years ago? Learners investigate different right triangles found in the earthworks of the Hopewell people, a Native American culture that populated the United States from 200BC to AD 500. Learners apply concepts...

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#### Distance on the Sphere

Students calculate the distance on a sphere. In this geometry lesson, students compare and contrast between plane geometry and spherical geometry and how you would calculate the distance for each.

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#### Unit on Spepherical Trigonometry

Tenth graders analyze characteristics and properties of two and three dimensional shapes. In this geometry lesson, 10th graders apply Spherical Easel Technology to help them decipher geometric shapes. They compare and contrast the 2D...

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#### Why All Maps Lie

Eighth graders discover the fundamental advantages/disadvantages of both maps and globes. They see that maps may distort size, shape, distance and direction. They discuss the advantages and applications of 5 types of map projections and...

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#### Making Sense Of A Round World On A Flat Surface

High schoolers engage in a lesson that is concerned with the development of geography skills. They take part in a number of activities that center around finding and traveling to different locations. The lesson has resource links that...

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#### You Can Cut It – Grade 11

Eleventh graders explore cross-sections of solids. In this Algebra II lesson, a hands-on approach provides the opportunity for students to be actively involved in exploring conic sections. This approach accommodates various learning styles.

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#### Euclid Who? Postulate on the Sphere

Students investigate the sphere and the postulate of Euclid. In this geometry lesson, students differentiate between euclidean geometry and non-euclidean geometry.

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#### Charles Lindberghs's Flight to Paris

Students practice map skills. In this map skills lesson, students locate the cities of New York and Paris on a map. Students read about the flight made by Charles Lindbergh in May 1927 from New York to Paris. Students answer 8 questions...