Theory Play Share & Discuss

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Teach Copernicus & Ptolemy
with Odyssey

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Theory

More on Astronomy

This lesson has you continue playing Odyssey and takes a look at some of the concepts featured in the game.

Teacher Resources

  • Theory: This lesson has the students continue playing Odyssey and introduces new astronomical themes and concepts.
  • Play: The students play the game, reading and solving the astronomy-themed puzzles.
  • Share & Discuss: These tasks focus on the key people and concepts of astronomy.

Theory: Astronomy

  • The Solstices are either of the two times in the year, the summer solstice and the winter solstice, when the sun reaches its highest or lowest point in the sky at noon, marked by the longest and shortest days.
  • Planets are celestial bodies orbiting a star.
  • Ptolemy was a Greek writer, known as a mathematician, astronomer, geographer and astrologer.
  • Almagest is a scientific book by Ptolemy, concerning mathematics and astronomy.

Comets.

Teacher Resources

Concepts and Terms

  • Copernicus Nicolaus Copernicus was a Renaissance- and Reformation-era mathematician and astronomer who formulated the heliocentric model.
  • Parallax is a displacement or difference in the apparent position of an object viewed along two different lines of sight, and is measured by the angle or semi-angle of inclination between those two lines.
  • Geocentrism is the (false) model that has the Sun revolving around the Earth.

Cosmic 'winter' wonderland.

Teacher Resources

Play

Lesson Goal

Play Odyssey! Remember to read the journal to understand how to solve each puzzle. Remember also to check your inventory if you are stuck.

Teacher Resources

Students having trouble? Click here to download the solutions to the puzzles!

How to Play

To begin playing, click on New Game.

To continue a previous game, click on Continue.

Gameplay screenshot

Share & Discuss

Share & Discuss

  • How far along did you get?
  • Did you have any problems with a specific puzzle? Which one?
  • Did you get stuck at any puzzle? Which one?

Tasks after Playing

  • What is a solstice?
Show Notes

Either of the two times in the year, the summer solstice and the winter solstice, when the sun reaches its highest or lowest point in the sky at noon, marked by the longest and shortest days.

  • Who was Ptolemy?
Show Notes

A Greek writer, known as a mathematician, astronomer, geographer, astrologer, and poet of a single epigram in the Greek Anthology. Ptolemy's Almagest is the only surviving comprehensive ancient treatise on astronomy. (source)

  • Who was Copernicus?
Show Notes

Nicolaus Copernicus was a Renaissance- and Reformation-era mathematician and astronomer who formulated a model of the universe that placed the Sun rather than the Earth at the center of the universe. (source)

  • What is parallax?
Show Notes

The effect whereby the position or direction of an object appears to differ when viewed from different positions, e.g. through the viewfinder and the lens of a camera. "what you see in the viewfinder won't be quite what you get in the photograph because of parallax error" (defined by Google)