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Curated OER
Mathematics at the Frontier of Astronomy
Students explore the different types of measurements used in astronomy. In this space science lesson, students explain the relationship between planets' orbits and distance from the sun using Kepler's Laws. They discuss how math aides in...
Yummy Math
Happy 14th B’ak’tun, the start of the next Great Mayan cycle
The ancient Mayans had a complex calendar and number system with a rich history. In fact, the date 12/21/2012 was the center of much controversy as to whether or not it was the end of time. It wasn't the end of time, but...
Curated OER
Pythagoras' Theorem
Students are introduced to the Pythagoras' Theorem and its history, proofs and practice in application. Students find perimeters, areas and volume of everyday objects. Students state and explain the theory.
Curated OER
Flying with Pythagoras
A lengthy narrative about Pythagoras and his students precedes an activity in which your young mathematicians practice using the Pythagorean theorem to solve three problems about flight and distance. Answers are provided.
Curated OER
Similar Right Triangles-Introductions to Trigonometry
For this geometry worksheet, students examine similar right triangles as the basis for the foundation of trigonometry. Students define the basic trigonometric functions and use a calculator to find the trigonometric value of an angle....
Curated OER
How Distant is the Moon?--2
Students examine total eclipses of the Sun and their limited regions of totality. They explain that this limited view occurs because the Moon is close enough to us for different points on Earth to view it differently.
University of St. Andrews (UK)
University of St. Andrews: Mac Tutor History of Mathematics Archive
The University of St. Andrews, Scotland, presents hundreds of biographies of famous mathematicians, histories of math in various cultures, and interesting facts on the development of important math concepts. This is a huge reference....
Other
Ellinogermaniki Agogi: Eratosthenes Experiment
A profile of the ancient Greek mathematician, geographer, and astronomer, Eratosthenes. Looks at his many accomplishments, including measuring the circumference of the Earth and the distance to the Moon and the Sun. Includes links to...
NumberNut
Number Nut: Calendar Origins
History and mathematics merge in this lesson that explores the origin of the calendar. Learn how it all got started in this detailed lesson that includes a simple months of the year game and a more challenging time conversion game. Both...
Other
The Astrolabe: Home Page
This site provides a very general overview of astrolabe principles with links to other pages for more detailed information.
Institute and Museum of the History of Science
Museo Galileo: Eudoxus of Cnidos
Not much is known about the life of Eudoxus, a famous Greek mathematician. This is a brief description of what we do know about him.