TeachEngineering
Teach Engineering: Plot Your Course Navigation
In this unit, students learn the very basics of navigation, including the different kinds of navigation and their purpose. The concepts of relative and absolute location, latitude, longitude and cardinal directions are discussed, as well...
SEDL
Classroom Compass: Cooperative Learning
Get background about various ways to build cooperative learning into your curriculum, particularly in science and mathematics courses. Includes a bibliography and list of other resources.
Mathigon
Mathigon: Euclidean Geometry: Geometric Construction
This lesson focuses on the history of geometric construction beginning with Euclid's Axioms to the simple tools such as the straight edge and the compass.
A&E Television
History.com: 11 Innovations That Changed History
From pioneering inventions to bold scientific and medical advancements, find out more about 11 innovations that changed the course of human history.
Sonoma State University
Sonoma State University: Angle Bisector
This site offers an explanation with words and pictures on how to bisect an angle using a compass and straightedge.
Curated OER
Educational Technology Clearinghouse: Clip Art Etc: Galileo Galilei
Galileo Galilei (15 February 1564 - 8 January 1642) was a Tuscan (Italian) physicist, mathematician, astronomer, and philosopher who played a major role in the scientific revolution. His achievements include improvements to the telescope...