Curated OER
Multivariable Calculus: Change of Variables Theorem
In this change of variables worksheet, students complete integral problems through the use of Jacobi's Theorem. They use various methods to convert from Cartesian coordinates to polar, spherical and cylindrical coordinates. This...
Utah Education Network
Uen: The Earth Is Flat
Activity helps students understand that the shape of the earth and the moon are spherical.
Rice University
Rice University: The Geometry of the Sphere
This site provides you with a table of contents about spheres. It links to topics such as basic information about spheres, area of the sphere, and Girard's Theorem.
Wolfram Research
Wolfram Math World: Spherical Geometry
Site provides a brief explanation of the discipline of Spherical Geometry along with many links to spherical geometry topics.
University of Illinois
University of Illinois Urbana Champaign: Torus Math: Spherical Geometry Demo
A java applet on this site illustrates the principles or spherical geometry.