Explorations in Geometry Contains materials related to the Explorations in Geometry course taught at The North Carolina School of Science and Mathematics..
Fractal Pictures and Animations: an assortment of Fractal images, some with explanations.
Frieze
Patterns:
Visit this site for examples and explanations of the seven types of frieze patterns. The Border Pattern Gallery is
another site on the same subject.
Gallery of Mathematical Surfaces:
View pictures of klein bottles, projective planes, and more, with brief explanations.
Geometry Center:
Look here for course materials, tiling software,
and lots more.
Geometry Facts and
Formulas:
Here is an online reference excerpted the 30th Edition of the CRC Standard
Mathematical Tables and Formulas.
Geometry
and the Imagination:
Course notes are provided here. Check out the bicycle tracks problem for starters.
Mandelbrot Explorer:
This interactive page lets you explore the Mandelbrot set by zooming in and out or setting
the drawing window.
NonEuclid:
This site includes an interactive program that lets you draw lines on the hyperbolic plane
(the Poincare model). Information and references on non-Euclidean geometry are also
provided.
Penrose Tiler:
This applet lets you create and investigate Penrose Tilings.
Symmetry and the Shape of
Space:
This rich collection of course notes is from a class by the same name.
Wallpaper Patterns:
View examples and explanations of wallpaper patterns.