Curated OER
Unit 9 Trigonometry
In this trigonometry worksheet, students find the lengths of triangles. They construct triangles and spirals. Students complete indirect measurement problems. They find the distance between objects and determine the volume of rectangular...
Other
Drexel University: Archimedes
An extensive site dedicated to the life and legacy of the Greek mathematician Archimedes. Content includes a timeline of Archimedes' life, an overview of several of his inventions, and numerous anecdotes isolating various moments in his...
Other
Broken Toyland: The Art of Valery Milovic
Personal site of contemporary artist/illustrator Valery Milovic that also contains poetry, musings, and stories. Creative, intergrated site, developed around Milovic's thematic "Broken Toyland" universe.
Texas Instruments
Texas Instruments: At a Snail's Pace for the Ti 73 Explorer
It is hard to imagine a way to mathematically describe a spiral. Spirals are commonly seen in nature. There are a number of different types of spirals. Some interesting examples include the spiral arrangements of scales in pine cones,...
Other
P.u.e.m.a.c.: Galeria De Transformaciones
Enjoy constructions created by rotations, reflections and translations. [Requires Java.]
Space Telescope Science Institute
Galaxy Hunter: A Cosmic Photo Safari
Travel the universe and learn about galaxies. Investigate Hubble Deep Field observations to learn more.
NASA
Nasa Star Child: Galaxies (Level 1)
This site provides an introduction to galaxies for the younger student, that is divided into 2 levels of understanding. Find out what type of galaxy looks like a giant pinwheel. Audio content included. Good glossary, and a printable...
Math Open Reference
Math Open Reference: Polar Area
A complete reference guide to polar area. It provides definitions, examples. and an interactive activity that enhances further explanation. Includes links to related topics.