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NASA Brings Mathematics to a Theater Near You.
When moviegoers wait in line to purchase tickets across the country, they will also get lessons in mathematics, science, technology, engineering. NASA is about to become part of the movie preview line up.
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Fibonacci Numbers and the Golden Section (Merlot)
MERLOT links to this large and interesting selection of material on Fibonacci Numbers and their myriad related concepts. It includes web and text references to the rich literature of Fibonacci numbers. It also features a variety of images, graphics and animations. Many of the topics include student investigations for NCTM standard type explorations. read full text...
Raindrops (MathDL: JOMA)
This is a module for beginning calculus students to study differential equations that model falling objects subject to air resistance -- for example, raindrops -- and to develop Euler's Method, a tool for approximating solutions of initial value problems.. read full text...
A Craftsman Divides a Rectangle (Demos with Positive Impact)
To demonstrate how a craftsman such as a carpenter, cabinet maker, or sheet metal worker can divide a rectangular piece of material into a number of regions of equal size using a pencil and straight edge. The technique illustrated in this demo avoids cumbersome and sometimes inconvenient direct measurements. (This demo uses elementary geometry). read full text...