Free online graphing calculator for math

When I was in high school we spent a lot of time in math class to draw the straight line equations and quadratic equations by hand. This to to study how a, b ​​and c affected graph appearance




With www.abettercalculator.com you can now do this directly in the browser and it's free too. Additionally, you can save your graphs if you register.

Powers of ten - from quarks to quasars and beyond

The very first webpage that I did back in 1996 was about powers of ten. Back in those days. you had to settle with a table when designing the layout. Today there are YouTube and Flash so the visual experience is much better.



from the movie Powers of 10. Webbpage: www.powersof10.com





from the IMAX movie Cosmic Voyage

Nature by Numbers

A movie inspired on numbers, geometry and nature, by Cristóbal Vila. Go to www.etereaestudios.com for more info: theory behind, stills, screenshots, tutorials...

Gapminder - statistics will never be the same

Statistics will never be the same after Gapminder. Just go to www.gapminder.org/world and prepare to be amazed. 

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Gapminder

PhET - Fun, interactive simulations of scientific phenomena

Interactive applets that integrate science, knowledge and entertainment is perhaps not so common. At the University of Colorado has managed to develop this. Made in JAVA and Flash makes the apps easier to use on different operating systems. According Phet all apps are tested and evaluated all the apps before they are posted. Current categories include: physics, biology, chemistry, earth science and math

Now try it your self with Energy skate park

Phet
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