Have you created a website for your class? Or maybe you have a personal website? If so, be sure to check out the new Wolfram|Alpha Widgets. Here are a few that you may be interested in if you teach middle or secondary school-level science classes.
Ohm's law
http://developer.wolframalpha.com/widge ... a076197c33
Compute the electric resistance from voltage and electrical current based on Ohm's law.
Celestial Objects
http://developer.wolframalpha.com/widge ... 80db11f6f1
Find infromation on any celestial object
Mole Converter
http://developer.wolframalpha.com/widge ... d569853759
This simple widget will convert some amount of a chemical substance into moles of that substance. It also gives the number of particles of that compound.
Your Carbon Footprint
http://developer.wolframalpha.com/widge ... f2c4a0cabc
With this widget, you can quickly and easily calculate your carbon footprint! Just fill in the basic information and hit "calculate".
View more science widgets:
http://developer.wolframalpha.com/widge ... gories.jsp
Wolfram|Alpha Widgets are free, personalized mini-apps that leverage the depth and breadth of the Wolfram|Alpha computational knowledge engine. Widgets can do almost anything, from calculating calories in a recipe to solving complex equations. If Wolfram|Alpha can answer your query, you can use it to create a widget.
Take a tour:
http://developer.wolframalpha.com/widgets/tour.html
Browse the gallery:
http://developer.wolframalpha.com/widgets/gallery/
Build your own widgets:
http://developer.wolframalpha.com/widgetbuilder
-Kathy

