Sunday, March 29, 2009

Java Applet to show Principle of Conservation of Energy

Quite a no. of students are interested in getting this applet, hence I'm posting the link here:

It's totally free. Try it!

Tuesday, March 10, 2009

Total Internal Reflection

A rather good video from Harvard, showing a professor explaining total internal reflection. Enjoy!

Sunday, March 8, 2009

Singapore Paper Plane Challenge

Free on 15th March? Have plenty of unwanted A4-size paper?

Contribute to a Singapore World Record! Fold as many Nakamura Lock paper airplane and head down to Singapore Science Centre on 15th March 2009. For more information, go to the official website:

Watch a video on how to fold this paper airplane.