Thursday, September 8, 2011

Reflections on Lab Sessoins

Since I was in Secondary 1, I have always loved science practical lessons. I find them very interesting as it gives us an opportunity to try out first hand what we had learned in the classroom. For example, we have been taught that to test for hydrogen gas, we can use a lighted wooden splint. If it goes out with a "pop", we can confirm that there is hydrogen gas. Just learning this on black and white would be ineffective in teaching us. With the lab session, we would be able do the experiment ourselves and see the wooden splint "pop".

Besides being more effective in teaching us, lab sessions are also fun and interesting. We can mix chemicals, heat substances and so on. It is very fun to me to watch chemicals change colour or even change state. It allows me to see the other side of science, unlike the boring primary school science where there is only memorise and memorise.

There were no science lab sessions during term 3 as we were focusing on biology where there weren't many experiments to do. There were also no science excursions organised so far. However, there will be a field trip to Macritchie in term 4 and I am looking forward to it. I hope that there would be more science lab lessons and more fun and interesting science experiments.

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