Karunadasa Hettiar..
Bemmulla
Sri Lanka
I am from SriLanka. A retired teacher. Now I teach Biology for A/L students as a welfare activity. I make Power Point programs in Sinhala (my country's language). I feel that learning through a PPT program is more efficent than revising from a note.
Joined:
08 Dec 2008
Last Login:
2 months ago
karuhetti
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