Heng

Comment Wall:

  • Irene Kress

    Hi, me too I am a brandnew user. Still finding out what to use Knol for...

    Dec 18, 2007

  • Wang Hsin YU

    As your question , sorry I am try to understand knol's system.

    Dec 18, 2007

  • TRAVEL

    Wishing you and your loved ones peace, health, happiness and prosperity in the coming New Year.

    Dec 30, 2007