This is my science experiment. I put 50 milliliters of vinegar and baking soda. I have left it far over two days. It leaked slowly. When the experiment just started the balloon was 19 cm but now it is around 10 cm.

Categories: Classroom
  1. October 20, 2011 at 7:02 am

    Hi Daniel,

    Seems like you have finnaly found out how much you put! Hahahahhahahhahah halerius!

    Cheers/fine regards,


  2. Yuki
    October 20, 2011 at 8:21 am

    Hi Daniel

    I never thought it will last for so long! I think It will last another day.

    • daniel :)
      October 20, 2011 at 9:17 am

      It has Yuki

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