http://icestories.exploratorium.edu/dispatches/ice-balloons-activity/ Fri, 29 Oct 2010 21:18:41 +0000 http://wordpress.org/?v=2.9.2 hourly 1 http://icestories.exploratorium.edu/dispatches/ice-balloons-activity/comment-page-1/#comment-2335 jim gilbert Sat, 01 Aug 2009 15:33:26 +0000 http://icestories.exploratorium.edu/dispatches-new/?p=108#comment-2335 Enjoyed it! Still like science, but never had your boyant enthusiasm, Enjoyed it! Still like science, but never had your boyant enthusiasm,

]]> http://icestories.exploratorium.edu/dispatches/ice-balloons-activity/comment-page-1/#comment-1630 Gill Halton Wed, 22 Apr 2009 10:00:59 +0000 http://icestories.exploratorium.edu/dispatches-new/?p=108#comment-1630 Hi I am a science technician and I have made ice balloons for several years. Occasionally they get left in the freezer and when I look at them they have deep grooves in them, please help me to understand why. many thanks Gill Hi
I am a science technician and I have made ice balloons for several years. Occasionally they get left in the freezer and when I look at them they have deep grooves in them, please help me to understand why.
many thanks
Gill

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