If you have never played with it before, it is a great example of a colloidal suspension. It acts like a solid when force is applied to it, and yet it acts like a liquid without added pressure. However, we didn't talk too much about all that 'sciency' stuff...we just had fun making hypothesizes about the nature of the goo and then observations about the behavior of the goo.
The kids did make a bit of a mess with it, but it was an easy clean up that E did most of the work. She had a great time.
X got in on the fun too. He liked running his trains through it and covering them up with the goo and then sending them over to the 'wash down' aka the sink. E had a good time with that too. I think my little guy can turn any activity into a Thom*as the Train playtime.
His train habit did get a bit excessive, I think this picture has at least 3 engines that are 'stuck in the mud' waiting to be rescued and sent to the 'wash down'.
Since we finally started our 'science' journal, we've done a couple other experiments for fun. I've got two great little scientists on my hands!
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