I keep meaning to do a shadow tracing. Mark a spot on the cement, stand there, have someone trace your shadow. Come back several times during the day and trace your new shadow location.
My son is 4 so we're just doing simple stuff at this point: mixing vinegar and baking soda. Also mixing oil, water, and food coloring.
We don't do soda so we altered this experiment and did it with frozen yogurt and carbonated juice:
http://thehappyscientist.com/science...ice-cream-foam
I just posted this in the pre-homeschool thread. You could have the ice melt inside the house and outside or under various conditions outside. The original poster of this said they put toys in the ice but my son didn't want to do that:
Quote:
Originally Posted by SundayCrepes 
We just did the iceberg experiment. We filled two identical plastic bowls with 4 cups water and let them freeze overnight. Then we had to decide what two places to put them to melt. My son decided on the counter and in a sink of hot water.
When we went back to check only a mini ice cube was left in the water, the other was barely sweating. I got all excited about it and acted surprised. He did the same. Then he put the remaining iceberg in the sink. He keeps running into me all excited to come and look how small the ice is.
It's the excitement I love. I hope we help him keep that joy going.
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