The beautiful St. Croix River, Stillwater MN

The beautiful St. Croix River, Stillwater MN

Thursday, September 8, 2016

A Science Experiment


You need 3 quarts of water in a gallon container, 4 oz. of root beer syrup and some dry ice. (And some rags and towels to clean up the mess when the lab assistant puts in too much dry ice.)






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