BLOBS IN A BOTTLE

July 26, 2014 | 0 Comments

You will need A clean 1 liter clear soda bottle 3/4 cup of water Vegetable Oil Fizzing tablets (such as Alka Seltzer) Food coloring What to do Pour the water into the bottle. Use a measuring cup or funnel to slowly pour the vegetable oil into the bottle until it’s almost full. You may have […]

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New Zealand students study density with Blobs In a Bottle.

May 29, 2009 | 4 Comments

Ian Stewart, a teacher at the St. Andrews School in Hamilton, New Zealand was looking for a way to make learning about density a hands-on experience. Then he stumbled across our Blobs In a Bottle lava lamp experiment (link below) at sciencebob.com. The students got to work creating their own blobs in bottles as they […]

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