This demonstration results in the isolation of DNA from banana. It is very useful for students to see DNA to bring some sense of physical reality to what can be a very abstract topic.
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Teacher Demo: Neutrally Buoyant Helium Balloon
Categories: Teacher Demonstration
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Categories: Teacher Demonstration
This is a Thermite reaction that can be done safely indoors. The rust (Fe2O3) reacts with the aluminum foil (Al) to produce aluminum oxide (Al2O3), elemental iron (Fe) and heat. This reaction is a... read more
Teacher Demo: From Gums to Bums
Categories: Teacher Demonstration
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