These three demos allow students to experience applications of knowledge of the digestive, respiratory, and circulatory systems by doing very short activities on themselves. They also allow the opportunity to discuss the pros and cons of using humans as test subjects. It is very useful for students to get the idea that scientific experiments do not have to be very complicated.
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Teacher Demo: Convection
Categories: Teacher Demonstration
This demo models how convection occurs in the atmosphere and hydrosphere by showing what happens at the interface of a hot fluid and a cold fluid. This simulates what happens when cold and hot air... read more
Teacher Demo: Dancing Paper
Categories: Teacher Demonstration
In this demo, a polyethylene strip is charged by rubbing with wool. The charged strip is then used to make paper circles stand on their edges inside a Petri dish. This demo introduces students to the... read more
Teacher Demo: Burning Money
Categories: Teacher Demonstration
Teachers are required to have fire safety training and permission of the employer before going forward with this demonstration. The purpose of this demonstration is to illustrate an example of an... read more