This demonstration shows how water can affect the growth of bread mould.
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Teacher Demo: From Gums to Bums
Categories: Teacher Demonstration
This demonstration uses food and a series of containers and additives to model the process of mechanical and chemical digestion in the human (mammalian) digestive system. The demonstration begins... read more
Teacher Demonstration: The Doppler Effect
Categories: Teacher Demonstration
The Doppler Effect, when applied to light from a star, can be used to determine if the star is approaching or receding. This is the basis for the generally accepted theory that the universe is... read more
Teacher Demo: Sock Mitosis
Categories: Teacher Demonstration
This demonstration is a great way for students to model the stages of mitosis. Images of the different stages in textbooks are static snapshots and many students have difficulty grasping the idea... read more