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.
Related Resources:
Teacher Demo or Activity: Pop Rocks - What a Gas!
Categories: Lab/Student Activity, Teacher Demonstration
This activity allows students to explore the composition of the candy Pop Rocks by observing the reactions that take place when Pop Rocks are placed in water. read more
Teacher Demo: Covered Lens
Categories: Teacher Demonstration
This demonstration will help students understand what is required for an image to be formed by a lens. As well, it will help to diagnose possible misconceptions about image formation. read more
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