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 masses meet, as well as why/how the ocean regulates climate.
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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
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Categories: Teacher Demonstration
When you gaze up in the night sky some stars will be very bright while other stars are barely visible to the unaided eye. With the aid of binoculars you may be able to observe different colours in... read more
Teacher Demo/Student Activity: Iron in Cereal
Categories: Lab/Student Activity, Teacher Demonstration
Food labels often contain the word "fortified". This means that one or more ingredients have been added that are not normally found in that food item. The purpose is to increase the amount of that... read more