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 that mitosis happens as part of a continuous cycle.
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Teacher Demo: Acid-Base Rainbow
Categories: Teacher Demonstration
This quick demonstration is a highly visual illustration of the use of acid-base indicators to determine pH. Milk of magnesia is mostly a suspension of magnesium hydroxide in water. Magnesium... read more
Teacher Demo/Student Activity: Measuring the Speed of Light
Categories: Lab/Student Activity, Teacher Demonstration
This demonstration allows students to experimentally determine the speed of light by heating a piece of chocolate in a microwave oven. This demonstration is best used as an enrichment activity as the... read more
Teacher Demo/Student Activity: Red Cabbage Indicator
Categories: Lab/Student Activity, Teacher Demonstration
This demonstration illustrates the presence and importance of chemistry in everyday objects, including our food. It is an interesting way to start the discussion of acids and bases or to connect... read more