Food containers are common sources of waste. These materials can end up in landfill or be diverted by thinking of the 3 Rs: Reduce, Reuse, Recyle. Students will examine product packaging to assess packaging in terms of sustainability through the 3 Rs. Students work in groups to actively participate throughout the demonstration.
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Teacher Demo/Student Activity: Conductor vs. Insulator
Categories: Lab/Student Activity, Teacher Demonstration
In this demo, a polyethylene strip is charged by rubbing with wool. The strip is then used to test what happens to the flow of charge when the strip is placed in contact with a conductor (iron nail)... read more
Teacher Demo/Student Activity: Transpiration
Categories: Lab/Student Activity, Teacher Demonstration
Xylem and phloem tissues make up the "circulatory" system of a plant. The xylem tissues transport water from the roots to all of the other living tissues, while the phloem tissues transport sugars... read more
Teacher Demo: Turning Water into Wine into Milk into Beer
Categories: Teacher Demonstration
Turning water into wine and then into beer and finally milk is an extremely versatile chemistry demonstration. It can be used to introduce or reinforce several important concepts in chemistry... read more