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
Categories: General Interest
Because of its extremely hazardous nature, the STAO Safety Committee does NOT recommend the use of 'Aqua Regia' in school science laboratories. This chemical has associated risks that are so great... read more
Categories: Teacher Demonstration
This demonstration results in the isolation of DNA from banana. It is very useful for students to see DNA to bring some sense of physical reality to what can be a very abstract topic. read more
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