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
Categories: General Interest
I teach a hydraulics and pneumatics workshop to Grade 8 students for Scientists in School. I am amazed at how few schools have a syringe safety policy in force. With the two or three schools IÕve... read more
Categories: General Interest
I recently received a message from my health and safety committee that identified a concern regarding a shock hazard with some secondary science equipment. This relates to the older gas spectrum tube... read more
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