Thursday, January 12, 2023
Corrosion in the Kitchen
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There are two jars of nuts in the kitchen. One jar is always filled with unsalted nuts while the other jar is always filled with salted nut...
Saturday, December 17, 2022
Cooking vs Chemistry
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Chemistry is like cooking ... just don't lick the spoon. Cooking can be used to help students understand fundamental chemical concepts, ...
Wednesday, December 14, 2022
Vegan Leather
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My local bag shop is now full of bags that proudly state they are made out of "Vegan Leather". Vegan leather? Surely that is an o...
Tuesday, October 18, 2022
Slime
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One of the most popular school holiday "science projects" is to make slime by adding an aqueous solution of borax to PVA glue. You...
Saturday, September 17, 2022
Decline in Student Entrollments in Academic Subjects
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This fabulous graph of enrollments in the most popular HSC subjects over time was published in the Sydney Morning Herald today: In th...
Tuesday, June 28, 2022
Polymerize or Polymerise?
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A polymer is produced when lots of monomers bond together. Monomer has Greek roots, mono meaning one and mer meaning parts. Polymer also h...
Monday, June 27, 2022
Ionize or Ionise?
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In chemistry we have a verb to describe the process of producing ions, but how do you spell it? Is it ionize? (rhymes with prize) Or is it ...
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