by msander | Dec 13, 2018 | Gr 9-10 Science, Gr. 11-12 Chemistry
Flame-retardant chemicals can slow the spread of fire in homes and garments. But are these compounds naughty or nice? This week on Reactions, we ask whether old Saint Nick might want a flame-retardant suit…or choose to opt out. More PBS Digital Studios Goodness...
by msander | Dec 7, 2018 | Gr 9-10 Science, Gr. 11-12 Chemistry
Add a drop of clear solution to a microscope slide containing a tiny piece of copper and create a beautiful, silver-branched holiday tree that grows before your very eyes! Click here to go to the source of ‘The Littlest Holiday Tree’. Website: ...
by msander | Dec 27, 2017 | All Science Teachers
Special thanks to Kris L. for this submission! Source: 19 December – Christmas Turkey Chemistry
by msander | Dec 21, 2017 | Gr 1-3 Science & Tech, Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science
Sugar is delicious, sweet and… perfect for creating colorful, beautiful ornaments? This holiday season, grab a bag of Imperial Sugar or Dixie Crystals granulated sugar and mix yourself a supersaturated solution. Don’t know how to make a supersaturated solution? We’ll...
by msander | Dec 18, 2017 | All Science Teachers, Safety
There’s nothing like the fresh smell of a real tree, but real trees can also pose a serious fire hazard if the tree accidentally dries out. Steve Spangler shares a “television-only” science demonstration with firefighters in a controlled...
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