Abby got some Elmo bath fizzies from one of her friends for her birthday and it has been a huge hit at our house. I figure, what better time to sneak in some chemistry learning. Today we are making our own bath fizzies and working on some new scientific vocabulary (pipette, test tube, dissolve, and dilute). MAKING BATH FIZZIES First we make bath fizzies. As a back-up, I make sure that we have some extra bath fizzies around so that I can switch them as we wait 24 hours for ours to set up if it looks like they won’t set up. I explain to the kids that bath fizzies are made up of a weak acid like citric acid in lemons and sodium bicarbonate like in baking soda. Yes, I did tell the kids that. I get asked all of the time if I really tell the kids the background info. I do. You never know what they’ll remember. Then I simplify, usually with something that they can visualize – today I told them that if they took some lemon jui...
I am teaching my kids everything from math to reading to manners, and blogging about our weekly thinking cap adventures.