Chemical Mystery #20: Magic Kool-Aid
Tom Kuntzleman | Mon, 07/11/2022 - 10:05
You can solve Chemical Mystery #20 if you know your chemistry...and your magic!
elementary school science
Expanding on Self-Inflating Balloons: Activities Involving Moles, Gas Laws, and Thermochemistry
Dean Campbell | Thu, 02/10/2022 - 08:42
Balloons that inflate using carbon dioxide produced from the reaction of citric acid and sodium hydrogen carbonate can be used to demonstrate a number of aspects of chemistry. Gas laws were used with the balloons to illustrate limiting reactants, molar mass of gases, and rockets. The endothermic reaction in the balloon was visualized with an infrared camera, and the Green Chemistry aspects of these balloons were considered.
Solution to Chemical Mystery #19: Multi-colored Mixture
Tom Kuntzleman | Sun, 02/06/2022 - 13:22
Did you figure out how to create a multi-colored mixture? Check out the solution to Chemical Mystery #19: Multi-colored Mixture!
Chemical Mystery #19: Multi-colored Mixture
Tom Kuntzleman | Mon, 01/31/2022 - 16:06
Can you use your knowledge of chemistry to figure out what is going on in Chemical Mystery #19?
Food Dyes as Acid-Base Indicators
Tom Kuntzleman | Sun, 11/28/2021 - 10:51
Natural food dyes are being sold online and in stores that can be used as acid-base indicators. These dyes open up a host of possibilities for at-home and in-class. For example, these food dyes can be used as indicators in the quantitative titration of the Mg(OH)2 in milk of magnesia.
Soda Fountains from Aluminum Cans
Dean Campbell | Thu, 09/16/2021 - 15:18
The familiar soda fountains that can be produced by adding Mentos candies to plastic bottles of carbonated beverages can also be produced by adding objects to carbonated beverages in aluminum cans. A variety of simple methods for producing soda fountains from cans are described.
Leading the Way in K-12 Green Chemistry Education
Scott Donnelly | Wed, 07/14/2021 - 14:15
Beyond Benign develops and supports teachers to advance sustainable science education. Learn how these teachers are practicing Green Chemistry in the classroom, mentoring colleagues, and growing professional learning communities.
The Magical Periodic Table and The Element Girls Series
Rajasree Swaminathan | Tue, 04/13/2021 - 08:43
Rajasree Swaminathan has developed a series of books that combines story-telling and visual representation of the elements as human characters. Along with hands-on activities, these books have created enthusiasm in her chemistry classes.
Skype with a Scientist Live
Stephanie O'Brien | Thu, 04/08/2021 - 09:31
This year so many in-person events at school have not been able to happen due to COVID restrictions. One activity that the author's science honor society students have enjoyed greatly is the Skype with a Scientist Live sessions. Students register in advance and then have the opportunity to be face to face with a scientist.
Densities of Red Bull Beverages: How Much Table Sugar and Artificial Sweetener Are Present?
Thomas Cox | Sun, 03/14/2021 - 22:30
Per label, 39 grams of table sugar (sucrose) are in a 12fl.oz. can of a Red Bull beverage. Visually, how much is 39 grams of anything? Check it out in this post.