Articles

    Hot Steel Wool - Part II

    May, 2016: Kids, back in 2010, we looked at the reaction of iron in steel wool with oxygen by combining the wool with vinegar to remove the protective coating on it and saw the temperature rise as the wool is wrapped around a thermometer - http://chicagoacs.org/articles/212. The temperature...

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    Council Report 2016 #1 National Meeting San Diego

    The 251st National Meeting of the ACS was held in San Diego, CA, from March 13 – 17, 2016. The theme of this meeting was “Computers in Chemistry.” The Chicago section was represented by Charles Cannon (Local Section Activities), Dave Crumrine (Constitution and Bylaws), Russ Johnson...

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    Underwater Volcano

    April, 2016: Kids, this is a demonstration of what occurs in the ocean and what would have occurred in the formation of some islands like Hawaii. This was inspired by the “3 Scientists Walk into a Bar” Facebook page: https://www.facebook.com/3Scientists/videos/614648762010171/ ...

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    Density of Water

    March, 2016: Kids, this is an experience that you may have noticed before, particularly if you go swimming in the summer. Fish take advantage of this principle in the winter time. Please note: All chemicals and experiments can entail an element of risk, and no experiments should be per...

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    Colorful Valentine's Flowers

    February, 2016: Kids, Valentine’s day is right around the corner and the people who sell flowers look forward to this day all year long. If you think about the colors of flowers you think of red, yellow, orange, pink, and white but other colors of the rainbow are not prevalent like green...

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    Maple Syrup Crystals

    January, 2016: Kids, making maple syrup crystals is a fun project! They are an alternate flavorful sweetener in drinks or other treats because maple syrup crystals have a more complex flavor than sugar crystals or rock candy. Here are two methods for making maple syrup crystals. Note you must use...

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    Colorful Ice Sculptures

    December, 2015: Kids, how can you trap colors inside ice? In this melting ice experiment you'll make a colorful ice sculpture while learning about freezing point depression and erosion. You can use many types of salt for this project. Table salt (sodium chloride, NaCl) is fine, as are coarse sal...

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    Dancing Worms

    November, 2015 Kids, in a variation of Dancing Raisins (ChemShorts for Kids, Feb. 1992; http://chicagoacs.org/articles.php?id=30), let's make some colorful Dancing Worms! You'll need gummy worms, baking soda (sodium bicarbonate), water (H2O), vinegar (dilute acetic acid), 2 glasses, and scissors. ...

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    Council Report 2015 #2 National Meeting Boston

    Overview: The 250th National Meeting of the ACS was held in Boston, MA, from August 16 – 20, 2015. The theme of this meeting was “Innovation from Discovery to Application” The Chicago section was represented by Charles Cannon (Local Section Activities), Dave Crumrine (Constitution ...

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    Painting with Water

    October, 2015 Kids, did you know that October 19-24 is National Chemistry Week? This year's theme is "Chemistry Colors our World" and here is one of their activities. Read to the bottom for a bonus activity for Halloween! Some artists use the absorbent property of canvas to create interesting shap...

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