Articles

    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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    Turn a Smartphone into a 3-D Viewer

    September, 2015: Kids, would you like to tinker with hologram-like images in the comfort of our own home? You can create amazing 3D visions that can be projected from your smartphone. Here is what you'll need: Graph paper CD case Tape Pen Scissors Smartphone Box cutter (for an adult par...

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    Duties of Section Councilors Explained

    This is an updated version of an article appearing in the April 1997 issue of the Chemical Bulletin. It should help you with your decisions in electing councilors and alternate councilors in the upcoming Chicago Section election. Remember to cast your vote in our fall election. Have you ever wonder...

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    Purple Cauliflower Indicator

    June, 2015: Kids, did you know that cauliflower also comes in orange and purple colors? And that you can make designs using purple cauliflower and lemon juice? Make a quick trip to the grocery store with an adult partner and find out how! First, a little science. The deep purple color of purple ca...

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    A Peep Into the Speed of Light

    May, 2015: Kids, did you know that you can calculate the speed of light using common materials in your kitchen? The speed of light is 299,792,458 meters per second, or 670,616,629 miles per hour. According to an entertaining NPR video from Skunk Bear, the speed of light is easy to calculate using P...

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    Making a Salt Saline Solution

    April, 2015: Kids, did you know that a "saline" solution refers to a salt solution, which you can prepare yourself using readily available materials. The solution can be used as a disinfectant, sterile rinse, or for labwork (although not for contact lenses - see a note below about that). This recip...

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    A Sugar Water Density Tower

    March, 2015: Kids, you can use simple kitchen materials to make a colorful density column. This project uses colored sugar solutions with different concentrations. The solutions will form layers, from least dense, on top, to most dense (concentrated) at the bottom of the tower. You will need a tal...

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    The Chemical Bulletin - March 2015

    Click here to download The Chemical Bulletin for 2015 March.

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