March 25


Prefirst physicists used chromatography to determine the colors that each manufacturer used to create a black pen. We learned that some pens are water soluble while others are not, like Expo and Sharpie. Click here for details of this investigation. We tested some other colors too.

Mrs. Daniel read Purple Green, and Yellow by Robert Munsch and connected reading with science.

Posted March 25, 2021 by pbright2 in category Science

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