Chromatography with Leaves: A Nature Study Experiment

(This post contains links to my books.) What is chromatography? It’s a big name for: separating mixtures.  Or, in this case separating pigments.  As complicated as the word sounds, experimenting with chromatography is very easy. Chromatography with Markers I always like to teach the concept of chromatography with markers before using other materials because markers…


Wanna fun project for a Dad and son to do together?  Building a miniature rocket is just that kind of project. Building the rocket took only a 1/2 an hour on each of two days.  (It took two days because of cement drying time.)  This little rocket went something like 750 ft into the air! …

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