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    Oregon Museum of Science and Industry
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    Learners use filter paper and water to analyze six different markers. They mark the paper with ink, and dip the paper in water. The water travels up the paper and dissolved ink travels with it. The...

    $1 - $5 per group Ages 4 - 14 5 to 10 minutes
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    Oregon Museum of Science and Industry
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    Learners analyze mixtures of dyes using filter paper chromatography. They place spots of the different dyes at the bottom of a piece of filter paper, and hang the paper to touch the surface of...

    $1 - $5 per group Ages 8 - adult Under 5 minutes
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    Mount Holyoke College
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    In this chemistry activity, learners use thin layer chromatography to determine the molecular composition of different markers. First, they use pure rubbing alcohol as the liquid phase, then...

    $1 - $5 per student Ages 8 - 14 30 to 45 minutes
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    Oregon Museum of Science and Industry
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    In this two-part activity, learners will extract their own DNA from their cheek cells and learn how DNA is analyzed and used to solve crimes. In the first experiment, learners extract DNA from...

    $10 - $20 per group Ages 8 - 11 45 to 60 minutes
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    The Exploratorium
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    In this activity, learners separate the components of Gatorade using a home-made affinity column. In doing so, learners model the basic principle of affinity chromatography, a technique used to...

    $10 - $20 per student Ages 11 - 18 45 to 60 minutes
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    Mount Holyoke College
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    Learners observe different light sources, outdoors and indoors, using prism glasses (diffraction glasses) and color filters. Natural light (sun) and artificial light (lamp, candle, LED) sources are...

    $5 - $10 per student Ages 4 - 8 10 to 30 minutes
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    Mount Holyoke College
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    In this experiment, learners separate different types of molecules in marker inks (using a technique called "thin layer chromatography"). Learners mark dots at the bottom of a strip of...

    $1 - $5 per student Ages 4 - 8 30 to 45 minutes
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    COSI
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    In this activity (page 3 of the PDF), learners will observe a physical change. They will be astounded to find out that pens and markers of a seemingly single color can actually be made of multiple...

    $1 - $5 per group Ages 6 - 14 10 to 30 minutes
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    The Exploratorium
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    With a coffee filter, a black marker, and a cup of water, discover the secret colors hidden in black ink. This activity explores capillary action--how water moves up paper--and chromatography--how...

    1 cent - $1 per student Ages 8 - 18 5 to 10 minutes
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    National Health Museum
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    In this activity, learners perform an experiment that models a chromatography-like process called electrophoresis, a process used to analyze DNA. Learners examine coffee filter strips, each dotted...

    1 cent - $1 per student Ages 8 - 18 10 to 30 minutes

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