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In this activity on page 5 of the PDF (Plants—The Green Machines), learners use chromatography to separate and identify pigments within various leaves.

In this activity, learners stain fabrics--on purpose!

In this activity (located at the top of the page), learners make an easy river strainer and see what they can catch.

In this fun, hands-on autumn activity, learners experiment to discover whether the colored substances in leaves can be separated from the leaves.