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In this activity, learners investigate the behavior of magnets. Learners create a "wonder wand" with a magnet so they can move a skater around.

In this activity, learners separate materials based on their special properties to mimic the way recyclables are sorted at recycling centers.

Do grapes, yes the grapes from the grocery store, move in the presence of a very strong magnet?

In this activity on page 12 of the PDF (Rethinking the 3 R’s: It’s Easy to be Green), learners examine how recyclable materials are separated by various properties at recycling centers.