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Floating paperclip: http://pbskids.org/zoom/activities/sci/floatingpaperclips.html
Flying paperclip: http://www.wfyi.org/IndianaExpeditions/IDEXSeason1_2008/INEX103/TheFlyingPaperclip.pdf (and you can have them test different materials to pass in between the paperclip & the magnet to see if any of them "break" the magnetic field.
The tried and true "How many drops of water can you get on a penny?" experiment.
Paper chromatography (mmm...maybe....I would be a little concerned about inebriated people & this one, but it's worth a bit of a think)
That's what I could think of in a couple of minutes. Hope it helps. :>)
Michelle
Michelle Nichols, Master Educator - NASA Forum Programs
The Adler Planetarium
1300 S. Lake Shore Dr.
Chicago, IL 60605
312-322-0520
312-322-2257 (fax)
[log in to unmask]http://www.adlerplanetarium.org
Visit our website: http://www.adlerplanetarium.org
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