From: PamellaFerris@comcast.net
Date: Mon May 10 2004 - 03:05:14 PDT
From: PamellaFerris@comcast.net Subject: Re: pinhole looking for magnetic squish balls--I know I saw them in a catalog! Date: Mon, 10 May 2004 10:05:14 +0000 Message-Id: <051020041005.18113.409F53DA000A59CE000046C12200734840FF8C968D8D9AB99E93939A929E@comcast.net>
Arbor Scientific sells these. Go to their website. www.arborsci.com
> There's a great activity that Paul showed one summer.
> You put a magnet inside an earth squish-ball and then
> sprinkle staples over it. The staples line up with
> the magnetic field. Recently, I saw a science catalog
> that's selling these so you don't have to cut open a
> squish ball. However, my department didn't keep the
> catalog and now I can't find them anywhere. Does
> anyone know which company was selling them? Thank
> you!!
>
> --Debbie
>
>
>
>
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