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Subject:
Re: The Baggie Lab
From:
David Smith <[log in to unmask]>
Reply To:
Informal Science Education Network <[log in to unmask]>
Date:
Thu, 26 Jul 2007 11:32:57 -0400
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ISEN-ASTC-L is a service of the Association of Science-Technology Centers
Incorporated, a worldwide network of science museums and related institutions.
*****************************************************************************

Reactions happen! It gets hot and cold and fizzes and precipitates CaCO3.
There's a more sophisticated version of this (known as Fizz Quiz) that forms
the culminating activity of the exemplary FOSS curriculum's Mixtures and
Solutions unit.  It uses citric acid as well and explores various
combinations.

Dave

On 7/26/07, Peter A. Anderson <[log in to unmask]> wrote:
>
> ISEN-ASTC-L is a service of the Association of Science-Technology Centers
> Incorporated, a worldwide network of science museums and related
> institutions.
>
> *****************************************************************************
>
> Skoshi,
>
> I can't stand it any longer!!!
>
> WHAT HAPPENS WHEN YOU MIX CALCIUM CHLORIDE, BAKING SODA, PHENOL RED
> SOLUTION IN A ZIP-LOCK BAG?
>
> Please put me out of my misery!
>
> Peter Anderson
>
> ***********************************************************************
> For information about the Association of Science-Technology Centers and
> the Informal Science Education Network please visit www.astc.org.
>
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--
David L. Smith
Da Vinci Science Center
Allentown, PA
http://www.davinci-center.org

***********************************************************************
For information about the Association of Science-Technology Centers and the Informal Science Education Network please visit www.astc.org.

Check out the latest case studies and reviews on ExhibitFiles at www.exhibitfiles.org.

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