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The Denver Museum of Nature & Science (www.dmns.org/main/en/) has/had an
elaborate & effective cratering exhibit as part of their Mars exhibit.  The
exhibits staff there invested several years of prototyping & testing.  Someone
there may still recall earlier versions & lessons learned.



Quoting Tamara Schwarz <[log in to unmask]>:

> ISEN-ASTC-L is a service of the Association of Science-Technology Centers
> Incorporated, a worldwide network of science museums and related
> institutions.
> *****************************************************************************
>
> I'm trying to come up with a good, simple approach for a cratering exhibit
> that doesn't involve an open sandbox. If you've seen any cratering exhibits
> that worked well, I'm looking for ideas (type of powdery materials used for
> the landscape, mechanism for launching & retrieving the projectiles, etc).
> Or if you have experience with an approach that didn't work so well, I'll
> take cautionary advice as well!
>
> Thanks,
> Tamara
>
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> Tamara Schwarz, Exhibits Manager
> Chabot Space & Science Center
> 10000 Skyline Blvd.
> Oakland, CA 94619
> phone: (510) 336-7349
> fax: (510) 336-7491
> [log in to unmask]
> http://www.chabotspace.org
>
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