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Assuming, of course, your goal is to teach, and not just to set the
stage with all kings of props, for both quantitative and qualitative
immersions in science and technology, some of which might be called
play......
On Aug 21, 2009, at 11:00 AM, David Savory wrote:
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> Here's a cautionary thought coming from someone who curates a
> gallery with a laser maze in it (me): the coolness factor of lasers
> and the difficulty maintaining that coolness is unrelated to any
> learning outcome usually associated with them. We think we're using
> lasers in a laser maze to teach people about total internal
> reflection or Snell's law but everything we do to make the exhibit
> interesting to look at is related to the scattering of
> monochromatic, coherent light by suspended particles. There are
> lots of critical angle-type exhibits that are cheap to build, easy
> to maintain and don't use lasers at all. The whole laser story is
> best told with a presentation rather than an exhibit in my opinion.
>
> David Savory
> Community Extensions Program Developer and Exhibit Curator
> Science World British Columbia
> TELUS World of Science
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> Vancouver, BC
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> -----Original Message-----
> From: Informal Science Education Network [mailto:ISEN-ASTC-
> [log in to unmask]] On Behalf Of Jon Haavie
> Sent: Friday, August 21, 2009 12:53 AM
> To: [log in to unmask]
> Subject: Laser, mirrors and smoke! How to make it work?
>
> ISEN-ASTC-L is a service of the Association of Science-Technology
> Centers Incorporated, a worldwide network of science museums and
> related institutions.
> **********************************************************************
> *******
>
> Hi,
>
> We have made a sort of laser labyrinth, with adjustable mirrors and
> smoke. The smoke is used in order for the users to see the laser,
> the mirrors are used to direct the laser throgh the labyrint. But
> we've hit a couple of snags that have stopped the development. The
> mirrors get covered with residue form the smoke, so I had to wipe
> them off every day or so. Even though we mounted an extraction tube
> on the table, so the smoke would be sucked out. I know there's
> different kinds of theatrical smoke, but I've tried a few and they
> all seem to have the same problem.
>
> Any thoughts?
>
> Best regards,
>
> Mvh. Jon Haavie
> ----------------------------------------------------------
> Prosjektutvikler
> Vitensenteret, Norsk Teknisk Museum
> http://www.tekniskmuseum.no/
> Kjelsåsveien 143, N-0491 Oslo, Norway
> Tlf. +47 22 79 60 77, Mob. +47 93 87 77 63
>
>
>
>
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> For information about the Association of Science-Technology Centers
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> 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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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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