Re: pinhole Leap year

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From: pauld@exploratorium.edu
Date: Sat Nov 22 2003 - 16:36:32 PST 

Message-ID: <1670.209.239.173.234.1069547792.squirrel@www.exo.net>
Date: Sat, 22 Nov 2003 16:36:32 -0800 (PST)
Subject: Re: pinhole Leap year
From: pauld@exploratorium.edu

Hi Alejandra

Once they understand it for Earth, test their knowledge by having them
figure out a calendar for Mars.

http://www.exo.net/~pauld/activities/astronomy/mars/marscalendarclock.html

I'm revising this activity right now, the revised, edited activity will be
out on the Exploratorium site December 1.

Paul D

> Hi Becca, Gary, Al, Heidi and Paul,
>
> It is so good to "walk into the room" and hear" you talk about the leap
> year.
> This is going to be the subject for our program Astronomy in the Park
> 2004.
> http://cientec.or.cr/astronomia/astroparque/index.html
> This program takes place from mid November to mid April every year, during
> the dry season.
> We call this period our summer, informally, of course.
> We are in the northern hemisphere, but only 10 degrees above the Equator,
> so the rainy and dry seasons are most notable.
>
> We will be producing web and printed materials to distribute widely in our
> country.
> We also visit communities and present talks followed by a period of
> observations (naked eye and with instruments).
> So we will appreciate ideas and other web sites suggested on this topic.
>
> Saludos,
> Alejandra Leon-Castella
> Fundacion CIENTEC
> San Jose, Costa Rica
>
>
>
>
>

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