Re: pinhole Inflatable globes

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From: Lori Lambertson (loril@exploratorium.edu)
Date: Mon Sep 08 2003 - 10:32:38 PDT 

Message-Id: <l03110703bb826d3f226b@[192.168.112.81]>
Date: Mon, 8 Sep 2003 10:32:38 -0700
From: Lori Lambertson <loril@exploratorium.edu>
Subject: Re: pinhole Inflatable globes

Hi Ben and other Pinhole Fans,
TAP Plastics, which has stores all over the Bay Area, sells two sizes of
inflatable globes. The 9" diameter globe was $3.75 the last time I bought
one.
Good luck,
Lori

>First, Can anyone suggest a source on the Peninsula, or in San Francisco,
>for inflatable globes? You know the ones - they are like a beach ball,
>and are great for throwing to the students and having them see whether a
>certain finger lands an ocean or a land mass. With enough catches the
>data give an approximation of the ratio of water to land on the surface of
>the earth.

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