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Joe had his Explainers shovel it onto the grass and hose it down. It was fun
but time consuming. If you had a secure place to leave it (ie. where no-one
is at risk of falling into it and drowning), it would be much much easier to
let it dry out. Then all you've got is regular corn starch.

On Wed, Jul 13, 2011 at 9:45 AM, Jonah Cohen <
[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.
>
> *****************************************************************************
>
> Sounds awesome, Joe! But, uh.... how did you clean up/dispose of all
> that obbleck?
>
> Jonah Cohen
> Outreach & Public Programs Manager
> The Children's Museum
>
> "Discontent is the first necessity of progress."
>        -Thomas Edison
>
> -----Original Message-----
>
> Hello Kathy,
>
> We did an oobleck run last year with a trough that was 1 foot deep and 8
> feet in diameter. The distance across was about right for the folks who
> moved quickly. For those who hesitated, the large diameter meant that
> our rescue crew had to step in quickly or risk losing people. Don't do
> more than 1foot deep. Don't.
>
> The math yields ~50 cubic feet, or a bit less than 2 cubic yards, which
> we achieved with 2000lbs--40 bags--of cornstarch.
>
> Joe
> Joe Hastings
> Executive Director
> Don Harrington Discovery Center
> [log in to unmask]
> [log in to unmask]
>
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