Did you check the supplies page at
You could also try contacting the Exploratorium Store at:
3601 Lyon Street
San Francisco, CA 94123
> I am interested in purchasing a large collection of moiré overlays/screens,
> but am having a hard time locating a company or web site which sells these.
> Therefore, I was wondering if you could recommend a place where I can
> purchase these?
> Your prompt response is greatly appreciated.
> Thank you,
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