Here's another challenging one from the same site:
http://www.freepuzzl...Flood-Fill.html
Here's another challenging one from the same site:
http://www.freepuzzl...Flood-Fill.html
2 desktops: Win XP Pro SP3 / 3 GHZ/3 GB RAM/ Firefox, Thunderbird /
Open Office

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Excellent puzzle - challenging and simple at the same time