If you are looking for something to do in Seattle on Halloween night why not check out the skeleton theater:

Using animatronic skeletons the event’s organizers put on a variety of shows which look very interesting.

Skeleton theater – Link.

DIY HALLOWEEN from MAKE & CRAFT!
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It’s here!! DIY HALLOWEEN 2007 from the editors of MAKE and CRAFT brings you 40-plus DIY projects for the holiday that’s made for makers. From the craftiest costumes to amazing animated props and the latest in computer-controlled haunted house effects – Link.