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Dave Bonnette of Turning Tuesdays in Lubeck, WV, gives a lesson on inside-out turning. See blog.woodcraft.com for the complete woodturning lesson.

Quirk rolling the rolly house for very nearly the first time

Marshmallows in a vaccuum chamber.

Xander draws with a laser on a whiteboard painted with phosphorescent paint.

Demonstration and explanation of a clapper moving alternately between two hanging bells, when an electrical charge is applied.

After eating whipped cream frozen in liquid nitrogen, Quinn exhales 'smoke' through her nostrils!

Bristlebot in action! It has a tilt switch so it goes off when you turn it over.

Randy's video

Eric's video

Pouring liquid plaster into the face mold.

After pouring the face mold, shake it to loosen any bubbles

mixing the plaster for casting a face mold

mix the alginate for pat-on casting of a face

turning the reversible coat inside out

Several of us made snailbots (http://www.evilmadscientist.c­om/article.php/snailbot) and three of them race in this video.

http://www.instructables.co... The articulated skeleton wing framework I made for my Halloween costume 2007 (dunno yet...

massager tool adapted from a cordless jigsaw. see full instructions at http://www.instructables.co...

How to purl in knitting

How to make a knit stitch in knitting

How to cast off in knitting

How to cast on when knitting