Why hide your geek pride on one of the most festive holidays of the year? This Halloween , we're looking to Pinterest for costume and decor inspired by video games, sci-fi, Lego, wizardry, and more. From wookie cookie treats to a DIY  showering Sims costume, these pins will make this an Oct. 31 to remember. In the gallery, discover the boards geek girls need to follow for creative All Hallows' Eve ideas!
The folks at Nerdist Industries bring you Geeky Gourds: Nerdy Halloween Jack-o'-Lanterns . From a Dalek carving to an incredible glowing Totoro, there's plenty of nerdy pumpkins to keep you inspired for Halloweens to come.
Pinterest user laurenvanlom  has collected over 300 costumes in Cosplay <3 . Ensembles from superheroes, Star Wars, geeky TV shoes, graphic novels, and more are all represented.
Harry Potter Party
Throw a Halloween  party with floating pumpkins and candles à la Harry Potter. Pinterest user oODDities  shows you how to have a magical holiday with hacks for Muggles.
Pinterest users kimvsowards  and hotlegos  curate Lego Costumes , which is the ultimate one-stop shop for building block garb for All Hallows' Eve. Especially impressive are the Iron Man  and DIY  C3PO  Lego.
Nerd Stuff and Halloween
In Nerd Stuff and Halloween , Pinterest user rosieeday curates a fantastic assortment of costumes, decor, and geeky treats for a well-rounded Halloween  celebration. We especially love these Chewie Wookiee Cookies  complete with bandolier.
On the Cosplay!  board curated by Pinterest user callmecrash , discover clever costumes like this showering Sims 3 avatar . Incredible detailing and adorable father-daughter cosplay caught our eye in this collection of geeky garb.
Yeah, I'm a Costume Nerd
This Despicable Me  family is just too cute! Find more costumes from shows like The Fairly Oddparents and Avatar on the Yeah, I'm a Costume Nerd  board by Pinterest user katyaflac .
POPSUGAR Tech's Halloween Inspiration
You already read POPSUGAR Tech . . . and we're sure you'll love following our Halloween Inspiration  board on Pinterest, too! Find geeky pumpkins, Internet meme costumes, and spooky decor, plus much more.