Here is a spider focused post! (p.s. I HATE spiders!!!)
Staci is so dang clever! These inexpensive spiders will make any dessert table extra creepy! Source and tutorial

Super simple project - glue spiders on fishing line or clear string, put them over a lantern or lampshade for a creepy element. Source and tutorial

Another spider craft are these cute lollipop spiders! Great craft to send with your little one to school! Source
ok, he won't make things creepy... but I'll take a cute, silly spider any day! Source and recipe found via http://ediblecrafts.craftgossip.com/