Today only, from 1pm to 5pm EST, WillamsSonoma.com takes 20% Off All Halloween items via code HALLOWEEN at checkout, plus many Halloween items ship for free. The pictured No-Bake Halloween Haunted House Kit drops from $19.95 to $15.96. This kit comes with pre-cut, pre-cooked pieces to ease assembly. And all of the pieces, including the decorations, are edible sweet treats. Shipping for this item is $6.50, and sales tax is charged in most states.