More Scary DIY Outdoor Halloween Decorations -- ghosts from modeling head &amp; cheesecloth; glowing eyes in bushes from toilet paper rolls &amp; glow sticks; Put dry ice, water &amp; glow stick inside a jack-o-lantern; DIY graves (no dirt needed); glowing dripping goo; hanging spider sacks; candles that melt into dripping blood; and more!  Great ideas.