These DIY Illusions Will Leave Your Friends Dumbstruck
Tonic water contains an alkaloid called quinine that glows under a black light. But your friends will think you've been stockpiling radioactive Ninja Turtle ooze.
Ten ways to make a piece of paper way more interesting:
Learn how to let this wild ring thing loose in your house-all it takes is styrofoam, sandpaper and a glue gun.
And finally, combine dry ice, dish detergent, and glycerin to turn your living room into a cloud-filled dream land.