This classic science trick is guaranteed to make you go "oooooooh ... the pepper scatters away toward the edges of the plate in every direction. Cool! Note: you need fresh water to do the ...

8. Try to stay awake The science on this one is a little thin — there's only been one study that's tested it. But when researchers tested the cognitive trick of paradoxical intention ...

This nifty trick will keep you amused at the dinner table ... Now lift the string and the ice cubes will be stuck to it. Makes a pretty cool necklace eh? Cool? Boom-boom! Pure water freezes ...