Originally Posted by lurkposition
Iron filings buried in the candles.
And of course "candle racing"
Or alternatively cut through the candles at a mid point so that the lower part of the wick is moved away from top part. Sliced carefully all candles go out at about the same time for no apparent reason plunging local area into darkness.
And of course who can forget cabbage + thunder flash = .........
(just remember to ensure that as many windows are open as possible - shock waves in closed, mainly glass "walled", rooms don't mix!!
)