A reusable condom, simply turn it inside out.

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A pocket-watch that recorded the temperature of your pocket and announced it every 30 minutes.

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jesus

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drum sticks for pianos

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Submarine windshield wiper

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justin bieber...

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Rap music.

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Atheism.

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A warning alarm that tells you to "Stay Calm".

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having a cell phone with access to your favourite social networking pages that you use to keep in touch with the same people on your cell phone

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twilight

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A hammer sharpener

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Paper Umbrella

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solar powered flashlight

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Music TeleVision we could market it as M-...TV... And then never actually play music... MMWWAA..HA..HA..HA..HA

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eject button on a remote, still need to get up and change the disc

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A learning sign language book written in braille.

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Invisible Ink for the blind.

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Christianity

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Periods.

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Jersey Shore

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Powdered water (because we all know water isn't completely pure H2O)

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Non-stick superglue

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Strap-on vaginas for men. They exist.

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Pointless Inventions

Sometimes an invention is so useless it's almost hilarious. Check out these pointless inventions and create your own!