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How To Make a Homemade Lie Detector

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• 30,391 views
• Here's how to make a fun, cheap lie detector that really works! Find out if your friend or spouse is lying. Great for parties!
• Added February 13, 2008

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This video has Easy Steps. | Show all steps » Print

• 

  Step 1.

  Schematic

  This is the schemtaic for the Liew Detector design

• 

  Step 2.

  Hobby Box

  I chose a metal hobby box but any housing will do as long as everything fits inside.

• 

  Step 3.

  Finger Pads

  Made out of velcro and aluminum foil.

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Show Comment by sakul (Rated 5)

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• 5

works good

Reply about 1 year ago by sakul

Show Comment by nimprojects (Rated 4)

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• 4

Great video. Thanks.

Reply about 1 year ago by nimprojects

Show Comment by pkar (Rated 0)

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should I use 1/4 or 1/2 watt resistors? I used 1/4 watt and it won't work. any help?

Reply 7 months ago by pkar

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