SPY TRICKS How-To Videos & Articles

Follow these spy tricks-tagged tutorials to learn all about spy tricks with WonderHowTo's collection of free how-to videos and articles, like Beat a polygraph or lie detector test, Fill a printer cartridge with invisible ink, and Make a secret container safe with a peanut butter jar.

You'll also find several great pranks & cons tutorials in the Pranks & Cons category.

4 how-to videos
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How to beat a polygraph or lie detector test

Beat a polygraph or lie detector test

AntiPolygraph.org's George Maschke speaks with Nick Frost about how to fool a polygraph (lie detector) test in episode 5 of the ...more

A 5:33
Curated 2 years ago by bird crick | Comments 4
Views 20,766

How to fill a printer cartridge with invisible ink

Fill a printer cartridge with invisible ink

This is an easy video tutorial about making invisible ink for inkjet printer.Cool for making your important document more safe. Use this as ...more

A 1:57
Curated 1 year ago by Amie | Comments 6
Views 11,724

How to make a secret container safe with a peanut butter jar

Make a secret container safe with a peanut butter jar

Turn a household item into an awesome hiding spot in just minutes ...more

A- 0:39
Curated 1 year ago by rmansur | Comments 5
Views 10,700

How to write a prank ghost message inside of an egg

Write a prank ghost message inside of an egg

Want to prank someone over breakfast? Well here is the ultimate practical joke. Follow along with this practical joke how-to video to learn ...more

B+ 1:19
Curated 1 year ago by FFox | Comments 17
Views 20,423

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