Can You Crack This Four Card Code?

010123 Like and subscribe. This is an archive, check the link in the end if you are. A surprisingly tricky card riddle. You'll need to put your thinking caps on for this one.

Hi! I'm Jade. I'm an Aussie with a Bachelor's degree in Applied Physics. After three years and over 100 lab sessions, I realized I'm terrible at experiments. So now I make physics and maths videos on YouTube :) Check out my channel and subscribe if you like:

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Thank you to Philip Thomas for providing this fun logic riddle. For more, go to his website: http://psthomas.com/LogicPuzzles.html

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