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This smart card can find the card the spectator picked, every time. Incredible!
Turn over, add up and impress!
Red or black? One question is all it takes to wow you!
With a few operations, find the values of the three dice!
What if you had the ability to see through dice?
This arithmetical triangle can guess your card every time!
All it takes is a few operations, and you’ve found all the cards of the same suit!
Ah, predictions! With this mystery number, you can predict the future!
These jacks are special: they always face up!