A Mathematical Card Magic Trick

Now for a surprise! At the end of each week I’m going to perform a magic trick that is based on math. It’s your job to try and find out the secret behind the trick. Post your ideas below! The correct answer will be disclosed in the weekly email…

If you’ve come so far, you probably enjoy the course. Bear with us for next week, where we’ll delve into some specific topics in recreational math. Now, I’ll dive into the comment to see whether anyone found the right explanation for the magic trick…