Mirrors are used in magic shows

[S1 Science: Magnetism]

How do you think the ballerina spins?

https://www.youtube.com/watch?v=coJT0ATfW4Y

It's pretty deceptive, hiding a magnet behind the mirror like that. And here I was, trying to recreate the spinning-in-front-of-a-mirror at home! (It's not a fun experience, I fell onto the floor a couple of times and my palms hurt like I've rocks tied to them, don't try this.)

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