In the past few years, we have covered plenty of neat levitating gadgets. This Magnetic Levitating Motor Kit is not super expensive but helps you get hands-on experience in this area. You simply have to connect it to a power outlet to levitate a tiny sphere.
More gadgets like this: here
This model displays pull-up magnetic levitation. You can see all the parts to get a better understanding on what it takes to build one.
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