Sidenotes Use Superglue (Secondelijm in Dutch, I used the Gel variant, not Liquid), not Plastic Glues on the magnets.
To make sure that magnets polarities are aligned properly I did this: Glue one magnet to the model, and let dry. Attach another magnet to the glued one. If it sticks, the polarity is right. Use a permanent marker (sharpie?) on the side that is visible to you. Let the ink dry. When
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