Magnet Ring Levitator

This kit would be a great science project and would sure attract the judges attention.

This kit includes:
-five nr0500x0250 neodymium ring magnets
-4.5"x4.5"wooden base
-8" acrylic rod

Experiments include but not limited to:
-how much weight can levitate vs number of magnets
-how much weight can levitate vs different size ring magnets
-can magnets be used as springs?