1. The problem statement, all variables and given/known data The Science fair is only a week away, and i haven't really started my project. It is which factor affects the strength of an electromagnet the most. The factors I am using so far are number of coils, diameter of core, thickness of wire, and voltage of power source. I want to do well in the science fair, and I just need advice from you guys about how I can make this project stand out. 2. Relevant equationsnone 3. The attempt at a solution I just need suggestions as to what you guys would do if you were in my shoes.