Electromagnetism with Arduino

Hi,

My name is Henry, I am from Cambodia, I am not good in english so please ignore my mistakes.

I am new here on arduino site and I am working on a project and I am having a problem. I am trying to design electromagnet with arduino but no luck. So anyone can please help me in completing this project.

If you need any more information tell me.

Thanks.

You haven't shared much details, what kind of electromagnet you are using ? and what you want to achieve ? Are you trying to design a new electromagnet with Arduino ??

Googling 'arduino electromagnet' will provide you a lot of examples, such as this one