[MenTeach: We get numerous e-mails from men who already have their BA degree and they want to know what is required in their state. Here are some great resources to answer that question.]
This first resource is a great place to find state by state details:
Certification Map - A new and comprehensive resource on teacher certification. Includes state by state breakdown of requirements and lots of other helpful information.
You can also go search through the MenTeach site for other credentialing programs:
Find and Keep a Job as a Teacher
And then there is information about some basic questions about becoming a teacher.
How to become a teacher?