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Though any qualified educators can technically teach IB classes, teachers with an IB background will have a leg up when applying to teach at IB schools. Find a university or educational institution near you offering an IB educator certificate program. You can also sign up for online courses to get a certificate remotely.  Visit the International Baccalaureate website at http://ibo.org/globalassets/professional-development/ib-university-directory-2017-en.pdf to get a listing of the universities offering IB educator certificates, as well as detailed outline of what each specific program entails. On average, IB certification takes about 22 weeks to complete. Each educational institution offering an IB educator program has its own entry requirements. You can look up these requirements on the IB directory, or on your program's website.  To look up the requirements in the IB educator certificates directory go to: http://ibo.org/globalassets/professional-development/ib-university-directory-2017-en.pdf. If you do not meet the requirements, look into the requirements for other certificate programs offered online or in your area. The costs associated with getting an IB educator certificate will depend on the unique fee structure of the institution offering it. This may vary greatly depending on the country the institution is located in. Contact the institution of your choice before applying to get this information. The IB offers 4 keys programmes targeting different ages and educational goals. Choose the aim of your certificate training based on your teaching concentration. For instance:   If you want to teach IB classes in an elementary school, choose the Primary Years programme, geared for children aged 3-12. If your goal is to teach IB classed to middle school students, opt for the Middle Years programme, focusing on children aged 11-16. If your career goal is to teach IB classes to older high school students, choose the Diploma program focusing on academically-focused students aged 16-19. You can also decide to study the Career-related programme, which focuses on more career-specific education for ages 16-19. Whether you take courses in person or online, you will have to pass them all to get your certificate. Some institutions will require a minimum grade for each course, and some will set a time limit on how long you can take to complete all the credits. Find out your school's specific requirements to ensure that you obtain your certificate.

Summary:
Find an IB educator certificate program near you. Make sure you meet the entry qualifications for the program. Contact the institution to ask about their fee structure. Choose the focus of your program before applying. Complete the required number of courses to get your certificate.