British Cycling run BMX related training courses, which may interest you.
British Cycling Coach Education run Level 1 and 2 Coaching Award which may interest riders and parents alike:
The BC Level 1 Coaching award is an entry level award and aimed at people entering into cycle coaching for the first time. It is a generic course – not just BMX – but does give coaches the basic skills and knowledge to provide quality sessions to riders at the grass roots level. This course is a 2 day course with a period of about 4 weeks between each day. Participants are required to have a valid First Aid certificate or proof of enrolment on a suitable scheme. This course is open to anyone aged 16 years or over and at the end of day 2 and providing the participant has passed the theory and practical assessments they should leave the course able to begin coaching within the limitations of the course and providing you maintain membership of British Cycling and a valid First Aid qualification the insurance package will be available. Further courses such as Level 2 Generic and Level 2 Discipline Specific following on from this are available and for more information about these please contact Coach Education at British Cycling.