Definitely. The Buteyko Breathing Method can be successfully taught to children of all ages. In fact, children often understand the method more quickly than adults, and they can often shift their breathing and asthma symptoms more easily than adults. However, in most cases, a parent or guardian must learn the method along with their child, in order to support and mentor their child outside of the formal sessions.
The best approach will be to take our Buteyko Breathing Normalization training together with your daughter.
Also, it could be very beneficial for you to read a section for parents in Sasha’s book Breathe To Heal: Break Free From Asthma