Conclusions: Most of the achievements obtained through Tomatis® Method intervention are maintained in the long term. Reading and writing acquisition processes are enhanced with Tomatis® Method exposure, as well as in decoding components as in comprehensive. It is not possible to conclude whether or not social and family adjustments are enhanced in the long term due to difficulties in those variable evaluations. Ten and fourteen months later new skills emerge especially related to Reading skills. Scholar performance was not a sensible variable to change.