Article 17 

States parties recognise the important function performed by the mass media and shall ensure that the child has access to information and material from a diversity of national and international sources, especially those aimed at the promotion of his or her social, spiritual and moral well-being and physical and mental health. To this end, states parties shall... (d) encourage the mass media to have particular regard to the linguistic needs of the child who belongs to a minority group or who is indigenous;

Article 29 

1. States parties agree that the education of the child shall be directed to... (c) the development of respect for the child's parents, his or her own cultural identity, language and values, for the national values of the country in which the child is living, the country from which he or she may originate, and for civilisations different from his or her own;

Article 30 

In those States in which ethnic, religious or linguistic minorities or persons of indigenous origins exist, a child belonging to such a minority or who is indigenous shall not be denied the right, in community with other members of his or her group, to enjoy his or her own culture, to profess and practice his or her own religion, or to use his or her own language. 

Article 40 

1. States parties recognise the right of every child alleged as, accused of, or recognised as having infringed the penal law to be treated in a manner consistent with the promotion of the child's sense of dignity and worth, which reinforces the child's respect for the human rights and fundamental freedoms of others and which takes into account the child's age and the desirability of promoting the child's reintegration and the child's assuming a constructive role in society.
2. To this end, and having regard to the relevant provisions of international instruments, states parties shall, in particular, ensure that... (b) every child alleged as or accused of having infringed the penal law has at least the following guarantees... (vi) to have the free assistance of an interpreter if the child cannot understand or speak the language used;