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1. In the interests of art, science or education, national laws or regulations may, by permits granted in individual cases, allow exceptions to the provisions of Articles 2 and 3 of this Convention in order to enable children to appear in any public entertainment or as actors or supernumeraries in the making of cinematographic films;
2. Provided that:
(a) no such exception shall be allowed in respect of employment which is dangerous within the meaning of Article 5, such as employment in circuses, variety shows or cabarets;
(b) strict safeguards shall be prescribed for the health, physical development and morals of the children, for ensuring kind treatment of them, adequate rest, and the continuation of their education;
(c) children to whom permits are granted in accordance with this Article shall not be employed after midnight.