On the occasion of the school holidays, the Tunis Science City elaborated a rich and varied programme including different workshops in its scientific pavilions (Explora, Life and Man, Universe and Temporary exhibitions), as well as in the multimedia library. The programme also included the celebration of the World Arabic Language Day under the theme of “Arabic: language of science and Art”, on December 18^th and a scientific day, the theme of which was “Stop to plastic pollution: what are the sustainable solutions?” on December 21^st. The DNA for all space also organized a winter school including one session for students from December 14 to December 16 and two other sessions for pupils of 7^th, 8^th and 9^th year of basic school education and pupils of secondary school, on December 18^th and 19^th , and on December 25^th and 26^th.