Queen Maxima of the Netherlands was in Westergasfabriek Amsterdam for the celebration of the 10th anniversary of the Leerorkest(Learing-orchestra). She was joined by 1088 children from grades 7 and 8 of primary schools in Amsterdam playing with Dutch Philharmonic Orchestra | Dutch Chamber Orchestra and the choir of the National Opera - Dutch National Opera during an anniversary concert. Queen Máxima is honorary chairman of the platform ambassadors Get more Music in the Classroom.