During this short and powerful concert maestro David Ramaël sheds light on diverse groups of instruments and discusses the unique qualities of each instrument and its timbre within the orchestra. The Belgian National Orchestra builds up the tension to a fantastic climax with musical excerpts from well-known and less well-known orchestral works. Projections on the big screen focus on what is happening on stage. But first the pupils work on their musical sensitivity in class during the ‘Compose your own music’ creative workshop.