1) IB learners from different international schools collaborated on a video about cultural diversity and global understanding leading to peace as part of a Global Collaboration Day event. 2) The students explored concepts of interculturalism, diversity, understanding, and peace through a transdisciplinary theme of sharing the planet. 3) By embodying attributes of the PYP learner profile, 21st century global citizens can start small collaborative actions to promote peace in an interconnected world that values both cultural identity and global diversity.