The International Chemistry Festival is a community outreach event that, through demonstrations, emphasizes the importance of chemistry in daily life. The event was initially designed, developed, and implemented in Puerto Rico, since 2010 ACS adopted this model to broader its impact internationally. It includes training prior to the event using the model “Train the trainers” for those who will work as volunteers, manual for volunteer, manual for outreach coordinator, and flashcards for participants. Each event reaches out to 300 up to thousands of children and students around the world.