The National Institutes for Child and Family Development, Mahidol University, Department of Pediatrics, Faculty of Medicine Ramathibodi Hospital, Mahidol University, and Child Safety Promotion and Injury Prevention Research Center have mobilized the public and educated people to know about “Talking to Your Child About Puberty”. This workshop will help them to have the knowledge and understand when they have to communicate about sex education with their child. The participants will be teachers and people who work with children. Around 3,911 people were joining this event.