The Indian International Science Festival (IISF) was launched in 2015 to engage public in science and technology. The festival also aims to assist the youth to develop 21st century skills, with the emphasis on scientific knowledge, creativity, critical thinking, problem solving and teamwork. This year’s theme is “Science for Self Reliant India and Global Welfare”. It was initiated on December 22 on the occasion of the birth anniversary of Ramanujan and will end on December 25 on the occasion of birth anniversary of former PM Vajpayee.