Ruhaan Joshivyas (born on October 11, 2016) of Mumbai Maharashtra, is appreciated for chanting 4 mantras; explaining the life cycle of a butterfly and a frog, functions of organs, water cycle, colors of rainbow, volcano, tsunami, black hole; mimicking 24 animal sounds; recalling 35 capitals of countries, new 7 wonders of the world, festivals of India, 30 professions, 7 continents, days of week, 6 monuments of India, heavy light concept, sense organs, germination of seeds, 13 tools, 9 musical instruments, as confirmed on July 27, 2020.