Maximum scientific experiments conducted and explained by a child
The record for conducting and explaining the maximum number of scientific experiments was set by Namirtthan Karthikeyan (born on November 18, 2014) of Pudukkottai, Tamil Nadu. He performed and explained 121 science experiments using water, lemon, baking soda, balloon and others at the age of 7 years, 2 months and 14 days, as confirmed on February 1, 2022.