Ada Twist, a pint-sized scientist with a giant-sized curiosity, who aspires to discover the truth about absolutely everything. With the help of her two best friends, Rosie Revere and Iggy Peck, Ada unravels and solves mysteries for her friends and family. But solving the mystery is only the beginning, because science isn't just about learning how and why and what it's about putting that knowledge into action to make the world a better place.