Jack and the Geniuses: At the Bottom of the World

At the Bottom of the World (2017) is the first book in the Jack and the Geniuses series of science mysteries for young readers by Bill Nye and Gregory Mone. Twelve-year-old Jack and his foster siblings Ava and Matt, both geniuses, go to work for the eccentric scientist Hank Witherspoon. They travel with him to Antarctica for a competition to find better ways to make clean drinking water, but when one of the scientists goes missing, the three set out to find her.