مؤلف: Nye Bill Nye

Famed inventor Henry "Hank" Witherspoon has gone missing, and it’s up to Jack and his brilliant siblings, Ava and Matt, to find him. At Hank’s ransacked lab, the siblings discover clues to …

With photos, experiments, and more, this "appealing and highly informative" science book from the beloved TV host is "a winner" (School Library Journal).Science educator, TV host, …