The Third Mushroom

This acclaimed sequel continues the story of Ellie and her eccentric scientist grandpa, Melvin, who is trapped in the body of a 14-year-old. The book is a delightful blend of humor, heart, and science as Ellie and Melvin navigate middle school, a county science fair, and the ethical implications of a potential eternal youth formula. The narrative deepens when Ellie's beloved cat, Jonas Salk, becomes ill, adding an emotional layer that prompts reflection on life, loss, and what truly brings happiness. It's a thoughtful exploration of family bonds, scientific curiosity, and the unexpected joys and challenges of life, perfect for middle-grade readers.

Believe in the unexpected with this hilarious, heartwarming, and acclaimed sequel to the New York Times bestseller The Fourteenth Goldfish! Ellie's grandpa Melvin is a world-renowned scientist . . . in the body of a fourteen-year-old boy. His feet stink, and he eats everything in the refrigerator--and Ellie is so happy to have him around. Grandpa may not exactly fit in at middle school, but he certainly keeps things interesting. When he and Ellie team up for the county science fair, no one realizes just how groundbreaking their experiment will be. The formula for eternal youth may be within their reach! And when Ellie's cat, Jonas Salk, gets sick, the stakes become even higher. But is the key to eternal life really the key to happiness? Sometimes even the most careful experiments yield unexpected--and wonderful--results.