Believe in the possible . . . with this bestseller by three-time Newbery Honor winner Jennifer L. Holm.

Galileo. Newton. Salk. Oppenheimer. Science can change the world . . . but can it go too far?

Eleven-year-old Ellie has never liked change. She misses fifth grade. She misses her old best friend. She even misses her dearly departed goldfish. Then one day a strange boy shows up. Hes bossy. Hes cranky. And weirdly enough . . . he looks a lot like Ellies grandfather, a scientist whos always been slightly obsessed with immortality. Could this gawky teenager really be Grandpa Melvin? Has he finally found the secret to eternal youth?

With a lighthearted touch and plenty of humor, Jennifer Holm celebrates the wonder of science and explores fascinating questions about life and death, family and friendship, immortality . . . and possibility. Look for EXCLUSIVE NEW MATERIAL in the paperbackincluding Ellies gallery of scientists and other STEM-appropriate features.

Warm, witty, and wise.

* Written in a clean, crisp style, with lively dialogue and wit, this highly accessible novel will find a ready audience. Starred

* Top-notch middle-grade fiction. Starred

* Ellies memorable journey into the world of science will inspire readers to explore the world around them and celebrate the possible. Starred

Awesomely strange and startlingly true-to-life. It makes you wonder whats possible. Rebecca Stead, Newbery Medalwinning author of

A SUNSHINE STATE AWARD FINALIST!