The Fourteenth Goldfish by Jennifer Holm

In this whimsical and thought-provoking tale, a young girl named Ellie embarks on an unexpected journey of discovery when her grandfather, a scientist obsessed with reversing aging, miraculously transforms into a teenager. As Ellie navigates the challenges of middle school, she finds herself drawn into her grandfather's world of science and experimentation. Together, they explore the boundaries of life and the ethical dilemmas of scientific advancement, all while Ellie learns valuable lessons about family, friendship, and the importance of embracing change.

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