Firefly & Fern

Ages 12–15sciencebiology

Charlotte Pomerantz, Susan Jeffers

Ages 5–10geneticsheredity

Paul Showers

Ages 5–9familyheredity

Ages 12–15sciencegenetics

James Wynbrandt, Mark D. Ludman

Ages 12–18health literacygenetics

Sue Hamilton

Ages 8–12science and discoveryforensics

George B. Johnson, Peter H. Raven

Ages 14–18sciencebiology

N. L. Eskeland, N. C. Bailey

Ages 12–15sciencegenetics

Ages 12–15sciencegenetics

N. C. Bailey, N. L. Eskeland

Ages 5–14sciencebiology

Darlene R. Stille

Ages 8–12sciencegenetics

Darlene R. Stille, Carol Ryback

Ages 8–12sciencegenetics

Jen Green

Ages 8–12sciencebiology

Jeanne DuPrau

Ages 12–18science and technologyethics

N. L. Eskeland, N. C. Bailey

Ages 8–14science discoverygenetics

N. C. Bailey, N. L. Eskeland

Ages 12–15sciencebiology