Firefly & Fern

Chiara Chevallier

Ages 6–10natureecology

Karen Wallace

Ages 7–11familynature

Darlene R. Stille

Ages 5–9seasonsnature

Jeannie K. Fulbright

Ages 8–12nature explorationscientific discovery

Natalie McKinnon

Ages 4–8naturepatience

Dan Keen, Robert L. Bonnet, Bob Bonnet

Ages 9–12sciencenature

Bobbie Kalman, Rebecca Sjonger

Ages 6–10natureadaptation

Cath Senker

Ages 7–12natureplant life

Lenore Notkin, Nancy E. Krulik, Mary Pope Osborne, Joanna Cole

Ages 5–10science and discoverynature