Firefly & Fern

Rick Thomas

Ages 4–8weatherscience

Chris Oxlade

Ages 6–11sciencenature

Woods, Michael, Michael Woods, Mary B. Woods

Ages 8–12weathernature

Ages 12–15earth sciencenatural systems

Patrick Kelly

Ages 9–12weathernature

Michael J. Padilla, Ioannis Miaoulis, Martha Cyr

Ages 9–12earth systemsnatural phenomena

Ages 12–15earth systemsscientific inquiry

William L. Ramsey, Clifford R. Phillips

Ages 14–18earth systemsscientific inquiry

William James Burroughs, Bob Crowder, Ted Robertson, Elinor Vallier-Talbot

Ages 9–14sciencenature

meteorology