Tyrone Hayes works to discover the effects pesticides have on frogs and, in turn, us.

A frog full of tadpoles? Impossible! Here, for the first time, is the strange but true story of Darwin's frog. After Charles Darwin discovered the frog in 1834,

A Junior Library Guild Gold Standard Selection! In John Himmelman's early chapter book series, Albert Hopper is a frog—and a science hero! He seeks to explore

A bear and a frog attempt to answer the age-old question "How do books work?" in this clever, interactive picture book from animator Louie Zong. Test This Book!

Shows young readers how a citizen scientist learns about butterflies, birds, frogs, and ladybugs.