55 books • 34 series
Trees (Science Kids: Life Cycles)
North America (Natural World)
Thomas Jefferson (Padres Fundadores) (Founding Fathers)
John Adams (Padres Fundadores) (Founding Fathers)
Rosa Parks (Historical Figures) (Icons: History Makers)
Salmon (Exploring Life Cycles) (Science Kids: Life Cycles)
Lion (Big Cats)