- E-bookLives of Extraordinary WomenKathleen Krull
- E-bookLives of the WritersKathleen Krull
- E-bookLives of the MusiciansKathleen Krull
- E-bookLives of the PresidentsKathleen Krull
- E-bookA Kids' Guide to America's Bill of RightsKathleen Krull
- E-bookLives of the AthletesKathleen Krull
- E-bookA Kids' Guide to the American RevolutionKathleen Krull
- E-bookLives of the ScientistsKathleen Krull
- E-bookLives of the ExplorersKathleen Krull
- E-bookA Kids' Guide to America's First LadiesKathleen Krull
- E-bookLives of the ArtistsKathleen Krull
- E-bookAmerican ImmigrationKathleen Krull
- E-bookLives of the PiratesKathleen Krull
- E-bookBorn ReadingKathleen Krull
- E-bookWalking toward PeaceKathleen Krull
- E-bookSerie: Kids' Guide to American HistoryKathleen Krull