- E-bookSolids, Liquids, and GasesMaddie Spalding
- E-bookSummer SolsticeMaddie Spalding
- E-bookThe Water CycleMaddie Spalding
- E-bookA Trip to the BeachMaddie Spalding
- E-bookDimesMaddie Spalding
- E-bookTwo-Dollar BillsMaddie Spalding
- E-bookHow the Executive Branch WorksMaddie Spalding
- E-bookCelebrating the Fourth of JulyMaddie Spalding
- E-bookGuarding the Centers for Disease Control and PreventionMaddie Spalding
- E-bookTen-Dollar BillsMaddie Spalding
- E-bookNickelsMaddie Spalding
- E-bookLiving vs. NonlivingMaddie Spalding
- E-bookLet's Explore Freshwater LakesMaddie Spalding
- E-bookGrowing a Pizza GardenMaddie Spalding
- E-bookGuarding Supermax PrisonsMaddie Spalding
- E-bookFifty-Cent PiecesMaddie Spalding
- E-bookPenniesMaddie Spalding
- E-bookFive-Dollar BillsMaddie Spalding
- E-bookWeather in SummerMaddie Spalding
- E-bookTwenty-Dollar BillsMaddie Spalding
- E-bookPlants in SummerMaddie Spalding
- E-bookHow the Legislative Branch WorksMaddie Spalding
- E-bookIt's Father's Day!Maddie Spalding
- E-bookThe Animal Life CycleMaddie Spalding
- E-bookLet's Explore GrasslandsMaddie Spalding
- E-bookOne-Dollar BillsMaddie Spalding
- E-bookQuartersMaddie Spalding
- E-bookSilver DollarsMaddie Spalding
- E-bookOne Hundred-Dollar BillsMaddie Spalding
- E-bookAnimals in SummerMaddie Spalding