Sarah, plain and tall

["Juvenile literature" "Stepmothers" "Children's stories American" "Frontier and pioneer life" "Fiction" "Witting family (Fictitious characters)" "Children's fiction" "Frontier and pioneer life fiction" "Stepparents fiction" "Juvenile fiction" "Witting family (Fictitious characters) -- Fiction" "Ficci\u00f3n juvenil" "Madrastras" "Frontera y exploradores" "Vida" "Stepmothers -- Fiction" "Frontier and pioneer life -- Fiction" "General" "Children's 12-Up - Fiction - General" "Spanish: Grades 4-7" "Newbery Medal" "Newbery Medal books 1986" "Mail order brides" "Newbery Medal books" "Large type books" "Stepfamilies" "Family life fiction" "Novela juvenil" "Families" "Family life" "Historical fiction" "Famille" "Romans" "Fictions" "award:Newbery_award" "lexile:650" "lexile_range:601-700" "age:min:8" "age:max:10" "grade:min:1" "grade:max:5"]