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$7.59
{"Id":27697783,"Title":"Karen\u0027s Home Run (Baby-Sitters Little Sister #18): Volume 18","Authors":["Martin, Ann M."],"ShortTitle":"Karen\u0027s Home Run (Baby-Sitters Little Sister #18): Volume 18","Author":"Martin, Ann M.","Ean":"9781546179290","Isbn":"1546179291","Publisher":"Scholastic Inc.","IsOnShelf":false,"IsIngramAvailable":true,"IsBestSeller":false,"IsRecentArrival":false,"ConditionIds":[1],"GroupIds":[],"ContributorIds":[628257],"CategoryIds":[848,893,1199],"FormatId":2,"FamilyId":13027823,"SeriesId":15715,"LanguageId":56,"PriceMin":7.59,"PriceMax":7.59,"Desirability":667,"PublicationDate":"2025-12-30T00:00:00","Join":null}
$8.54
{"Id":28781197,"Title":"Karen\u0027s Good-Bye (Baby-Sitters Little Sister #19)","Authors":["Martin, Ann M."],"ShortTitle":"Karen\u0027s Good-Bye (Baby-Sitters Little Sister #19)","Author":"Martin, Ann M.","Ean":"9798225051600","Isbn":"","Publisher":"Scholastic Inc.","IsOnShelf":false,"IsIngramAvailable":true,"IsBestSeller":false,"IsRecentArrival":false,"ConditionIds":[1],"GroupIds":[],"ContributorIds":[628257],"CategoryIds":[893],"FormatId":2,"FamilyId":13320077,"SeriesId":15715,"LanguageId":56,"PriceMin":8.54,"PriceMax":8.54,"Desirability":488,"PublicationDate":"2026-09-01T00:00:00","Join":null}
$6.64
{"Id":27275104,"Title":"Karen\u0027s Brothers (Baby-Sitters Little Sister #17)","Authors":["Martin, Ann M.","Burns, Heather"],"ShortTitle":"Karen\u0027s Brothers (Baby-Sitters Little Sister #17)","Author":"Martin, Ann M.","Ean":"9781546111122","Isbn":"1546111123","Publisher":"Scholastic Inc.","IsOnShelf":false,"IsIngramAvailable":true,"IsBestSeller":false,"IsRecentArrival":false,"ConditionIds":[1],"GroupIds":[],"ContributorIds":[628257,147819],"CategoryIds":[848],"FormatId":2,"FamilyId":12191759,"SeriesId":15715,"LanguageId":56,"PriceMin":6.64,"PriceMax":6.64,"Desirability":381,"PublicationDate":"2025-09-16T00:00:00","Join":null}
Karen's Roller Skates (Baby-Sitters Little Sister #2): Volume 2
Martin, Ann M.
Almeda, Christine
Paperback
From $3.99
{"Id":12293206,"Title":"Karen\u0027s Roller Skates (Baby-Sitters Little Sister #2): Volume 2","Authors":["Martin, Ann M.","Almeda, Christine"],"ShortTitle":"Karen\u0027s Roller Skates (Baby-Sitters Little Sister #2): Volume 2","Author":"Martin, Ann M.","Ean":"9781338762891","Isbn":"1338762893","Publisher":"Scholastic Inc.","IsOnShelf":true,"IsIngramAvailable":true,"IsBestSeller":false,"IsRecentArrival":false,"ConditionIds":[1,2],"GroupIds":[],"ContributorIds":[628257,1353656],"CategoryIds":[893],"FormatId":2,"FamilyId":9217769,"SeriesId":15715,"LanguageId":56,"PriceMin":3.99,"PriceMax":7.59,"Desirability":255,"PublicationDate":"2021-07-06T00:00:00","Join":null}
$6.64
{"Id":12293179,"Title":"Karen\u0027s Witch (Baby-Sitters Little Sister #1): Volume 1","Authors":["Martin, Ann M.","Almeda, Christine"],"ShortTitle":"Karen\u0027s Witch (Baby-Sitters Little Sister #1): Volume 1","Author":"Martin, Ann M.","Ean":"9781338762822","Isbn":"1338762826","Publisher":"Scholastic Inc.","IsOnShelf":false,"IsIngramAvailable":true,"IsBestSeller":false,"IsRecentArrival":false,"ConditionIds":[1],"GroupIds":[],"ContributorIds":[628257,1353656],"CategoryIds":[893],"FormatId":2,"FamilyId":9217767,"SeriesId":15715,"LanguageId":56,"PriceMin":6.64,"PriceMax":6.64,"Desirability":229,"PublicationDate":"2021-07-06T00:00:00","Join":null}
Karen's Kittycat Club (Baby-Sitters Little Sister #4): Volume 4
Martin, Ann M.
Almeda, Christine
Paperback
From $3.99
{"Id":12293227,"Title":"Karen\u0027s Kittycat Club (Baby-Sitters Little Sister #4): Volume 4","Authors":["Martin, Ann M.","Almeda, Christine"],"ShortTitle":"Karen\u0027s Kittycat Club (Baby-Sitters Little Sister #4): Volume 4","Author":"Martin, Ann M.","Ean":"9781338763034","Isbn":"1338763032","Publisher":"Scholastic Inc.","IsOnShelf":true,"IsIngramAvailable":true,"IsBestSeller":false,"IsRecentArrival":false,"ConditionIds":[1,2],"GroupIds":[],"ContributorIds":[628257,1353656],"CategoryIds":[700,893],"FormatId":2,"FamilyId":9217758,"SeriesId":15715,"LanguageId":56,"PriceMin":3.99,"PriceMax":7.59,"Desirability":146,"PublicationDate":"2021-07-06T00:00:00","Join":null}
Karen's Goldfish (Baby-Sitters Little Sister #16): Volume 16
Martin, Ann M.
Almeda, Christine
Paperback
$6.64
{"Id":26607871,"Title":"Karen\u0027s Goldfish (Baby-Sitters Little Sister #16): Volume 16","Authors":["Martin, Ann M.","Almeda, Christine"],"ShortTitle":"Karen\u0027s Goldfish (Baby-Sitters Little Sister #16): Volume 16","Author":"Martin, Ann M.","Ean":"9781546110279","Isbn":"1546110275","Publisher":"Scholastic Inc.","IsOnShelf":false,"IsIngramAvailable":true,"IsBestSeller":false,"IsRecentArrival":false,"ConditionIds":[1],"GroupIds":[],"ContributorIds":[628257,1353656],"CategoryIds":[700,893],"FormatId":2,"FamilyId":11057487,"SeriesId":15715,"LanguageId":56,"PriceMin":6.64,"PriceMax":6.64,"Desirability":141,"PublicationDate":"2025-03-04T00:00:00","Join":null}
Karen's in Love (Baby-Sitters Little Sister #15): Volume 15
Martin, Ann M.
Almeda, Christine
Paperback
From $3.99
{"Id":26175122,"Title":"Karen\u0027s in Love (Baby-Sitters Little Sister #15): Volume 15","Authors":["Martin, Ann M.","Almeda, Christine"],"ShortTitle":"Karen\u0027s in Love (Baby-Sitters Little Sister #15): Volume 15","Author":"Martin, Ann M.","Ean":"9781339037653","Isbn":"1339037653","Publisher":"Scholastic Inc.","IsOnShelf":true,"IsIngramAvailable":true,"IsBestSeller":false,"IsRecentArrival":false,"ConditionIds":[1,2],"GroupIds":[],"ContributorIds":[628257,1353656],"CategoryIds":[893],"FormatId":2,"FamilyId":10848962,"SeriesId":15715,"LanguageId":56,"PriceMin":3.99,"PriceMax":6.64,"Desirability":131,"PublicationDate":"2024-11-12T00:00:00","Join":null}
Karen's Worst Day (Baby-Sitters Little Sister #3): Volume 3
Martin, Ann M.
Almeda, Christine
Paperback
From $3.99
{"Id":12293214,"Title":"Karen\u0027s Worst Day (Baby-Sitters Little Sister #3): Volume 3","Authors":["Martin, Ann M.","Almeda, Christine"],"ShortTitle":"Karen\u0027s Worst Day (Baby-Sitters Little Sister #3): Volume 3","Author":"Martin, Ann M.","Ean":"9781338762952","Isbn":"1338762958","Publisher":"Scholastic Inc.","IsOnShelf":true,"IsIngramAvailable":true,"IsBestSeller":false,"IsRecentArrival":false,"ConditionIds":[1,2],"GroupIds":[],"ContributorIds":[628257,1353656],"CategoryIds":[893],"FormatId":2,"FamilyId":9217764,"SeriesId":15715,"LanguageId":56,"PriceMin":3.99,"PriceMax":7.59,"Desirability":130,"PublicationDate":"2021-07-06T00:00:00","Join":null}
Karen's Little Sister (Baby-Sitters Little Sister #6): Volume 6
Martin, Ann M.
Almeda, Christine
Paperback
$6.64
{"Id":12292692,"Title":"Karen\u0027s Little Sister (Baby-Sitters Little Sister #6): Volume 6","Authors":["Martin, Ann M.","Almeda, Christine"],"ShortTitle":"Karen\u0027s Little Sister (Baby-Sitters Little Sister #6): Volume 6","Author":"Martin, Ann M.","Ean":"9781338776591","Isbn":"1338776592","Publisher":"Scholastic Inc.","IsOnShelf":false,"IsIngramAvailable":true,"IsBestSeller":false,"IsRecentArrival":false,"ConditionIds":[1],"GroupIds":[],"ContributorIds":[628257,1353656],"CategoryIds":[848,893],"FormatId":2,"FamilyId":9230179,"SeriesId":15715,"LanguageId":56,"PriceMin":6.64,"PriceMax":6.64,"Desirability":123,"PublicationDate":"2021-12-07T00:00:00","Join":null}
$7.59
{"Id":25135904,"Title":"Karen\u0027s New Year (Baby-Sitters Little Sister #14)","Authors":["Martin, Ann M."],"ShortTitle":"Karen\u0027s New Year (Baby-Sitters Little Sister #14)","Author":"Martin, Ann M.","Ean":"9781338875645","Isbn":"1338875647","Publisher":"Scholastic Inc.","IsOnShelf":false,"IsIngramAvailable":true,"IsBestSeller":false,"IsRecentArrival":false,"ConditionIds":[1],"GroupIds":[],"ContributorIds":[628257],"CategoryIds":[848,893,965],"FormatId":2,"FamilyId":10413835,"SeriesId":15715,"LanguageId":56,"PriceMin":7.59,"PriceMax":7.59,"Desirability":118,"PublicationDate":"2023-12-26T00:00:00","Join":null}
Karen's School Picture (Baby-Sitters Little Sister #5): Volume 5
Martin, Ann M.
Almeda, Christine
Paperback
$7.59
{"Id":12292675,"Title":"Karen\u0027s School Picture (Baby-Sitters Little Sister #5): Volume 5","Authors":["Martin, Ann M.","Almeda, Christine"],"ShortTitle":"Karen\u0027s School Picture (Baby-Sitters Little Sister #5): Volume 5","Author":"Martin, Ann M.","Ean":"9781338776492","Isbn":"1338776495","Publisher":"Scholastic Inc.","IsOnShelf":false,"IsIngramAvailable":true,"IsBestSeller":false,"IsRecentArrival":false,"ConditionIds":[1],"GroupIds":[],"ContributorIds":[628257,1353656],"CategoryIds":[893],"FormatId":2,"FamilyId":9230176,"SeriesId":15715,"LanguageId":56,"PriceMin":7.59,"PriceMax":7.59,"Desirability":104,"PublicationDate":"2021-10-05T00:00:00","Join":null}
$6.29
{"Id":23555411,"Title":"Karen\u0027s Ghost (Baby-Sitters Little Sister #12): Volume 12","Authors":["Martin, Ann M."],"ShortTitle":"Karen\u0027s Ghost (Baby-Sitters Little Sister #12): Volume 12","Author":"Martin, Ann M.","Ean":"9781338815122","Isbn":"1338815121","Publisher":"Scholastic Paperbacks","IsOnShelf":false,"IsIngramAvailable":true,"IsBestSeller":false,"IsRecentArrival":false,"ConditionIds":[1],"GroupIds":[],"ContributorIds":[628257],"CategoryIds":[893,968],"FormatId":2,"FamilyId":null,"SeriesId":15715,"LanguageId":56,"PriceMin":6.29,"PriceMax":6.29,"Desirability":103,"PublicationDate":"2023-04-04T00:00:00","Join":null}
$6.64
{"Id":12292747,"Title":"Karen\u0027s Sleepover (Baby-Sitters Little Sister #9)","Authors":["Martin, Ann M.","Almeda, Christine"],"ShortTitle":"Karen\u0027s Sleepover (Baby-Sitters Little Sister #9)","Author":"Martin, Ann M.","Ean":"9781338776652","Isbn":"1338776657","Publisher":"Scholastic Inc.","IsOnShelf":false,"IsIngramAvailable":true,"IsBestSeller":false,"IsRecentArrival":false,"ConditionIds":[1],"GroupIds":[],"ContributorIds":[628257,1353656],"CategoryIds":[893],"FormatId":2,"FamilyId":9446491,"SeriesId":15715,"LanguageId":56,"PriceMin":6.64,"PriceMax":6.64,"Desirability":98,"PublicationDate":"2022-06-07T00:00:00","Join":null}
$7.59
{"Id":12292730,"Title":"Karen\u0027s Haircut (Baby-Sitters Little Sister #8)","Authors":["Martin, Ann M.","Almeda, Christine"],"ShortTitle":"Karen\u0027s Haircut (Baby-Sitters Little Sister #8)","Author":"Martin, Ann M.","Ean":"9781338776638","Isbn":"1338776630","Publisher":"Scholastic Inc.","IsOnShelf":false,"IsIngramAvailable":true,"IsBestSeller":false,"IsRecentArrival":false,"ConditionIds":[1],"GroupIds":[],"ContributorIds":[628257,1353656],"CategoryIds":[893],"FormatId":2,"FamilyId":12211155,"SeriesId":15715,"LanguageId":56,"PriceMin":7.59,"PriceMax":7.59,"Desirability":92,"PublicationDate":"2022-05-03T00:00:00","Join":null}
$6.64
{"Id":12292711,"Title":"Karen\u0027s Birthday (Baby-Sitters Little Sister #7): Volume 7","Authors":["Martin, Ann M.","Almeda, Christine"],"ShortTitle":"Karen\u0027s Birthday (Baby-Sitters Little Sister #7): Volume 7","Author":"Martin, Ann M.","Ean":"9781338776614","Isbn":"1338776614","Publisher":"Scholastic Inc.","IsOnShelf":false,"IsIngramAvailable":true,"IsBestSeller":false,"IsRecentArrival":false,"ConditionIds":[1],"GroupIds":[],"ContributorIds":[628257,1353656],"CategoryIds":[848,965],"FormatId":2,"FamilyId":11168212,"SeriesId":15715,"LanguageId":56,"PriceMin":6.64,"PriceMax":6.64,"Desirability":90,"PublicationDate":"2022-02-01T00:00:00","Join":null}
Karen's Grandmothers (Baby-Sitters Little Sister #10): Volume 10
Martin, Ann M.
Almeda, Christine
Paperback
$6.64
{"Id":12292774,"Title":"Karen\u0027s Grandmothers (Baby-Sitters Little Sister #10): Volume 10","Authors":["Martin, Ann M.","Almeda, Christine"],"ShortTitle":"Karen\u0027s Grandmothers (Baby-Sitters Little Sister #10): Volume 10","Author":"Martin, Ann M.","Ean":"9781338776676","Isbn":"1338776673","Publisher":"Scholastic Inc.","IsOnShelf":false,"IsIngramAvailable":true,"IsBestSeller":false,"IsRecentArrival":false,"ConditionIds":[1],"GroupIds":[],"ContributorIds":[628257,1353656],"CategoryIds":[848,893],"FormatId":2,"FamilyId":12280713,"SeriesId":15715,"LanguageId":56,"PriceMin":6.64,"PriceMax":6.64,"Desirability":90,"PublicationDate":"2022-08-16T00:00:00","Join":null}
$6.64
{"Id":23329598,"Title":"Karen\u0027s Prize (Baby-Sitters Little Sister #11): Volume 11","Authors":["Martin, Ann M."],"ShortTitle":"Karen\u0027s Prize (Baby-Sitters Little Sister #11): Volume 11","Author":"Martin, Ann M.","Ean":"9781338815092","Isbn":"1338815091","Publisher":"Scholastic Paperbacks","IsOnShelf":false,"IsIngramAvailable":true,"IsBestSeller":false,"IsRecentArrival":false,"ConditionIds":[1],"GroupIds":[],"ContributorIds":[628257],"CategoryIds":[893],"FormatId":2,"FamilyId":null,"SeriesId":15715,"LanguageId":56,"PriceMin":6.64,"PriceMax":6.64,"Desirability":76,"PublicationDate":"2022-12-06T00:00:00","Join":null}
$6.64
{"Id":24585693,"Title":"Karen\u0027s Surprise (Baby-Sitters Little Sister #13): Volume 13","Authors":["Martin, Ann M."],"ShortTitle":"Karen\u0027s Surprise (Baby-Sitters Little Sister #13): Volume 13","Author":"Martin, Ann M.","Ean":"9781338875638","Isbn":"1338875639","Publisher":"Scholastic Paperbacks","IsOnShelf":false,"IsIngramAvailable":true,"IsBestSeller":false,"IsRecentArrival":false,"ConditionIds":[1],"GroupIds":[],"ContributorIds":[628257],"CategoryIds":[893,965],"FormatId":2,"FamilyId":10166109,"SeriesId":15715,"LanguageId":56,"PriceMin":6.64,"PriceMax":6.64,"Desirability":70,"PublicationDate":"2023-10-03T00:00:00","Join":null}
Karen's Kittycat Club (Baby-Sitters Little Sister #4): Volume 4
Martin, Ann M.
Almeda, Christine
Hardcover
$24.69
{"Id":12292243,"Title":"Karen\u0027s Kittycat Club (Baby-Sitters Little Sister #4): Volume 4","Authors":["Martin, Ann M.","Almeda, Christine"],"ShortTitle":"Karen\u0027s Kittycat Club (Baby-Sitters Little Sister #4): Volume 4","Author":"Martin, Ann M.","Ean":"9781338763065","Isbn":"1338763067","Publisher":"Scholastic Inc.","IsOnShelf":false,"IsIngramAvailable":true,"IsBestSeller":false,"IsRecentArrival":false,"ConditionIds":[1],"GroupIds":[],"ContributorIds":[628257,1353656],"CategoryIds":[700,893],"FormatId":1,"FamilyId":9217758,"SeriesId":15715,"LanguageId":56,"PriceMin":24.69,"PriceMax":24.69,"Desirability":17,"PublicationDate":"2021-08-03T00:00:00","Join":null}