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Books in New Adventures of Mary-Kate and Ashley series

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  • The Case of the Tattooed Cat

    Mary-Kate Olsen

    Paperback (Harper Entertainment, March 15, 2003)
    A tradition of excellence. We ship daily! Shiips from location closest to you, Georgia, Central Tennessee, or Alabama.

  • New Adventures of Mary-Kate & Ashley #46: The Case of the Unicorn Mystery:

    Mary-Kate & Ashley Olsen

    Paperback (HarperEntertainment, March 1, 2005)
    In Mary-Kate and Ashley's most unusual case yet, thier number once suspect is a unicorn! But that's impossible. Unicorns don't exist. All the Trenchcoat Twins know is that someone -- or something -- has destroyed thier friend Lindsay's picture-perfect tulips for the upcoming flower show and all clues point to a live unicorn!
    O

  • New Adventures of Mary-Kate & Ashley #42: The Case of the Cheerleading Tattletal:

    Mary-Kate & Ashley Olsen

    Paperback (HarperEntertainment, June 29, 2004)
    Mary-Kate and Ashley are back at cheerleading camp and their squad is practicing hard to win the big competition. Each day they create unique cheers and stunt, but somehow, within hours, the rival squad seems to find out about it and put it into their own routine. Someone on the twins' squad is a snitch. Can the twins find and stop the tattletale in time?
    O

  • The Case of the Surprise Call

    Melinda Metz

    Paperback (Scholastic Paperbacks, Feb. 1, 1999)
    When someone breaks into Great-Grandma Olive's detective clubhouse, Mary-Kate and Ashley get to work solving the mystery with clues that involve a singing dragon, footprints from a giant rabbit, and mysterious phone calls. Original.
    N

  • The Case of the Game Show Mystery

    Mary-Kate & Ashley Olsen

    Paperback (HarperEntertainment, Jan. 8, 2002)
    Ashley and I were thrilled to be on our favorite TV game show, Double Trouble. But someone wanted us to lose -- big-time. This was one case we had to solve on the double!
    M

  • The Case of the Shark Encounter: A Novelization

    Nancy E. Krulik

    Paperback (Scholastic Paperbacks, Feb. 1, 1997)
    When the sharks at Sea World begin to sing, everyone believes that someone is playing a silly trick, and Trenchcoat Twins Mary-Kate and Ashley consult fish expert Dr. Charlene Finn to figure out what is going on
    N

  • The Case of Camp Crooked Lake

    Mary-Kate & Ashley Olsen

    Paperback (HarperEntertainment, July 2, 2002)
    Help! Strange things are happening at Camp Crooked Lake! When our snacks disappeared, we didn't think much about it. But when we found snakes in our beds, we were on the case! Now Ashley and I need to figure out what's really going on -- before summer is ruined for everyone!
    Q

  • The Case of the Easter Egg Race

    Heather Alexander

    Paperback (Harper Entertainment, March 15, 2004)
    Mary-Kate and Ashley are revved up for the big Easter Egg Race. Whoever finds the most gold Easter eggs the fastest wins the grand prize--the chance to star in a TV commercial But when someone steals the secret map showing where the eggs are hidden, Mary-Kate and Ashley must find the thief fast

  • Super Secret Detective Kit: Become a Super Detective-Just Like the Trenchcoat Twins

    Linda Williams Aber

    Paperback (Scholastic, April 1, 1999)
    Offers advice and tricks of the trade from the Trenchcoat Twins.
    P

  • New Adventures of Mary-Kate & Ashley #31: The Case of the Giggling Ghost:

    Mary-Kate & Ashley Olsen

    Paperback (HarperEntertainment, Sept. 3, 2002)
    Mary-Kate and Ashley are excited to attend their town's annual Halloween Carnival. Every year, the carnival's proceeds go to charity -- but this year, few people are riding the rides or playing the games. That's because there's a ghost at the carnival that's scaring all the kids away!The girls must figure out who or what the spectre is -- and how to get rid of it -- or the carnival doesn’t stand a ghost of a chance!
    O

  • The Case of Thorn Mansion: A Novelization

    Nina Alexander

    Paperback (Scholastic Paperbacks, Dec. 1, 1997)
    Investigating the spooky, deserted Thorn Mansion, Trenchcoat Twins Mary-Kate and Ashley seek out the truth behind such mysteries as an eerie humming noise, puddles of mysterious goo on the floor, and a strange thick fog. Original.
    N

  • New Adventures of Mary-Kate & Ashley #32: The Case of the Candy Cane Clue:

    Mary-Kate & Ashley Olsen

    Paperback (HarperEntertainment, Nov. 5, 2002)
    Ashley's Detective NotebookThere is only one Singalong Sammy doll left on Earth -- and it's missing!Sammy was stolen during Patty's slumber party at a really cool toy store -- Toy World.Now everyone at the party is a suspect -- including us!Mary-Kate and I have to find the real crook before morning -- or everyone at Patty's party is in big touble!
    O