The Hardy Boys Secret Files Collection Books 1-5 (Boxed Set): Trouble at the Arcade; The Missing Mitt; Mystery Map; Hopping Mad; A Monster of a Mystery (Hardy Boys: The Secret Files)

The Hardy Boys Secret Files Collection Books 1-5 (Boxed Set): Trouble at the Arcade; The Missing Mitt; Mystery Map; Hopping Mad; A Monster of a Mystery (Hardy Boys: The Secret Files)

The Nancy Drew and the Clue Crew Collection (Boxed Set): Sleepover Sleuths; Scream for Ice Cream; Pony Problems; The Cinderella Ballet Mystery; Case of the Sneaky Snowman

The Boxcar Children Mysteries Boxed Set 1-4: The Boxcar Children; Surprise Island; The Yellow House; Mystery Ranch