The Roy J. Snell Mystery MEGAPACK ®: 20 Young Adult Mysteries!

Jane Withers and the Phantom Violin

The Secret Mark

Red Dynamite: A Mystery Story for Boys

Whispers at Dawn, Or, The Eye

The Crimson Flash

Witches Cove: A Mystery Story for Girls

Candid Camera Detective and By Bursting Flash Bulbs: 2 Jimmie Drury Mysteries

Riddle of the Storm

The Purple Flame

The Crystal Ball: A Mystery Story for Girls

The Second Girl Detective Megapack: 23 Classic Mystery Novels for Girls