After years in foster care, April gets to live in a mansion where she and four other children are caught up in a mystery related to a missing heir, a lost legacy, and the Phantom.

A once-intrepid spy, a dignified rodent, and a girl with a perplexing past team up to find out who is draining the minds of great scientists of their knowledge.

Nate the Great and his cousin Olivia are on the case of a runaway turkey, but unfortunately the clues appear to contradict each other.

A charming old inn recently bought by Nancy Drew's friends appears to be jinxed, and Nancy finds herself involved in a dangerous mystery.

With the help of a long lost relative, and a little magic, Sabrina Grimm and her sister Daphne try to find out who has kidnapped their parents and rescue them.

Jigsaw's school is haunted! Some kids saw a ghost dancing in the classroom. Jigsaw Jones is not afraid. He will catch this glowing ghost ... even if he has to stay after school to do it!

A brass-bound trunk mistakenly delivered to Nancy's cabin on a New York-bound ocean liner becomes the first clue leading her to suspect that international jewel thieves are aboard.

The prize for the pet show is missing. Jigsaw enters his dog Rags in the contest and has an idea to solve the case.

"What's bright and shiny and hard to find? Buried treasure! Jigsaw's class finds a hidden riddle that leads them on a treasure hunt ..." Eddie Becker is convinced he has a million-dollar idea, but someone has snatched his top-secret invention folder. Jigsaw and Mila may have to invent some sleuthing gadgets of their own to solve this mystery. Includes a sticker sheet. Illustrations. Consumable.