The Case of the Secret Valentine
by James Preller
Someone is secretly sending Jigsaw Valentines. When Jigsaw thinks about each valentine as a clue, the case starts to come together. It's a red-hot mystery for Jigsaw and Mila, the best detectives in the second grade. Jigsaw puzzles are like mysteries - you've got to look at all the pieces to solve the case.
Release Date:
December 31, 1998