In Model Crime, the first book in the exciting new Model Mystery Trilogy, Nancy's friend Sydney is getting married, but things keep going horribly wrong at the wedding. Who would want to ruin someone's special day? In Model Menace, just as things seem to be settling down, a mysterious menace has sabotaged Sydney's reception. Can Nancy stop the troublemaker before it's too late?

In Treasure Trouble, Nancy, George, and Bess are headed to Barnacle Beach for a pirate-themed birthday party. But when the treasure chest filled with party favors disappears, playtime is over. With the help of a mysterious treasure map, the Clue Crew needs to reclaim the missing loot before the party's completely ruined. In Double Take, the Clue Crew has competition--one of their classmates has started a rival sleuthing club Can Nancy and the girls solve the latest case before the phony detectives do?

George, Bess, and I were so excited when we won an amazing vacation at an eco-resort in Costa Rica. Fun, sun, surf -- all in the name of ecology and helping to keep our planet clean. But, as always, dirty business seems to follow me wherever I go, and this resort isn't as spic 'n' span as we originally thought.

After a string of increasingly dangerous "accidents," it seems that there is a jealous predator staying at the resort, making trouble for the management and the guests. Against the urging of my friends, I know that I need to take this case and get to the bottom of it before our...

I'm beginning to think Sydney and Vic's marriage was doomed from the start. First Sydney's best friend, Candy, tried to sabotage the wedding. Then Vic's onscreen beau brought a knife to the ceremony -- and it wasn't just for cutting the cake. Luckily, we caught her before any damage was done.... But is she the real culprit? Or does someone else have it in for these two newlyweds?

Strange things kept happening on the happiest day of Sydney and Vic's lives -- and now trouble has followed them on their honeymoon Some things just don't add up, and I need to get to the bottom of it before...

In Green with Envy, book two in the Eco Mystery trilogy, Nancy continues her investigation into the ecological abuses at the Casa Verde resort in Costa Rica. Everything's not as shiny and clean as it seems, and Nancy must figure out who is dumping pollutants at the resort.

Seeing Green is the stunning conclusion to this smart, three-book case and brings Nancy and company back to River Heights, where they continue to investigate Green Solutions, the shady American company that is defrauding Casa Verde.

In Buggy Breakout, spring has sprung, bringing...bugs? The Clue Crew must use their best detective skills to recover the Bug Club's prize insect.

In Camp Creepy, the girls take a school trip to Taos, New Mexico A classmate's uncle has opened a new camp and the kids of River Heights Elementary are invited to come test it out. But when a series of mysterious incidents ruin Nancy's art project, Nancy thinks something eerie is at work. Could she have upset the Taos Indian spirits?

When the cash box is stolen from the local carnival, all signs point to Ned as the thief. He couldn't possibly have done this--or could he? But, as with all of Nancy's cases, this goes much deeper than a few missing bucks as she uncovers a plot involving financial mismanagement and finger-pointing. Nancy manages to solve the mystery of the missing cash, but uncovers more trouble along the way. Read on in book #44 for the stunning conclusion to the Sabotage Mystery Trilogy

Nancy may have successfully cleared Ned from suspicion when the local carnival's cash box went missing, but along the way she uncovered a deeper plot. In the stunning conclusion, Nancy finally uncovers who is sabotaging the Daughters of River Heights carnival.

Nancy's cases are more mysterious than ever with exciting three book plot arcs