The Maze of Bones (Book One) by Rick Riordan (220 pages) Miss Simer’s Rating: ***
Amy and Dan Cahill’s grandmother Grace is loaded. Her family treats her well hoping to inherit her millions when she dies. Amy and Dan are different though. Since their parents’ death, Grace has been the one adult who really cares for them. When Grace does pass away, the children and other members of the family attend the reading of her will and are shocked to find out they can take a $1 million inheritance or they can choose to embark on a worldwide adventure that will lead to being the most powerful Cahill ever. Amy and Dan choose to participate in the adventure and they soon become the target of the other teams competing in the quest. While researching all things Benjamin Franklin, they travel to Philadelphia and Paris, delving deep into the catacombs of the city to find the maze of bones. This is the first book in a series of 10 and the action moves pretty rapidly.
One False Note (Book Two) by Gordon Korman (174 pages) Miss Simer’s Rating: ***
Amy and Dan Cahill’s search for the 39 clues has taken them to Vienna, Austria, and the home of classical composer Wolfgang Amadeus Mozart. They go to Mozart’s home and look in the private library for a diary written by Mozart’s equally talented sister. But, the diary has already been stolen by Jonah Wizard. Amy and Dan must find the diary while still avoiding their competitors who are still trying to kick them out of the game permanently. Soon, they travel to Venice, Italy, and find the secret lair of the Janus clasn - the artists of the Cahill ancestry. Where in the world will their search take them next?

The Sword Thief (Book Three) by Peter Lerangis (156 pages) Miss Simer’s Rating: ***1/2
The trail of the 39 clues has now led Amy and Dan to Japan in search of the maker of the swords they found in Venice. While waiting to board their plane to Japan, their tickets are stolen by the Kabras, but Amy and Dan are rescued by Alistair Oh and taken aboard his private plane. They make a stop in Russia to throw off Irina, who is following them, and then head to Japan. Soon, they meet up with the Kabras once again, and Alistair, Amy, and Dan agree to an alliance for this clue. They discover the secret to the third clue lies in Korea, which is Alistair’s homeland. Can they trust Alistair or the Kabras with what they discover? Find out in this third installment of the series!

Beyond the Grave (Book Four) by Jude Watson; 190 pages; Miss Simer’s Rating: ***
After almost being buried alive, Amy and Dan continue on their search for the 39 clues. Their search takes them to Egypt in this fourth installment of the series. Some new faces appear on their trail too: Theo, a dashing archaeologist who has Nellie eating from the palm of his hand; Bae Oh, Alistair’s evil uncle who is an uninvited guest on this scavenger hunt; and Hilary Vale, Grace’s oldest friend who arrives to help the Cahill’s uncover the secrets Grace left behind for them. Meanwhile, Irina, Alistair, and Jonah are still tracking them closely and setting up traps for the Cahills at every turn. This time, Amy and Dan have a message from Grace as a guide to help them find the clues before anyone else. Will it be enough to solve the mystery she left behind?
The Black Circle (Book Five) by Patrick Carman; 168 pages; Miss Simer’s Rating: ***1/2
Amy and Dan make their way to Irina’s homeland, Russia, in this novel - and they’re going alone. While Nellie stays behind in Egypt, the kids take off for Russia following a clue given to them by “NRR.” They aren’t sure who NRR is, but they’re certain he or she was close with Grace and is giving them the inside track toward finding the next clue. They become unexpected allies with the Holt family when they realize they can’t visit all the necessary locations to find the clue in the time that they have. Their clue told them the “door” would close in so many hours, so the kids have to work fast. Their search connects them to clues about Russia’s famous royal family that was slaughtered - and the child Anastasia who may have survived the firing squad. With Irina and the Kabras close on their tail, the Cahills must do whatever it takes to reach the clue before anyone else.