After a dying criminal confesses that his loot has been stashed "in the tower", the Hardy boys make an astonishing discovery.,

Newly arrived in 1892 New England, Abigail Rook becomes assistant to R. F. Jackaby, an investigator of the unexplained with the ability to see supernatural beings, and she helps him delve into a case of serial murder which, Jackaby is convinced, is due to a nonhuman creature.

The blatant acts of a lady swindler posing as Nancy Drew arouse the suspicion of friends and local police against the real Nancy.

Though it means Nate can't get his dog ready for the smartest pet contest, he agrees to search for the missing prize for the contest.

This is a large print edition of The Adventures of Sherlock Holmes in a collection of twelve short stories by Arthur Conan Doyle, featuring his fictional detective Sherlock Holmes.

"The Virals must find a geocache concealing a bomb--and the clock is ticking."--

Nancy, Bess, and George are on a cruise ship tour of Alaska, and the cruise director needs Nancy's help when strange things keep happening.

On Green Day at her school, Cam and her classmates discuss ways to protect the environment, but when money collected for the the school's new skylights disappears, Cam uses her photographic memory to solve the mystery.

If I'm in the game, I play to win. So as captain of my team in the River Heights Biking for Bucks charity road race, my goals are to bring my team over the finish line first -- and to catch a thief along the way! See, all of the money we raised before the race has been stolen -- and I know I can find it. With two days, practically no clues, and a bike race to win, I've got my work cut out for me. But with Bess, George, and Ned on my team, what could...

When strange and seemingly unrelated events start to happen and a precious Vermeer painting disappears, eleven-year-olds Petra and Calder combine their talents to solve an international art scandal.