Joan Lowery Nixon

On a walk in the woods, Sean and Brian find a scary footprint Sean Quinn does not like the sound of spending a weekend in a neighborhood named Grizzly Hill. Although his friend Alan assures him the development has been bear-free for a century, Sean is not convinced. The woods are thick and dark, and there's an old grizzly den not far from Alan's house. And when Brian discovers a strange footprint on a forest path, Sean starts to wish he had stayed...

When a spoiled kid disappears, the Casebusters go spelunking with a pirate's ghost Sean and Brian Quinn have never liked Lester Hopper. The seven-year-old is spoiled rotten, and looks down on every kid he knowseven the ones who are taller than him! But one night, Lester disappears and a ransom note warns the Hoppers not to contact the police. The Casebusters are going to need to solve their most serious mystery yeta possible kidnapping.   Before...

While on vacation at a dude ranch, the Casebusters chase a horse thief Sean and Brian Quinn can't think of anywhere cooler than the Austin Dude Ranch. Although neither has ever ridden a horse, they're positive that playing cowboy is going to become their favorite pastime. But before they can learn to rope and ride, they're going to have to practice their other favorite hobby: solving mysteries.   A racehorse has been stolen from the neighboring farm,...

The Casebusters investigate accidents at an abandoned theaterwhere a ghost is the chief suspect! Ever since the new mall opened on the other side of Redoaks, the area around the historic Culbertson Theater has been abandoned. But when a local developer wants to bulldoze the area and turn it into a shopping center, someone inside the theater decides to take matters into his own handshands that may be alive or dead.   After a sandbag falls on a building...

When an Internet prank turns serious, Sean becomes the main suspect Bored in computer class, Sean Quinn and his friend Matt decide to liven things up with a little computer prank. But the laughs stop quickly when they accidentally hurt a younger student's feelings, earning themselves a quick trip to the principal's office. That night, Sean receives an anonymous email praising him for the prank, and promising to avenge his punishment by causing trouble...

While on vacation in Oregon, Chris and Sean encounter a meat-locker mystery. Piney Point is one of the most beautiful places Sean and Brian Quinn have ever seen, but as far as Brian is concerned, it's not half as pretty as Jennifer Hicks. And getting to know the hotel manager's daughter while his younger brother goofs off in the pool sounds like the perfect vacation. But when a string of thefts upset Brian's new friend, vacation is over, and the Casebusters...

Ann, a young girl in eighteenth-century Williamsburg, wants to become a doctor like her father, but she is not allowed even to study Latin or mathematics.

After having been a slave on Carter's Grove plantation near Williamsburg, Virginia, since childhood, Caesar finally finds a way to plan his own future.

Sent away on an orphan train by his self-centered father Jessie, Will keeps hoping Jessie will return to claim him, even though the people he lives with care for him far more.

Thirteen-year-old Stacy is sunbathing in the backyard when she hears a strange noise from inside the house. Turning to look, she sees a man with a gun burst through the door; then everything goes black. She wakes up in a hospital bed to learn that she has spent the last four years in a catatonic state. Suddenly 17, she finds herself struggling to adjust and fighting to remember what happened to her. She is the only witness to the shooting that injured...