Grosset Dunlap imprint: 694 books

Frank and Joe are called upon to find a wealthy industrialist’s son who has mysteriously disappeared. The only clue in the case leads the two young detectives to South America, where the intrigues of evil adversaries almost cost them their lives. Only through their courage and perseverance do the Hardys solve one of the toughest cases they have ever tackled.

The launching of the Firebird Rocket is endangered when a famous rocket scientist disappears without a trace on his way to the Woomera Monitoring Station in Australia. Assigned to the case, Fenton Hardy tells his sons he needs their help. And Frank and Joe must turn down a request that they find the...

At first, Lola does not want her wobbly tooth to ever fall out, but when she learns about the tooth fairy, she wiggles and wobbles her tooth until out it pops! Finally it is time to go to bed—but the tooth has disappeared! Now how will Lola convince the tooth fairy that she really did lose her tooth?...

It’s so very easy for Charlie to scare his little sister, Lola . . . but just once, Lola wants to make Charlie jump. Lola tries absolutely everything she can think of, including practical jokes, dressing up like a creepy ghost, and telling a really scary story. But no matter what she does, nothing seems to work! Will Lola ever make Charlie jump?

What, Lola bored? Lola is usually very busy?and very funny!?but today she?s really not feeling well! Charlie does everything he can to help, bringing Lola cookies and pink milk and even a bunch of flowers. But the flowers make Lola sneeze and the pink milk tastes green! Even worse, Charlie has promised...

Sam's school is hosting a talent show to raise money for the Environmental Center. But Sam doesn't have a talent to perform! Or so he thinks. He tries juggling, but just can't get the hang of it. Plus, his arch-nemesis, Wax, decides to juggle in the talent show as well--and Wax is good. But in a moment...

When Chris Taylor discovers that the residents of the retirement home where he volunteers are secretly monsters--and have stolen what appears to be his life essence--he leaves to recruit his friends to help him get it back. But once they return to the retirement home, the boys find themselves at the...

Here is the eighth title in Edgar Award Winner Dori Hillestad Butler's not-too-scary chapter book mystery series, The Haunted Library. Kaz are Claire are called on for another case! A family thinks their house is haunted, making it difficult for them to sell it. Will Kaz and Claire be able to figure out what's going on, and find more of Kaz's family members along the way?

Edgar Award Winner Dori Hillestad Butler gives us the ninth title in her not-too-scary chapter book mystery series, The Haunted Library. Kaz are Claire are on the case again—this time, they're looking for Kaz's long-lost uncle! Their search takes them to a bakery and a movie theater. Along...

The scoop on animal poop! Animals poop, that's a given. But what does this natural output say about what's going on inside an animal? Ask Sarah Putnam, the "Poop Sleuth" at Smithsonian's National Zoo. Sarah and the other scientists and assistants in her lab study animal scat—what it looks...

During Color War, Natalie buddies up to the sixth division girls and ditches her fifth division friends, who couldn?t be more immature. Then Nat inadvertently catches the attention of a sixth division boy, and without so much as a blink of an eye, she?s kicked out of the sixth division circle flat...

Jenna is psyched to have all of her friends up to her lake house! Greenwood Lake is so much fun, especially on Memorial Day weekend, when they have an annual county picnic and an old-fashioned carnival. The weekend is off to a perfect start . . . until Jenna’s brother invites David, her old crush...

Zing, zong, zing. Brain flash! A visiting superhero. Broken water pipes. Alligators? It's time for an Escapade! Clint McCool always has a lot of great ideas. That’s what makes him such a great hero. But sometimes he has too many great ideas. Armed with his super-powered cap, his brain flashes,...

Zing, zong, zing. Brain flash! A pirate hook. Underground tunnels. Brains in jars. It's time for an Escapade! Clint McCool always has a lot of great ideas. That’s what makes him such a great hero. But sometimes he has too many great ideas. Armed with his super-powered cap, his brain flashes,...