Finding a genuine haunted house for a movie set sounds like fun—and a great way to generate publicity for the Three Investigators' new detective agency. But when the boys arrive for an overnight visit at Terror Castle—home of a deceased horror-movie actor—they soon find out how the place got its name!

Hot on the trail of seven talking parrots that have seemingly vanished into thin air, the Three Investigators are in more trouble than ever. Danger lurks at every turn as they search for the birds, each of whom can quote part of a coded message from a mysterious dead man.

When Ra-Orkon, a 3,000-year-old mummy, begins to whisper strange words in an ancient Egyptian tongue, the Three Investigators are determined to find out the facts: Why is he speaking? What is he saying? And how is the horrible curse of Ra-Orkon about to be fulfilled? Originally published in hardcover beginning in 1964, these classic mystery/adventure stories feature three boys—Jupiter Jones, Pete Crenshaw, and Bob Andrews—who establish a detective firm with the motto "We Investigate Anything!" Perfect for summer reading, these suspenseful action stories will appeal to both boys and girls.

A green ghost oozes through the walls of a crumbling old mansion, leading The Three Investigators to an open coffin and a grinning skeleton wearing a string of priceless Chinese Ghost Pearls. When the ghost disappears—along with the pearls—the sleuths are off on their strangest case ever!

Missing: One fabulous, jewel-encrusted belt, once owned by the ancient emperors of Japan. The Three Investigators are ready to jump into action, but officials at the Peterson Museum turn them away for being too young. Then a strange twist of fate brings Jupe, Pete, and Bob on the case, and the boys are soon surrounded by master criminals—who will stop at nothing to hold on to their stolen fortune! Is the priceless belt lost for good, or will the Three Investigators be able to save the day?

Skeleton Island is the next stop for The Three Investigators, where they encounter a movie company and a ghost.

The prince of Varania must find the royal badge of office, a jeweled silver spider, in order to be crowned. There's just one problem—the silver spider has been stolen! It's up to the Three Investigators to find the spider and save the prince from his deadly political enemies!

The alarm clock went off with the bloodcurdling scream of a woman in mortal terror! Who could have made such a clock—and why? The Three Investigators immediately set out to discover where the mysterious clock came from. When they come across a run-down house in Hollywood, they find an entire room full of dreadful clocks—and time is running out!

While vacationing on a California ranch, three boys decide to investigate strange wails that come from a mysterious cave where a famous outlaw disappeared.

Keď Jupiter kúpi na dražbe lodný kufor kúzelníka Veľkého Gulivera, vôbec netuší, čo kufor ukrýva - hovoriacu lebku. Lebka kýchne v Hlavnom stane a večer odovzdá Jupiterovi tajomný odkaz.