Mystery Inc. is going on a road trip, but their vacation takes an unexpected turn—a UFO has landed nearby! When they go to investigate, they find little gray aliens coming out of the ship and the gang can’t believe their eyes. Is this really a first encounter, or is an Earthling behind this crash landing? Your choices will help discover the truth in this intergalactic You Choose mystery.

When Scooby-Doo and the Mystery Inc. gang visit a famous mansion once owned by horror filmmakers Jeffrey and Madeline Mayhew, they discover they’ve arrived at a pretty creepy place. With its maze-like layout, strange stairways that abruptly end at the ceiling, doors opening to reveal brick walls or two-story drop-offs, and multiple secret passageways, the mansion has become a top tourist attraction. But with reports of ghosts with glowing eyes scaring away tourists, the gang know they must investigate the mansion and find out exactly who or what is at the bottom of this. And they need your help!”

Scooby-Doo and the rest of the Mystery Inc. gang are excited to be going to an airshow at their friend Kevin Ryan’s airfield. The grand finale features a replica of the mysterious Silver Hawk, a World War II B-17 bomber plane famous for mysteriously vanishing before it ever went to war. But when it turns out to be the real Silver Hawk and that the hangar at the airfield is being haunted by ghost pilots, it becomes obvious that Scooby and the gang’s crime-solving skills are needed. Can you help Scooby and the gang solve the mystery?

It's a Scooby-Doo reunion when Scooby and the rest of the Mystery Gang gather at a circus carnival under the big top. But when the clowns enter the ring, things go from merry to mayhem: clowns turn into robots, Scooby Snacks are snatched, and parents are kidnapped! It's up to you to help Scooby and the rest of the gang unravel the mystery of the three-ring circus in this You Choose ebook adventure.