This digital box set contains the first four mysteries in the Project Adventure children’s books series.

Preteens Ethan and Matt are best friends and founders of the Project Adventure kid-detective agency. They are always looking for adventures, solving a good mystery, and making new friends. Together, they embark on exhilarating adventures that strengthen their friendship, courage, and social skills.

The Heart of the Island: Ethan and Matt head into their first great adventure to find a lost diamond, called The Heart of the Island. They must overcome their fears, escape the bullies chasing them, and face spooky bat-filled caves as they take on the quest to find the treasure.

Rumble at the Zoo: Ethan and Matt receive a call for help from the Skywalk Zoo. Recently, the animals at the Zoo have been taking turns in behaving weirdly and aggressively, scaring visitors away. The police are no help and if Lisa doesn’t figure out why it’s happening, the Zoo will be shut down and the animals put to sleep...

The Courtside Mystery: Ethan and Matt are looking forward to spending time at basketball camp, just playing. But as they arrive, they find out about a weird incident at a basketball game at their camp the week before. The police think it’s just an accident, but the big rivalry between the two local basketball teams prompts the two friends to resume their solving mysteries activities.

The Scrapyard Shakedown: Ethan and Matt face freezing winter weather and sinister villains as they are tracing the shadowy figures lurking around the local scrapyard at the edge of town. The stakes are high and involve saving the dad of their new friend, Kalea.