Nicky Roth should be happy-he's finally proven that his best friend, Aaron, and Aaron's younger sister, Mya, are missing. Better yet, the police are actually doing something: they've plastered the town with missing posters, and have organized weekend search parties for the kids. But Nicky can't seem to pry his eyes from the house across the street, especially after he sees a frantic SOS coming from Aaron's room in the Peterson house. After what happened...

Cuba is one of the nearest neighbors to the United States. Readers will discover how Cuba and the US are alike and how they differ as they read about the land and people, animals and holidays. Hello, neighbor!

Guatemala is an important neighbor to the United States. Readers will discover how Guatemala and the US are alike and how they differ as they read about the land and people, animals and celebrations. Hello, neighbor!

Mexico is one of the oldest civilizations in North America. Readers will discover how Mexico and the United States are alike and how they differ as they read about the land and people, animals and holidays. Hello, neighbor!

It's been four months since Nicky Roth has seen his best friend and neighbor, Aaron Peterson. Aaron's father, a reclusive theme park designer, told the town that Aaron and his sister Mya are living with a relative far away, but Nicky can't seem to accept it. Plagued by terrifying nightmares of robotic mannequins, rotting theme parks, and a dark basement, Nicky teams up with his friends from school to find out what really happened to Aaron and Mya....

"As construction begins on the Golden Apple Amusement Park, Aaron Peterson is becoming increasingly worried about his father. Working late nights in his study, Aaron's dad seems to be fraying at the edges, pushing, and sometimes breaking, the laws of engineering with his new schematics...But his fears over his father's work is complicated by a dark discovery: a network of tunnels running underneath the town of Raven Brooks"--

When Piper Klein moves to her late father's hometown, Raven Brooks, she finds her situation a lot different from what she expected, and the town itself remarkably strange, and she wonders what Mr. Peterson has to do with it being that way.