Samantha Archer couldn't be more excited about her class trip to Scrub Brush, the cool frontier town. But from the second they arrive, it's clear someone's tryi

Samantha Archer, also known as Sam, couldn’t be more excited about her class trip to Scrub Brush, the cool frontier town. But from the second they arrive at t

Cat and her friends visit Mount Rushmore, and things quickly get mysterious.

Funny, unique mysteries solved by funny, unique kids.

Four fun kids find themselves in the middle of a mystery on every school field trip they take! Visual and verbal clues are sprinkled throughout the story to hel