Christina, Grant, Mimi, Papa visit Papa's good friend who lives on a cattle ranch in Nevada. They land the Mystery Girl on a small airstrip on the ranch near Area 51 and soon learn that the rancher and his wife have been losing their cattle. While trying to solve the mystery of the missing cattle, Christina and Grant find a "crop" circle clue. Could it be alien abductions? This spooky mystery has the kids traveling in an RV, riding on 4-wheelers, visiting a few ghost towns and getting stuck in a mine.
This mystery incorporates history, geography, culture and cliffhanger chapters that keep kids begging for more! Each mystery includes SAT words, educational facts, fun and humor, a scavenger hunt and activities. Each Carole Marsh Mystery has Accelerated Reader Reading Levels, Lexile Measures, Fountas & Pinnell Guided Reading Levels and Developmental Reading Assessments Levels.