Outdoor Girls at Rainbow Lake by Laura Lee Hope is a delightful adventure story for children. The book follows the adventures of a group of girls who spend their summer vacation at Rainbow Lake, where they encounter mysteries and exciting challenges. The characters are well-developed and relatable, making it easy for readers to connect with their experiences. The plot is engaging and fast-paced, keeping readers hooked from start to finish. Overall, Outdoor Girls at Rainbow Lake is a fun and entertaining read that is sure to capture the imaginations of young readers.

Book Description:
"The Outdoor Girls at Rainbow Lake; Or Stirring Cruise of the Motor Boat Gem" is the second volume is a series of adventure books for girls. In this book, one of the girls becomes the proud possessor of a motor boat and invites her club members to take a trip down the river to Rainbow Lake a beautiful sheet of water lying between the mountains.

These are the tales of the various adventures participated in by a group of bright, fun-loving, up-to-date girls who have a common bond in their fondness for outdoor life, camping, travel, and adventure. They are clean and wholesome and free from sensationalism.