Rebecca is off to summer camp, where she can't wait to swim, canoe, and meet new girls. She loves the shivery tales told around the campfire and seeing the stars and fireflies at night, but making friends turns out to be harder than she expected. What secrets is her bunkmate hiding--and why? When camp pranks start getting out of hand and a girl goes missing, Rebecca is determined to find out what's really going on at Camp Nokomis.

After Rebecca meets a new family in her New York City apartment building and helps watch their fussy baby while they are moving in, she becomes convinced that they have been victimized by the kidnappers that have been operating in their neighborhood.

Volunteering at the Brooklyn Botanic Garden in the early 1900s, Jewish cousins Rebecca and Ana must find the real culprit when they are unfairly blamed for a series of mishaps in the Japanese garden.

After a series of odd mishaps befall a young Broadway actress, Rebecca decides to find out if someone is trying to keep the starlet off the stage.