The Trixie Belden series is from the 80's. It is a great mystery series for kids and adults

A fun read.
#5 in the series.

"Don't be silly," Trixie cried impatiently. "I'm not going to go far enough away to get lost." She darted off along the narrow path &, a few minutes later, found herself in another small clearing. There she came upon a scene that was so frightening she couldn't even scream. She just stood there, staring w/ horro, then turned & raced back to Honey...