Fredi, a sax-playing frog, finds that she has a broken reed on her instrument's mouthpiece. One by one, she seeks out her band members to learn how sound and vibration work in each of their instruments. The book prominently features multicultural community, friendship, and music. This interdisciplinary book can be used in subjects as in science, social studies and reading. At the end of the book, readers will find instruction for dancing the Cha Cha, as well as crossword puzzle and word finder games. An accompanying activity book called "Connecting the Dots with Fredi" is also available. Additionally, a free download of the song, "Fredi's Cha Cha," from her latest CD, "Diggin' The Day," is available at www.marshaheydt.com under "Publications." The book is geared for children from 5-8 years old.