"Duke the deaf dog learns that some noises are loud and some are quiet. Whether it's a tapping crayon, a beeping fire drill, or a crinkly candy wrapper, both parents and children alike will understand the need to know the difference between noises. A fun, engaging way to teach children that some noises are not polite."-- Page 4 of cover

Includes photographs of how to sign 12 words in ASL, an ASL concepts lesson by Amy Willman, MS.