quack noise

The Experience of Noise - by Basil Vassilicos & Giuseppe Torre & Fabio Tommy Pellizzer (Hardcover)

Neuronal Noise - (Springer Computational Neuroscience) by Alain Destexhe & Michelle Rudolph-Lilith (Hardcover)

Fisher-Price Baby Toy Calming Vibes Puppy Soother Plush Portable Sound Machine with Vibrations for Newborns

White Noise - by A Calcutt (Hardcover)

Dusty and Dirty Plasmas, Noise, and Chaos in Space and in the Laboratory - (Hardcover)

Fisher-Price Baby Sound Machine Soothe & Settle Bunny Portable Plush Toy with Music, Lights & Motion for Newborns

Bright Starts Oball Shaker Toy

Marine Mammals and Noise - by W John Richardson & Charles R Greene & Charles I Malme (Paperback)

What's That Noise? Moo! - (Board Book)

The Berenstain Bears: Too Much Noise! - (I Can Read Level 1) by Mike Berenstain (Hardcover)

Click, Clack, Quack to School! - (Click Clack Book) by Doreen Cronin (Hardcover)

Garden's White Noise - (White Noise Books) (Board Book)

All the Noise at Once - by Deandra Davis

Interactive Toy - Turtle - Cloud Island™

American Noise - by Campbell McGrath (Paperback)

Ingenuity Pock-A-Bye Baby Streaming Music Player & Soother

Yogasleep Light to Rise Sleep Trainer and Sound Machine

Noise - by Alex Preda (Paperback)

The Surgeon, the Midwife, the Quack - by Alanna Skuse (Hardcover)

Isles of Noise - by Alejandra M Bronfman (Paperback)

Blackface, White Noise - by Michael Rogin (Paperback)

Oball Toy Ball Rattle

If It Sounds Like a Quack... - by Matthew Hongoltz-Hetling (Hardcover)

Noise in Spatially Extended Systems - (Institute for Nonlinear Science) by Jordi Garcia-Ojalvo & Jose Sancho (Hardcover)