Professor Grover's Cute Furry Little Pennywhistle Book is a music education book by Peter Pickow, originally published as The Penny Whistle Primer. The book teaches the fundamentals of pennywhistling, starting with "Yankee Doodle", "Twinkle Twinkle Little Star" and "Three Blind Mice". The other books in the "Sesame Street Music Corner" series were How to Play Nearly Everything and Bert and Ernie's Harmonica Book.