A yawn is quite catching, you see. Like a cough.It just takes one yawn to start other yawns off.This interactive touch-and-feel book lets toddlers snuggle and squish the soft beds, bellies, and pillows of Dr. Seuss's iconic sleepy characters!A new Dr. Seuss Nursery Collection title with interactive fun for baby based on Dr. Seuss's Sleep Book—just in time to celebrate the 50th anniversary of the classic bedtime story.