Jiggle & Discover is a series of interactive cloth and sound books for babies and toddlers published by KidsBooks Publishing. Each book combines soft, plush construction with built-in sound to bring beloved nursery rhymes and children's songs to life, featuring titles such as Twinkle Twinkle Little Star, The Itsy Bitsy Spider, Old MacDonald, and If You're Happy and You Know It.

The books are designed for ages 0–3 and feature tactile, jiggly cloth elements that encourage sensory exploration alongside audio components that play familiar melodies. The soft cloth pages are safe for little hands and make these books ideal for cuddling and interactive reading. This Costco set includes four books (U4), offering a variety of classic song titles in one value package.