Jiggle & Discover is an interactive board book series by KidsBooks Publishing, designed for babies and toddlers under 3 years old. Each book features tactile sensory elements such as dangling cloth pieces, crinkle textures, and other interactive components that engage young children's senses while introducing them to classic nursery rhymes and songs.

The series includes beloved titles such as Itsy Bitsy Spider, Twinkle Twinkle Little Star, and Old MacDonald Had a Farm. These compact, durable board books are crafted to encourage early language development and a love of reading through hands-on play. The set sold at Costco includes various titles from the Jiggle & Discover collection, making it an excellent value for gift-giving or building a young child's library.