The Fisher-Price Classic Infant Trio gift set includes a Rock-a-Stack toy with five colorful rings to sort & stack, Baby’s First Blocks set with 10 colorful blocks to sort, stack & drop, and the Classic Xylophone that features colorful music-making fun and a sleek, modern design! This trio of classic Fisher-Price toys will keep baby busy through every age, from infant to toddler providing crawling to sitting to walking play!