The pull-back wheels of the Pop ‘N Push Car zoom forward when released, encouraging baby to crawl after it. The colorful beads “pop” as the car moves, allowing baby to connect the sound to sight. The textured wheels of the car encourage tactile exploration. Colorful beads ‘pop’ as the car moves, allowing baby to connect the sound to sight Pull back wheels zoom forward when released, encouraging baby to crawl Contrasting colors stimulates baby’s developing vision Textured wheels encourage tactile exploration Sassy developmental baby toys are designed to help provide a solid foundation for lifelong learning by fostering development and stimulating the brain. High contrast patterns, product proportions, various sounds, age-appropriate materials and innovative functional features are all key components to our Sensory Play line of toys.