It helps children to experiment with sounds, beat and rhythm, will be beneficial to children's brain development.Not only creates more interactions between the parents and the kids from playing toys, they also highly contribute to children’s creativity, concentration, development and intelligence. The wide variety of instruments and sounds will help improve your child's motor skills, hand-eye coordination and rhythm This concert toys for babies 3 month + includes plush bright colored rattle and teether which can attracts infants' attentions,suitable for different stages of baby's development.Looking for baby shower gifts or newborn baby gifts idea for all season? Our baby rattle teethers make an adorable gift set that will bring joy.