Related milestones
Notices toys that make sounds
![Video Thumbnail](/_next/image?url=https%3A%2F%2Fd2i2c20kelx1tf.cloudfront.net%2Fpublic%2F4-6mo-Comm_M6-2-300x169.png&w=3840&q=75)
Uses both hands to explore toys
![Video Thumbnail](/_next/image?url=https%3A%2F%2Fd2i2c20kelx1tf.cloudfront.net%2Fpublic%2F4-6mo-Sensory_M1-300x169.png&w=3840&q=75)
While lying on back, transfers toy from hand to the other
![Video Thumbnail](/_next/image?url=https%3A%2F%2Fd2i2c20kelx1tf.cloudfront.net%2Fpublic%2F4-6mo-Motor_M6-2-300x169.png&w=3840&q=75)
Reaches for toys while on tummy
![Video Thumbnail](/_next/image?url=https%3A%2F%2Fd2i2c20kelx1tf.cloudfront.net%2Fpublic%2F4-6mo-Motor_M4-300x169.png&w=3840&q=75)
While lying on back, reaches both hands to play with feet
![Video Thumbnail](/_next/image?url=https%3A%2F%2Fd2i2c20kelx1tf.cloudfront.net%2Fpublic%2F4-6mo-Motor_M5-300x169.png&w=3840&q=75)
Brings hands and objects to mouth
![Video Thumbnail](/_next/image?url=https%3A%2F%2Fd2i2c20kelx1tf.cloudfront.net%2Fpublic%2F4-6mo-Sensory_M3-300x169.png&w=3840&q=75)
Is not upset by everyday sounds
![Video Thumbnail](/_next/image?url=https%3A%2F%2Fd2i2c20kelx1tf.cloudfront.net%2Fpublic%2F4-6mo-Sensory_M5-300x169.png&w=3840&q=75)
Enjoys a variety of movements (at 4-6 months)
![Video Thumbnail](/_next/image?url=https%3A%2F%2Fd2i2c20kelx1tf.cloudfront.net%2Fpublic%2F4-6mo-Sensory_M6-300x169.png&w=3840&q=75)
Reacts to sudden noises or sounds
![Video Thumbnail](/_next/image?url=https%3A%2F%2Fd2i2c20kelx1tf.cloudfront.net%2Fpublic%2F4-6mo-Comm_M3-300x169.png&w=3840&q=75)