Introduce the child to the world of sounds with this Montessori activity that helps a child differentiate sound levels. The set comprises four pairs of boxes – one set painted yellow and the other four are red. The noise boxes produce different levels of sound -mild, soft, loud & very loud. The child has to pair the boxes according to the level of noise, and eventually also grade the sound from soft to loud. Age Group – 2 years to 3 yea