Description: 
The sound box material includes 6 pairs of cylinders that produce different intensities of sound when shaken. 
6 of them painted red on the cap and 6 of them painted blue for differentiation during pairing and gradation. 
The sound boxes are stored in a wooden box with lid. 
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. 
Benefits: 
Sound box refines a child's auditory sense and memory. 
Sound Box aids the vital skill of listening concentration.