The main function of this set is to help children distinguish between different sounds, the perfect sensory resource for auditory discrimination. It contains 6 pairs of matching sounds balls. The balls are marked with numbers to self correct. Shake the ball to listen to the sound. Can you distinguish different sounds and pick up the matching sound balls? 

The box measures 34cmL x 12.5cmD x 5.5cmH. The solid beech balls are 4.5cm in diameter.