This set contains 6 pairs of beautiful hardwood triangular prisms, identifiable by matching percussive or musical sounds and colour coded musical note logos in 6 rainbow colours. The note logo only appears on one end of the block so they can be turned upside-down to test the user's discriminatory skills.
• Understanding the World - sound
• Personal Development - sensory
Measurements: 5cm x 6cm
Suitable from 18 months