In line with the idea that certain sounds may coincide with particular emotions, researchers have found that words may ...

The red monster sounds out the vowels 'a', 'e', 'i', 'o' and 'u'. NARRATOR: Ah, eh, ii, ohh and uhh. Every word needs one. All the other letters are called consonants, and there's quite a lot of them.

The red monster sounds out the vowels 'a', 'e', 'i', 'o' and 'u'. NARRATOR: Ah, eh, ii, ohh and uhh. Every word needs one. All the other letters are called consonants, and there's quite a lot of them.