The harmonica was developed in Europe in the early part of the 19th century.
Mouth-blown instruments appeared in the United States, South America and the United Kingdom at roughly the same time.
These instruments were made for playing classical music.
Pictures are more attractive than alphabets. Matching pictures with words is a technique to memorize vocabulary rapidly.
This technique make children enjoy learning vocabulary with pictures.
200 one-syllable words are stored in a database.
Every word matches with a picture. Pictures help your kids learn the meaning of words.
Moreover, they are used to play matching games, match vocabulary with pictures.