The word Agogo means a gong or a bell and sometimes the Agogo Bell is referred to as the Brazilian cowbell. This instrument is believed by many to be the oldest Samba instrument in existence and was based on West African Yoruba single or double bells. These connected steel bells of two sizes produce one high and one low pitched sound when struck by a wooden beater. This IQ Plus Agogo Bells can develop children's aural awareness and motivate them to learn to read rhythmic notations. · Made of premium quality steel for optimal sound quality · Produces bright projected tones · Comes with a beater made from environmentally friendly rubber wood