Sesame Square is a Nigerian version of "Sesame Street", scheduled to have three seasons, one for each letter of the English alphabet, a Latin alphabet consisting of  how many letters?
English alphabet The modern English alphabet is a Latin alphabet consisting of 26 letters (each having an uppercase and a lowercase form) – exactly the same letters that are found in the ISO basic Latin alphabet:
Boko alphabet Boko (or bookoo) is a Latin-script alphabet used to write the Hausa language. The first boko was devised by Europeans in the early 19th century, and developed in the early 20th century by the British (mostly) and French colonial authorities. It was made the official Hausa alphabet in 1930. Since the 1950s boko has been the main alphabet for Hausa. Arabic script ("ajami") is now only used in Islamic schools and for Islamic literature. Since the 1980s, Nigerian boko has been based on the Pan-Nigerian alphabet.