Wonder was born prematurely; which caused him to be blind; on May 13; 1950 in Saginaw; Michigan. His family later moved to Detroit when he was 4. He took up piano at age 7; and had mastered it by age 9. During his early childhood he was active in his churchs choir.He also taught himself to play the harmonica and the drums; and had mastered both by age ten. Wonder also learned to play the bass during his early years at Motown. Motown founder Berry Gordy signed him at age 11; impressed by his many musical talents.