Simplify the following text for a Grade 11 native English-speaking person.
Original: It was founded by Anne Wood in 1984 , who later devised many of their phenomenally successful television series , seen ( in the case of Teletubbies ) in 111 countries and translated into 41 languages .
Simplified: It was founded by Anne Wood in 1984 , who later made many of their successful television series , seen ( in the case of Teletubbies ) in 111 countries and translated into 41 languages .