b.- What school did Edinson Study at?
c.- Who taught Thomas Edinson?
d.- What did he become at the age of 15?
e.- How did Edinson entertain himself?
f.- How Did he improve the telegraph?
g.- What did he invent in 1877?
h.- When did he invent the light bulb?
i.- What did he start in October of 1878?
j.- Did he invent the first talking doll?