guess and that's the answers
Albert Einstein Didn't make the lightbulb, Genius. Thomas Edison did.
It took Thomas Alva Edison 12 years to invent the Incandescent light bulb.
sorry i gotta do this one; it took Edison twice as long as he thought because he had to stop at dusk
11 million times.If he stopped at 100,000 time, there wouldn't have been a light bulb like now!
Albert Einstein did not invent the light bulb. You are thinking of Thomas Edison.
5,000. 1 to hold the ligtbulb and 4,999 to turn the room lol
Four Tries.
It took him 13 tries.
no
it took 18 days to invent antibiotics
15
35 or 40 years
fifth year
Many millions of years.
4
It was created officially in Canada by Joseph Bombardier, it took him many years of tinkering with cars and sleds to invent the snowmobile.
OVER 9000