He stopped working on it and gave it to his workers to do instead.

He gave up on it because he was only interested in things that worked.

He knew that he needed help and asked his people to work with him on it.

He kept working on it because he believed problems were a part of what he did.

old

lively

whole

beautiful

so that any tall machines would fit inside

so that the sun could be used for lighting

so that the workers could enjoy fresh air

so that the building would stay cool

Thomas Edison started young and invented things throughout his life.

Thomas Edison built the first factory where workers invented new things.

Thomas Edison is famous for inventing the lightbulb and the phonograph.

Thomas Edison invented things that made sounds even though he was partly deaf.

He points out which events in Edison's life are important and which are not.

He tells about things that Edison invented and how they help us today.

He asks questions about Edison and then gives the answers to them.

He gives reasons for and against some of Edison's important ideas.