Ms. Shara is an transportation engineer. She came to tell us about her job.

A transportation engineer designs roads, bridges and highways.

Ms. Shara is just starting so she is a junior transportation engineer.

She designs roads, sidewalks and bike lanes around schools and parks.

She showed us a picture of our school.

The whole class helped to build a tunnel for the trains. We had to work together to make it work.

How can we make the tunnel better?

We have to make the parts the same size.

We need to make the tunnel bigger.

We have to make the bottom flat.