The research and development should have taken over a decade, but he built a working model in less than five months.

In 1899, the company started building a model with places for carrying four people.

If you want your child to try building a model or drawing instead of playing a video game, offer to do those activities with him.

In 1987, efforts began to build and display a new model.

We need to act now and build a new agricultural model.

Find someone who liked to build models as a child.

But he needs an investor to help him build a model.

The best choice comes from a team, building a shared mental model of the situation.

You might as well try to build an economic model to explain prayer.

As the primary season was coming to an end, Silver began to build a model for the general election race.