When I travel, I make a great effort to _____________ with local people, eat their food and speak their language.

April 22 is Earth day, when people celebrate our planet and honor ________________ companies that operate without causing pollution.

plastic is a very _________ material. It can be used to make thousands of different things.

the camera on the latest smartphone produces incredibly clear and bright _____________.

This is just one ________________ between the two programs.

We used a computer _______________ to test our design

Students build real _________________ models to explain their design.

It is important for any mobile ____________ to be attractive and easy to use.

Good design should be simple, never too ______________.

working in a group is the best way to invent products and _________________ new ideas.

Virtual reality is ____________ and expensive.