They watch how the birds fly.

 They fly like birds.

 They draw a picture of their flying machine.

 They want to invent a flying machine.

 They build the flying machine.

 Wright brothers like to invents things. One day,they are watching some birds flying in the sky.

    A computer can do more than one thing at a time. A modern computer uses windows. It has more than one window open at a time. You can do a different thing on each window.

    In the future, computers will get smaller and work faster. There are already computers that you can hold in your hand. Mobile phones have computers in them and you can use them to send e-mails on the internet. Keyboards will disappear from computers. In the future, you will be able to talk to a computer. It will understand your voice and do what you tell it to do.

    Computer will get cheaper and will be used more widely than they are used today.