You may wish to look over the hypertext and the simulation in Level Four before you begin.
Read the descriptions of the available programs and when you find something interesting (and not too large) click on the link. You will then be given a list of sites from where your chosen program is available.
Select the one from which it will be quickest and most effective to download. Click on the link to begin the transfer.
Open the program - install it if necessary - and try it out.
To demonstrate that you have successfully downloaded the software you must show the program in action.