Adobe Flash Player is a programme you need on your computer to see some of the things on this website and to hear the sound.
You need the newest version of Adobe Flash Player. The newest version can be downloaded from the Adobe Flash website. Downloading is the word for when you get something from a website.
If you are in an office you may need help from the person in charge of your office computers. If you copy what it says above and send it to them, they should be able to help.