You have a choice:

  1. Try the simulator on a browser that can cope with frames and cascading style sheets. This simulator provides lots of experiments and activities for you.

  2. Or try the simulator just as a basic Java applet, no frills, apart from the X-ray facility.

  3. Or, back to the calculator home page.

  4. We have some fun exercise sheets:

  5. Don't forget our evaluation sheet. Please fill it in and email us - and win an iPod shuffle for the best suggestions!

If you have any comments, please email us. We'd love to hear how you get on with the programs, especially if you have ideas to improve them.