Sorry, you must have a Java plug-in installed and enabled to run this software. Note that Windows XP and Internet Explorer 6 do not come with Java pre-installed. You can get a free Java plug-in at the official Java website. Click on the “New” button to start, then use your memory to match the 4 x 10 picture pairs by clicking on two pictures at a time. If they match they will disappear, if not they will flip back over and you must try again – if you get stuck click on “Solve”. Match all 80 pictures in the fastest time and the least moves that you can, then try to beat your records. Within Star Trek chronology, the term was first used in the Star Trek: The Next Generation series.