Named from a portmanteau of the words ‘microcomputer’ and ‘software’, Microsoft is a multinational technology company developing both software and hardware. Test your knowledge of one of the world’s best known brands with these multiple choice questions...

Various scales and charts have been developed to measure everything from the pungency of peppers to the intensity of earthquakes. Test your knowledge of some of them with these multiple choice questions...

For around half a century, Mars has been the subject of exploration by space scientists keen to understand its evolution and search for signs of life. Test your knowledge of our nearest neighbour with these multiple choice questions...

A Stock Symbol - or Ticker - is a series of characters (usually letters) that represent the company on a stock exchange. Most are simple abbreviations of the company name but some are more creative than that. Test your knowledge of some of the best ticker symbols with these multiple choice questions...