Science, Maths & Technology
Perplex: Classic puzzles, past and present
...Open University's Mathematics courses and qualifications. Ready to be perplexed? Try eight different puzzles from The Open University and UKMT, the United Kingdom Mathematics Trust. There's plenty to keep you perplexed: Eight main puzzles Over 40 challenges No time limits Stunning graphics. [Perplex logo] Click here to start playing Perplex. Instructions For best results,...