1. Ακτίβιτι Μπουκ για μεγάλους Νο. 3, Geography is very cool!
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  13. Αντικειμενική σκέψη
  14. Αριθμητική σκέψη
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  17. Dad Jokes
  18. The Times 2 Jumbo Crossword Book 7
  19. The Guardian Killer Sudoku 1
  20. The Times General Knowledge Crossword, 80 Stimulating Crossword Puzzles
  21. The Sunday Times Cryptic Crossword, 100 Challenging Crossword Puzzles, Book 1
  22. The Sunday Times Teasers Book 1, Challenge Yourself with 100 Lateral-Thinking Puzzles
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  25. The Times Jumbo Cryptic Crossword Book 20
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  28. The Times Ultimate Killer Su Doku Book 15, 200 of the Deadliest Su Doku Puzzles
  29. The Times Fiendish Su Doku Book 16
  30. The Times Quick Cryptic Crossword Book 8
  31. The Big British Quiz Book
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  35. The Ultimate Marvel Studios Quiz Book, Over 1000 questions to test your Super Hero knowledge!
  36. Mensa's Most Difficult Logic Problems : Test your Powers of Reasoning with Exacting Enigmas
  37. Crosswordese A Guide To The Weird And Wonderful Language Of Crossword Puzzles David Bukszpan
  38. The Times Codeword, 150 Challenging Logic Puzzles, Book 5
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  42. Sherlock , The Puzzle Book
  43. The Sherlock Holmes Complete Puzzle Collection , Over 200 devilishly difficult mysteries
  44. The Mindfulness Puzzle Book , Relaxing Puzzles to De-stress and Unwind
  45. Dog Puzzle Book
  46. The Science Fiction Puzzle Book, More than 100 out-of-this world puzzles
  47. The Times MindGames, Number and Logic Puzzles, Book 1
  48. The Sunday Times Concise Crossword, 100 Challenging Puzzles, Book 1