| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,660 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 76,744 |
| States of Germany | 0 | - | 4.96 | 151,324 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,679 |
| Famous Germans | 0 | - | 4.50 | 54,880 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 528,069 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,217 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 31,804 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,472 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,673 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 80,452 |
| Regions of Italy | 0 | - | 4.92 | 75,309 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 50,892 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,341 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,799 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,200 |
| European Geography By Letter - A | 0 | - | 4.61 | 132,737 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 111,165 |
| European Geography By Letter - C | 0 | - | 4.46 | 112,138 |
| European Geography By Letter - D | 0 | - | 4.50 | 107,026 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,485 |
| European Geography By Letter - M | 0 | - | 4.64 | 129,389 |
| European Geography By Letter - N | 0 | - | 4.44 | 100,060 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,837 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,467 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,655 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 99,825 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 232,083 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,269 |
| France A-Z | 0 | - | 4.16 | 38,122 |
| Departments of France | 0 | - | 4.93 | 53,454 |
| German Groups of Things | 0 | - | 4.46 | 38,400 |
| Germany True or False? | 0 | - | 4.61 | 48,678 |
| Famous Italians by Clue | 0 | - | 4.45 | 88,965 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,468 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,168 |
| England or Wales? | 0 | - | 4.94 | 45,518 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,894 |
| Official European Union Languages | 0 | - | 4.97 | 237,810 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,414 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,827 |
| European Geography By Letter - E | 0 | - | 4.23 | 112,469 |
| European Geography By Letter - F | 0 | - | 4.17 | 91,885 |
| European Geography By Letter - H | 0 | - | 4.30 | 95,142 |
| European Geography By Letter - G | 0 | - | 4.27 | 101,761 |
| European Geography By Letter - I | 0 | - | 4.10 | 94,702 |
| European Geography By Letter - K | 0 | - | 4.14 | 69,389 |
| European Geography By Letter - O | 0 | - | 4.28 | 62,107 |
| European Geography by Letter - W | 0 | - | 4.20 | 82,451 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,789 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 50,672 |
| European Geography A-Z | 0 | - | 4.29 | 49,137 |
| The Mafia Quiz | 0 | - | 4.46 | 23,259 |
| History of The Netherlands | 0 | - | 4.46 | 17,375 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,693 |
| British Acronyms | 0 | - | 4.39 | 45,722 |
| German History A-Z | 0 | - | 4.49 | 24,535 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,853 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,332 |
| Celtic Nations | 0 | - | 4.69 | 46,881 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,150 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,537 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,798 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,352 |
| Regions of France | 0 | - | 4.78 | 120,105 |
| France Immigration by Country | 0 | - | 4.70 | 76,277 |
| Capitals of German States | 0 | - | 4.74 | 28,902 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,231 |
| History of Germany | 0 | - | 4.39 | 52,740 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,771 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,112 |
| Counties of England | 0 | - | 4.97 | 793,246 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 102,925 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 353,045 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 70,973 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,533 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,275 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,739 |
| Asian Geography by Letter - T | 0 | - | 4.50 | 57,207 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 42,860 |
| Asian Geography By Letter - O | 0 | - | 4.65 | 31,638 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,944 |
| Monarchies of Europe | 0 | - | 4.90 | 97,771 |
| Federal Subjects of Russia | 0 | - | 4.95 | 145,669 |
| Famous French People | 0 | - | 4.12 | 28,159 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,930 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,312 |
| Word Chain - Germany | 0 | - | 4.31 | 22,536 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,094 |
| Famous Spaniards Quiz | 0 | - | 4.24 | 11,572 |
| UK Cities Map Quiz | 0 | - | 4.96 | 463,578 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,406 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,769 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,504 |
| People on Money - England | 0 | - | 4.29 | 16,595 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,540 |
| British Geography A-Z | 0 | - | 4.41 | 19,476 |
| London A-Z | 0 | - | 4.10 | 40,717 |
| Champions League Winners | 0 | - | 4.92 | 1,001,686 |
| Monarchies of Asia | 0 | - | 4.97 | 70,878 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,691 |
| Countries that Start with A | 0 | - | 4.98 | 2,155,502 |
| Countries that Start with B | 0 | - | 4.95 | 2,287,625 |
| Countries that Start with C | 0 | - | 4.96 | 1,816,548 |
| Countries that Start with D | 0 | - | 4.96 | 705,791 |
| Countries that Start with E | 0 | - | 4.95 | 1,372,651 |
| Countries that Start with G | 0 | - | 4.97 | 1,498,175 |
| Countries that Start with H | 0 | - | 4.96 | 601,485 |
| Countries that Start with I | 0 | - | 4.92 | 1,284,378 |
| Countries that Start with J | 0 | - | 4.98 | 599,456 |
| Countries that Start with K | 0 | - | 4.97 | 812,613 |
| Countries that Start with L | 0 | - | 4.98 | 1,086,864 |
| Countries that Start with N | 0 | - | 4.93 | 1,113,880 |
| Countries that Start with P | 0 | - | 4.94 | 1,212,655 |
| Countries that Start with S | 0 | - | 4.98 | 1,750,027 |
| Countries that Start with T | 0 | - | 4.90 | 1,007,206 |
| Countries that Start with U | 0 | - | 4.97 | 902,365 |
| Countries that Start with V | 0 | - | 4.98 | 607,512 |
| Countries that Start with F | 0 | - | 4.83 | 615,088 |
| Countries that Start with M | 0 | - | 4.97 | 1,377,753 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,314 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,326 |
| Kings of France Quiz | 0 | - | 4.20 | 32,639 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,443 |
| Sweden Immigration by Country | 0 | - | 4.55 | 55,941 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,631 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 91,877 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,537 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,010 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 52,491 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,727 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,708 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,584 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 275,872 |
| France Cities Map Quiz | 0 | - | 4.96 | 166,151 |
| Word Chain - France | 0 | - | 4.38 | 42,699 |
| Germany Country Quiz | 0 | - | 4.82 | 157,308 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 125,686 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,885 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,852 |
| Italy Country Quiz | 0 | - | 4.82 | 122,790 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,925 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,605 |
| Italian Foods | 0 | - | 4.31 | 72,521 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,514 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,146 |
| Canary Islands | 0 | - | 4.61 | 17,445 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,523 |
| Switzerland Immigration by Country | 0 | - | 4.70 | 29,491 |
| British Spellings | 0 | - | 4.06 | 99,366 |
| British Groups of Things | 0 | - | 4.25 | 82,800 |
| UK Immigration by Country | 0 | - | 4.94 | 140,467 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,002 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,100 |
| British Monopoly Board | 0 | - | 4.52 | 41,108 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,982 |
| Name the English Monarchs | 0 | - | 4.91 | 500,552 |
| Famous Scottish People | 0 | - | 4.22 | 18,366 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 129,410 |
| Asian Geography By Letter - S | 0 | - | 4.16 | 56,001 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 51,818 |
| Asian Geography by Letter - G | 0 | - | 4.35 | 51,107 |
| Asian Geography by Letter - I | 0 | - | 4.36 | 67,650 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,613 |
| Asian Geography by Letter - N | 0 | - | 4.33 | 50,131 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,723 |
| Asian Geography By Letter - J | 0 | - | 4.25 | 34,605 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 109,439 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 96,144 |
| Richest Countries A-Z | 0 | - | 4.92 | 102,506 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 82,420 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 190,181 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,522 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,635 |
| Word Scramble - European Countries | 0 | - | 4.70 | 141,353 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 114,009 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,197 |
| Slavic Languages | 0 | - | 4.68 | 54,197 |
| Russian History A-Z | 0 | - | 4.38 | 31,466 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,668 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,558 |
| Famous Swiss and Austrian People | 0 | - | 4.45 | 14,594 |
| Famous Dutch and Belgian People | 0 | - | 4.56 | 18,006 |
| Geography of Germany | 0 | - | 4.35 | 17,140 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 645,128 |
| Name that Greek Letter | 0 | - | 4.93 | 322,755 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,537 |
| Italian History A-Z | 0 | - | 4.21 | 17,638 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,381 |
| Most Common First Names in Spain | 0 | - | 4.27 | 45,547 |
| Spanish History A-Z | 0 | - | 4.37 | 19,238 |
| Switzerland A-Z | 0 | - | 4.45 | 25,590 |
| Most Common Surnames in the UK | 0 | - | 4.21 | 69,597 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 41,978 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,621 |
| One Country By Letter By Continent | 0 | - | 5.00 | 122,896 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,145 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,592 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 121,000 |
| India A-Z | 0 | - | 4.42 | 34,045 |
