| Regions of Italy | 0 | - | 4.92 | 75,132 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,424 |
| Famous Germans | 0 | - | 4.50 | 54,809 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 527,577 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,598 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,553 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 76,647 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 210,895 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 80,270 |
| States of Germany | 0 | - | 4.96 | 150,981 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,318 |
| The Mafia Quiz | 0 | - | 4.46 | 23,243 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 44,074 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,107 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,684 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 231,634 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,984 |
| Departments of France | 0 | - | 4.93 | 53,214 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,141 |
| England or Wales? | 0 | - | 4.94 | 45,473 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,831 |
| Official European Union Languages | 0 | - | 4.97 | 237,584 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,266 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,389 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,411 |
| Famous French People | 0 | - | 4.12 | 28,122 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,515 |
| Famous Spaniards Quiz | 0 | - | 4.24 | 11,564 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,730 |
| Italian Foods | 0 | - | 4.31 | 72,422 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,256 |
| Roman Emperors | 0 | - | 4.95 | 119,151 |
| History of The Netherlands | 0 | - | 4.46 | 17,352 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,657 |
| British Acronyms | 0 | - | 4.39 | 45,694 |
| History of Italy | 0 | - | 4.55 | 31,892 |
| Italy Multiple Choice | 0 | - | 4.73 | 103,410 |
| Famous Scottish People | 0 | - | 4.22 | 18,351 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,312 |
| Celtic Nations | 0 | - | 4.69 | 46,868 |
| European Geography By Letter - A | 0 | - | 4.61 | 132,658 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 111,112 |
| European Geography By Letter - C | 0 | - | 4.46 | 112,093 |
| European Geography By Letter - D | 0 | - | 4.50 | 106,966 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,430 |
| European Geography By Letter - M | 0 | - | 4.64 | 129,287 |
| European Geography By Letter - N | 0 | - | 4.44 | 100,019 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,799 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,429 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,584 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 99,789 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,072 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,169 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,311 |
| Famous Dutch and Belgian People | 0 | - | 4.56 | 17,995 |
| Regions of France | 0 | - | 4.77 | 119,876 |
| France A-Z | 0 | - | 4.16 | 38,107 |
| France Immigration by Country | 0 | - | 4.72 | 76,157 |
| German Groups of Things | 0 | - | 4.46 | 38,373 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,179 |
| Germany True or False? | 0 | - | 4.61 | 48,648 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,726 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,699 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,023 |
| Counties of England | 0 | - | 4.97 | 792,141 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 102,806 |
| The UK for Americans - True or False | 0 | - | 4.43 | 58,495 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 352,285 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,767 |
| Monarchies of Europe | 0 | - | 4.90 | 97,662 |
| Federal Subjects of Russia | 0 | - | 4.94 | 145,109 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,698 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,100 |
| Famous Irish People | 0 | - | 4.05 | 45,902 |
| Word Chain - Italy | 0 | - | 4.07 | 23,131 |
| Embarrassing Chapters in Italian History | 0 | - | 4.24 | 12,066 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 434,979 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 55,816 |
| UK Cities Map Quiz | 0 | - | 4.95 | 463,118 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,303 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,585 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,495 |
| People on Money - England | 0 | - | 4.29 | 16,587 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,492 |
| Champions League Winners | 0 | - | 4.92 | 1,000,286 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,164 |
| Monarchies of Asia | 0 | - | 4.97 | 70,806 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,604 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,284 |
| Kings of France Quiz | 0 | - | 4.20 | 32,623 |
| Sweden Immigration by Country | 0 | - | 4.55 | 55,805 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,611 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 91,536 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,414 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,665 |
| European Geography By Letter - E | 0 | - | 4.23 | 112,417 |
| European Geography By Letter - F | 0 | - | 4.17 | 91,843 |
| European Geography By Letter - H | 0 | - | 4.30 | 95,084 |
| European Geography By Letter - G | 0 | - | 4.27 | 101,708 |
| European Geography By Letter - I | 0 | - | 4.10 | 94,665 |
| European Geography By Letter - K | 0 | - | 4.14 | 69,352 |
| European Geography By Letter - O | 0 | - | 4.28 | 62,078 |
| European Geography by Letter - W | 0 | - | 4.20 | 82,419 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 50,642 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,575 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,448 |
| European Geography A-Z | 0 | - | 4.29 | 49,098 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 275,637 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,642 |
| Word Chain - France | 0 | - | 4.38 | 42,669 |
| Germany Country Quiz | 0 | - | 4.82 | 157,119 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 125,506 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,861 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,833 |
| Italy Country Quiz | 0 | - | 4.82 | 122,625 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,772 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,404 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,124 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,365 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,001 |
| Canary Islands | 0 | - | 4.61 | 17,432 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,380 |
| Switzerland Immigration by Country | 0 | - | 4.70 | 29,339 |
| British Spellings | 0 | - | 4.07 | 99,343 |
| British Groups of Things | 0 | - | 4.25 | 82,759 |
| UK Immigration by Country | 0 | - | 4.94 | 140,056 |
| United Kingdom Decoder | 0 | - | 4.29 | 39,989 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,852 |
| British Monopoly Board | 0 | - | 4.52 | 41,091 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,782 |
| Geography of Scotland | 0 | - | 4.63 | 21,536 |
| Name the English Monarchs | 0 | - | 4.92 | 499,877 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 129,162 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,668 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 109,235 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 95,996 |
| Famous Australians by Description | 0 | - | 4.23 | 27,772 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 81,589 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,701 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,499 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,624 |
| Word Scramble - European Countries | 0 | - | 4.70 | 141,248 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 113,777 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,294 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,093 |
| Slavic Languages | 0 | - | 4.68 | 54,141 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,620 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,517 |
| Famous Swiss and Austrian People | 0 | - | 4.45 | 14,585 |
| French History Multiple Choice | 0 | - | 4.55 | 32,935 |
| History of Germany | 0 | - | 4.39 | 52,709 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 644,298 |
| Name that Greek Letter | 0 | - | 4.93 | 322,452 |
| Italian History A-Z | 0 | - | 4.21 | 17,620 |
| Ancient Roman Trivia #2 | 0 | - | 4.57 | 38,615 |
| Geography of the Roman Empire | 0 | - | 4.56 | 51,771 |
| Roman Names for Places | 0 | - | 4.62 | 58,038 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,327 |
| Most Common First Names in Spain | 0 | - | 4.27 | 45,529 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 85,799 |
| Switzerland A-Z | 0 | - | 4.45 | 25,568 |
| Most Common Surnames in the UK | 0 | - | 4.21 | 69,544 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 41,963 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,568 |
| Malta Country Quiz | 0 | - | 4.81 | 30,919 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,306 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,190 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,049 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,680 |
| Famous Canadians by Picture | 0 | - | 4.39 | 49,214 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,535 |
| Famous Russians | 0 | - | 4.16 | 23,768 |
| History of Russia Quiz | 0 | - | 4.49 | 31,836 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,630 |
| Movies Set in France | 0 | - | 4.26 | 13,095 |
| French Inventions | 0 | - | 4.08 | 13,874 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 46,842 |
| History of Paris | 0 | - | 4.24 | 13,628 |
| Word Chain - Germany | 0 | - | 4.31 | 22,519 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 34,720 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,068 |
| The Trojan War | 0 | - | 4.83 | 39,547 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,105 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 124,995 |
| Italian Inventions | 0 | - | 3.81 | 18,423 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,553 |
| Famous Nordic People | 0 | - | 4.34 | 19,969 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,081 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,291 |
| Name a Valid English City | 0 | - | 4.19 | 16,667 |
| British Geography A-Z | 0 | - | 4.41 | 19,463 |
| London A-Z | 0 | - | 4.10 | 40,692 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,135 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,084 |
| Famous Chinese People | 0 | - | 4.09 | 11,831 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,003 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 51,928 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,757 |
| Europe Map Quiz | 0 | - | 5.00 | 4,744,115 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 71,109 |
