| Departments of France | 0 | - | 4.93 | 52,769 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,507 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,252 |
| Save Europeans by Guessing Countries | 0 | - | 4.84 | 209,341 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,357 |
| England or Wales? | 0 | - | 4.94 | 45,306 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 68,568 |
| Official European Union Languages | 0 | - | 4.97 | 236,474 |
| European Countries in their Native Language | 0 | - | 4.99 | 156,676 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,088 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 46,578 |
| The Trojan War | 0 | - | 4.83 | 39,422 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 641,725 |
| Name that Greek Letter | 0 | - | 4.94 | 321,597 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 110,500 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,033 |
| Roman Emperors | 0 | - | 4.95 | 118,426 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,525 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,554 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,097 |
| France A-Z | 0 | - | 4.16 | 38,054 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 349,720 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,384 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,237 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,251 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 86,828 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,764 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,798 |
| French Geography Quiz #2 | 0 | - | 4.62 | 23,093 |
| Capitals of French Regions | 0 | - | 4.45 | 15,982 |
| Regions of France | 0 | - | 4.78 | 119,180 |
| France Immigration by Country | 0 | - | 4.72 | 75,947 |
| The Reign of Napoleon | 0 | - | 4.54 | 38,665 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,039 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,071 |
| Champions League Winners | 0 | - | 4.92 | 996,019 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,653 |
| Celtic Nations | 0 | - | 4.69 | 46,807 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,312 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,191 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 76,205 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 79,750 |
| Federal Subjects of Russia | 0 | - | 4.94 | 143,916 |
| Geography of the French Empire | 0 | - | 4.48 | 26,923 |
| The French Revolution | 0 | - | 4.46 | 23,775 |
| France Multiple Choice | 0 | - | 4.38 | 40,631 |
| Countries Bordering France | 0 | - | 4.83 | 398,670 |
| Kings of France Quiz | 0 | - | 4.20 | 32,549 |
| History of France | 0 | - | 4.59 | 55,990 |
| States of Germany | 0 | - | 4.96 | 149,978 |
| Germany Immigration by Country | 0 | - | 4.84 | 79,993 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,958 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,513 |
| Regions of Italy | 0 | - | 4.92 | 74,674 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,786 |
| Sweden Immigration by Country | 0 | - | 4.55 | 55,683 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,283 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,124 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,701 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,204 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,402 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.84 | 65,605 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,129 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,778 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,444 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,147 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,110 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,374 |
| Austria... or Australia? | 0 | - | 4.68 | 103,848 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,751 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,145 |
| Presidents of France | 0 | - | 4.25 | 23,892 |
| Word Chain - France | 0 | - | 4.38 | 42,575 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,511 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,786 |
| Tour de France Winners | 0 | - | 4.27 | 15,215 |
| Germany Country Quiz | 0 | - | 4.82 | 156,492 |
| Germany Cities Map Quiz | 0 | - | 4.86 | 125,118 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,244 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,764 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,765 |
| Counties of Ireland | 0 | - | 4.92 | 192,980 |
| Italy Country Quiz | 0 | - | 4.82 | 122,158 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,329 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,035 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,429 |
| Countries Italy Declared War On | 0 | - | 4.75 | 42,933 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,271 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 95,934 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 184,611 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,751 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,245 |
| UK Immigration by Country | 0 | - | 4.94 | 139,579 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,096 |
| British Monopoly Board | 0 | - | 4.52 | 41,025 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,218 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,219 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 128,552 |
| Name the English Monarchs | 0 | - | 4.92 | 497,764 |
| World Capitals Closest to London | 0 | - | 4.87 | 109,699 |
| 50 Busiest Air Routes from London | 0 | - | 4.86 | 95,745 |
| All UEFA Champions League Teams Ever | 0 | - | 4.84 | 128,432 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,430 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,441 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,597 |
| Word Scramble - European Countries | 0 | - | 4.70 | 140,970 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 112,978 |
| Slavic Languages | 0 | - | 4.67 | 53,964 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,378 |
| Famous Swiss and Austrian People | 0 | - | 4.45 | 14,551 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 102,511 |
| Famous Dutch and Belgian People | 0 | - | 4.56 | 17,961 |
| Countries that Beat Germany | 0 | - | 4.95 | 105,336 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 34,439 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 72,874 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,425 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,426 |
| Countries that Beat Italy | 0 | - | 4.85 | 53,857 |
| Ancient Roman Trivia #2 | 0 | - | 4.57 | 38,527 |
| Geography of the Roman Empire | 0 | - | 4.56 | 51,657 |
| Roman Names for Places | 0 | - | 4.62 | 57,862 |
| Countries that Beat Portugal | 0 | - | 4.86 | 58,653 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,241 |
| Most Common First Names in Spain | 0 | - | 4.27 | 45,470 |
| Languages of Spain | 0 | - | 4.36 | 23,145 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,446 |
| Switzerland A-Z | 0 | - | 4.45 | 25,502 |
| Most Common Surnames in the UK | 0 | - | 4.21 | 69,437 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 41,908 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,434 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,193 |
| History of Russia Quiz | 0 | - | 4.49 | 31,787 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,559 |
| Famous French People | 0 | - | 4.12 | 27,926 |
| Movies Set in France | 0 | - | 4.26 | 13,070 |
| French Inventions | 0 | - | 4.08 | 13,863 |
| History of Paris | 0 | - | 4.24 | 13,612 |
| French History A-Z | 0 | - | 4.17 | 18,647 |
| Ancient Greece A-Z | 0 | - | 4.60 | 22,981 |
| Olympian Gods Quiz | 0 | - | 4.96 | 495,824 |
| The Life of Alexander the Great | 0 | - | 4.49 | 18,420 |
| Ancient Greek Words | 0 | - | 4.92 | 110,650 |
| 101 Figures from Greek Mythology | 0 | - | 5.00 | 124,220 |
| Famous Irish People | 0 | - | 4.05 | 45,854 |
| History of Italy | 0 | - | 4.55 | 31,809 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,140 |
| Seven Hills of Rome | 0 | - | 4.70 | 9,115 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,477 |
| Most Common Last Names in Sweden | 0 | - | 4.49 | 15,284 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 76,975 |
| Geography of Spain | 0 | - | 4.59 | 21,959 |
| Members of the British Royal Family | 0 | - | 4.10 | 113,793 |
| Name Every Beatles Song | 0 | - | 4.97 | 234,007 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 290,292 |
| Sherlock Holmes Quiz | 0 | - | 4.49 | 26,579 |
| London A-Z | 0 | - | 4.10 | 40,633 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,479 |
| European Geography By Letter - A | 0 | - | 4.56 | 132,369 |
| European Geography By Letter - B #1 | 0 | - | 4.68 | 110,873 |
| European Geography By Letter - C | 0 | - | 4.46 | 111,806 |
| European Geography By Letter - D | 0 | - | 4.50 | 106,679 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,196 |
| European Geography By Letter - M | 0 | - | 4.61 | 128,852 |
| European Geography By Letter - N | 0 | - | 4.44 | 99,651 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,610 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,010 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,281 |
| Europe Map Quiz | 0 | - | 5.00 | 4,730,228 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 70,979 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,606 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 69,932 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 60,970 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 99,578 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 65,367 |
| Four Letter European Geography #1 | 0 | - | 4.44 | 27,131 |
| Four Letter European Geography #2 | 0 | - | 4.57 | 19,602 |
| France World Cup Squad 2018 | 0 | - | 4.41 | 33,267 |
| Famous Germans | 0 | - | 4.50 | 54,601 |
| German Groups of Things | 0 | - | 4.46 | 38,302 |
| Capitals of German States | 0 | - | 4.74 | 28,810 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,090 |
| Germany True or False? | 0 | - | 4.61 | 48,524 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,447 |
| Famous Italians by Clue | 0 | - | 4.45 | 88,350 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 433,428 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 55,608 |
| Provinces of the Netherlands | 0 | - | 4.80 | 40,767 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,039 |
| British to American Food Translation | 0 | - | 3.38 | 51,811 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 101,928 |
| Things British People Know that Americans Don't | 0 | - | 4.25 | 51,261 |
| The UK for Americans - True or False | 0 | - | 4.46 | 58,382 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,390 |
| Famous Scottish People | 0 | - | 4.22 | 18,326 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,073 |
| Africa Map Quiz | 0 | - | 5.00 | 2,103,873 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,119 |
| Australian Capitals | 0 | - | 4.92 | 62,592 |
| United States Map Quiz | 0 | - | 4.98 | 4,141,252 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.42 | 59,580 |
