| Foods in a Full English Breakfast | 0 | - | 4.46 | 102,820 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 527,741 |
| States of Germany | 0 | - | 4.96 | 151,041 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,423 |
| Regions of Italy | 0 | - | 4.92 | 75,191 |
| Italian Foods | 0 | - | 4.31 | 72,443 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 46,690 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,161 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,725 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 231,740 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 275,696 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,064 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 210,986 |
| Departments of France | 0 | - | 4.93 | 53,292 |
| German Groups of Things | 0 | - | 4.46 | 38,380 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,433 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,052 |
| England or Wales? | 0 | - | 4.94 | 45,486 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,630 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.86 | 60,661 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,845 |
| Official European Union Languages | 0 | - | 4.97 | 237,636 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,304 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,520 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 46,861 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 34,739 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,743 |
| Word Chain - France | 0 | - | 4.38 | 42,672 |
| History of The Netherlands | 0 | - | 4.46 | 17,357 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,666 |
| British Groups of Things | 0 | - | 4.25 | 82,776 |
| British to American Food Translation | 0 | - | 3.38 | 51,907 |
| United Kingdom Decoder | 0 | - | 4.29 | 39,993 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,323,353 |
| Most Common First Names in Spain | 0 | - | 4.27 | 45,537 |
| Most Common Surnames in the UK | 0 | - | 4.21 | 69,562 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 41,967 |
| Counties of England | 0 | - | 4.97 | 792,419 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 352,442 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,314 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 71,126 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,770 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,076 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 61,118 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,093 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,274 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,429 |
| Regions of France | 0 | - | 4.77 | 119,944 |
| France Immigration by Country | 0 | - | 4.72 | 76,185 |
| Famous Germans | 0 | - | 4.50 | 54,824 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,194 |
| Germany True or False? | 0 | - | 4.61 | 48,661 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,737 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,716 |
| Famous Italians by Clue | 0 | - | 4.45 | 88,874 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,152 |
| UK Cities Map Quiz | 0 | - | 4.96 | 463,247 |
| The UK for Americans - True or False | 0 | - | 4.43 | 58,502 |
| Champions League Winners | 0 | - | 4.92 | 1,000,581 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,200 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,719 |
| Celtic Nations | 0 | - | 4.69 | 46,871 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,613 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,581 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 76,673 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 80,321 |
| Federal Subjects of Russia | 0 | - | 4.94 | 145,256 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,756 |
| French Foods | 0 | - | 4.00 | 27,635 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,139 |
| Word Chain - Germany | 0 | - | 4.31 | 22,522 |
| Word Chain - Italy | 0 | - | 4.07 | 23,135 |
| Netherlands Country Quiz | 0 | - | 4.53 | 80,220 |
| Sweden Immigration by Country | 0 | - | 4.55 | 55,849 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,335 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,636 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,433 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,300 |
| Name a Valid English City | 0 | - | 4.19 | 16,670 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,617 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,763 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,512 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,104 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 91,671 |
| Name a Valid African Country | 0 | - | 4.98 | 153,399 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,742 |
| Europe Geography Quiz #3 | 0 | - | 4.34 | 63,520 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,293 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,119 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,459 |
| Random Point on Land to European Country | 0 | - | 4.93 | 76,500 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 258,645 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,883 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,691 |
| Germany Country Quiz | 0 | - | 4.82 | 157,165 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 125,541 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,867 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,841 |
| Italy Country Quiz | 0 | - | 4.82 | 122,658 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,808 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,443 |
| The Mafia Quiz | 0 | - | 4.46 | 23,252 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,392 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,026 |
| Canary Islands | 0 | - | 4.61 | 17,437 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,415 |
| Countries of Iberia in History with a Map | 0 | - | 4.87 | 41,338 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 85,835 |
| Switzerland Immigration by Country | 0 | - | 4.70 | 29,375 |
| British Spellings | 0 | - | 4.06 | 99,352 |
| British Acronyms | 0 | - | 4.39 | 45,702 |
| UK Immigration by Country | 0 | - | 4.94 | 140,190 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,926 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,840 |
| UK General Knowledge Multiple Choice #1 | 0 | - | 4.24 | 20,714 |
| Geography of Scotland | 0 | - | 4.63 | 21,544 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 129,226 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 109,283 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 96,028 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,471 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,121 |
| Countries that Beat Canada | 0 | - | 4.90 | 87,113 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,507 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,626 |
| Word Scramble - European Countries | 0 | - | 4.70 | 141,268 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 113,819 |
| Slavic Languages | 0 | - | 4.68 | 54,150 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,239 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,530 |
| Famous Swiss and Austrian People | 0 | - | 4.45 | 14,589 |
| Famous Dutch and Belgian People | 0 | - | 4.56 | 18,000 |
| France A-Z | 0 | - | 4.16 | 38,111 |
| French History Multiple Choice | 0 | - | 4.55 | 32,944 |
| History of Germany | 0 | - | 4.39 | 52,722 |
| The Trojan War | 0 | - | 4.83 | 39,559 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 644,531 |
| Name that Greek Letter | 0 | - | 4.93 | 322,519 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,144 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,520 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,273 |
| Roman Emperors | 0 | - | 4.95 | 119,225 |
| Countries that Beat the Netherlands | 0 | - | 4.56 | 36,240 |
| Countries that Beat Portugal | 0 | - | 4.86 | 58,945 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,344 |
| Switzerland A-Z | 0 | - | 4.45 | 25,577 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,573 |
| Malta Country Quiz | 0 | - | 4.81 | 30,930 |
| Topological Map of Asia Quiz | 0 | - | 4.81 | 20,000 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 55,481 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,009 |
| American Foods | 0 | - | 3.66 | 39,324 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,564 |
| History of Russia Quiz | 0 | - | 4.49 | 31,842 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,640 |
| French Geography Quiz #2 | 0 | - | 4.62 | 23,156 |
| Famous French People | 0 | - | 4.12 | 28,132 |
| Movies Set in France | 0 | - | 4.26 | 13,096 |
| French Inventions | 0 | - | 4.08 | 13,875 |
| History of Paris | 0 | - | 4.24 | 13,629 |
| Kings of France Quiz | 0 | - | 4.20 | 32,627 |
| Olympian Gods Quiz | 0 | - | 4.96 | 498,349 |
| Ancient Greek Words | 0 | - | 4.93 | 111,089 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 125,047 |
| History of Italy | 0 | - | 4.55 | 31,895 |
| Italy Multiple Choice | 0 | - | 4.73 | 103,431 |
| Embarrassing Chapters in Italian History | 0 | - | 4.24 | 12,066 |
| Geography of the Dutch Empire | 0 | - | 4.61 | 34,562 |
| Famous Nordic People | 0 | - | 4.34 | 19,977 |
| Most Common Last Names in Sweden | 0 | - | 4.49 | 15,336 |
| Countries that Beat Iceland | 0 | - | 4.81 | 42,530 |
| Famous Spaniards Quiz | 0 | - | 4.24 | 11,567 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,091 |
| Geography of Spain | 0 | - | 4.59 | 22,019 |
| Robin Hood Quiz | 0 | - | 4.00 | 8,429 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,499 |
| Members of the British Royal Family | 0 | - | 4.10 | 113,911 |
| People on Money - England | 0 | - | 4.29 | 16,588 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,501 |
| Name Every Beatles Song | 0 | - | 4.97 | 235,017 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,120 |
| Foods by Country of Origin #1 | 0 | - | 4.40 | 335,782 |
| Countries That Produce the Most Spices | 0 | - | 4.44 | 41,504 |
| Countries that Produce the Most Cheese per Capita | 0 | - | 4.53 | 52,663 |
| Fruit and Vegetable Emojis | 0 | - | 4.42 | 79,823 |
| Countries Which Eat the Most Beef | 0 | - | 4.46 | 50,175 |
| Countries by Milk Production | 0 | - | 4.54 | 43,782 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 32,901 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,361 |
| European Geography By Letter - A | 0 | - | 4.61 | 132,672 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 111,122 |
| European Geography By Letter - C | 0 | - | 4.46 | 112,099 |
| European Geography By Letter - D | 0 | - | 4.50 | 106,979 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,438 |
| European Geography By Letter - M | 0 | - | 4.64 | 129,313 |
| European Geography By Letter - N | 0 | - | 4.44 | 100,025 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,803 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,437 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,598 |
| Europe Map Quiz | 0 | - | 5.00 | 4,745,429 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 99,795 |
