| French Geography Quiz #1 | 0 | - | 4.89 | 34,782 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,698 |
| Most Common Last Names in Sweden | 0 | - | 4.49 | 15,414 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 213,701 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,566 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,396 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,952 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,208 |
| Departments of France | 0 | - | 4.93 | 54,188 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,559 |
| Most Common First Names in Spain | 0 | - | 4.27 | 45,619 |
| Most Common Surnames in the UK | 0 | - | 4.22 | 69,698 |
| England or Wales? | 0 | - | 4.94 | 45,716 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,177 |
| Official European Union Languages | 0 | - | 4.97 | 238,581 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,909 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,332 |
| Members of the British Royal Family | 0 | - | 4.10 | 114,292 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 47,245 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 35,067 |
| The Trojan War | 0 | - | 4.83 | 39,741 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,913 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,555 |
| Roman Emperors | 0 | - | 4.95 | 120,115 |
| Countries that Beat Portugal | 0 | - | 4.86 | 59,371 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,007 |
| Countries that Beat Iceland | 0 | - | 4.81 | 42,897 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,852 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,329,108 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,399 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,699 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 172,050 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,371 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 32,037 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 42,024 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 356,292 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,389 |
| Celtic Nations | 0 | - | 4.69 | 46,957 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,289 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,959 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,239 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,245 |
| French Geography Quiz #2 | 0 | - | 4.62 | 23,236 |
| German Groups of Things | 0 | - | 4.46 | 38,483 |
| Geography of Spain | 0 | - | 4.59 | 22,079 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,670 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,282 |
| Champions League Winners | 0 | - | 4.92 | 1,007,244 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,348 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,150 |
| U.S. State Nicknames | 0 | - | 4.47 | 50,535 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,179 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 78,669 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,031 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,449 |
| Countries Bordering France | 0 | - | 4.83 | 402,666 |
| States of Germany | 0 | - | 4.95 | 152,713 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,087 |
| Countries Bordering Germany | 0 | - | 4.99 | 369,524 |
| Regions of Italy | 0 | - | 4.92 | 75,951 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,221 |
| Nordic Cities Map Quiz | 0 | - | 4.77 | 90,477 |
| Sweden Immigration by Country | 0 | - | 4.55 | 56,148 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,038 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,245 |
| United Kingdom A-Z | 0 | - | 4.52 | 88,054 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,711 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,342 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,829 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,055 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 48,742 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,232 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 92,403 |
| Name a Valid African Country | 0 | - | 4.98 | 154,134 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,759 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,689 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,508 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 261,210 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,768 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,703 |
| Austria... or Australia? | 0 | - | 4.68 | 104,374 |
| France Cities Map Quiz | 0 | - | 4.96 | 166,819 |
| Word Chain - France | 0 | - | 4.38 | 42,787 |
| Germany Country Quiz | 0 | - | 4.83 | 157,918 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,393 |
| Ancient Greek Trivia | 0 | - | 4.62 | 67,012 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,920 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,446 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 152,095 |
| Italian Foods | 0 | - | 4.30 | 72,807 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,344 |
| Denmark Country Quiz | 0 | - | 4.78 | 75,933 |
| Finland Country Quiz | 0 | - | 4.50 | 59,694 |
| Norway Country Quiz | 0 | - | 4.44 | 77,384 |
| Iceland Country Quiz | 0 | - | 4.69 | 43,175 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,960 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,715 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,044 |
| British Groups of Things | 0 | - | 4.25 | 82,879 |
| British to American Food Translation | 0 | - | 3.38 | 51,968 |
| UK Immigration by Country | 0 | - | 4.94 | 140,951 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,039 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,873 |
| British Monopoly Board | 0 | - | 4.52 | 41,174 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 117,684 |
| Name the English Monarchs | 0 | - | 4.91 | 502,944 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 130,456 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,781 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 110,093 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 96,853 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,050 |
| Countries that Beat the United States | 0 | - | 4.93 | 167,518 |
| Countries that Beat Canada | 0 | - | 4.91 | 97,822 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,608 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,660 |
| Word Scramble - European Countries | 0 | - | 4.73 | 141,727 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 115,055 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,477 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 90,112 |
| Slavic Languages | 0 | - | 4.68 | 54,383 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,852 |
| Famous Swiss and Austrian People | 0 | - | 4.45 | 14,629 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,345 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 103,826 |
| Famous Dutch and Belgian People | 0 | - | 4.56 | 18,066 |
| France A-Z | 0 | - | 4.16 | 38,213 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,885 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,200 |
| Countries that Beat Germany | 0 | - | 4.94 | 106,492 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,832 |
| Countries that Beat Greece | 0 | - | 4.53 | 48,986 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 647,729 |
| Name that Greek Letter | 0 | - | 4.93 | 323,579 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 73,709 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,672 |
| Counties of Ireland | 0 | - | 4.92 | 195,454 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,626 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,883 |
| Countries that Beat Italy | 0 | - | 4.85 | 54,516 |
| Countries Closest to Italy | 0 | - | 4.97 | 198,099 |
| Ancient Roman Trivia #2 | 0 | - | 4.57 | 38,759 |
| Geography of the Roman Empire | 0 | - | 4.56 | 51,946 |
| Roman Names for Places | 0 | - | 4.62 | 58,310 |
| Countries that Beat the Netherlands | 0 | - | 4.56 | 36,372 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,689 |
| Greenland Country Quiz | 0 | - | 4.78 | 36,381 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,482 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,047 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,971 |
| Switzerland A-Z | 0 | - | 4.45 | 25,651 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 75,161 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 130,881 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,783 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,469 |
| World Capitals Closest to London | 0 | - | 4.88 | 110,688 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 96,873 |
| Topological Map of Asia Quiz | 0 | - | 4.81 | 20,175 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 55,975 |
| U.S. Baby Boy Names by Decade | 0 | - | 4.55 | 489,618 |
| U.S. Baby Girl Names by Decade | 0 | - | 4.42 | 712,974 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,132 |
| History of Russia Quiz | 0 | - | 4.47 | 31,923 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,738 |
| The Reign of Napoleon | 0 | - | 4.54 | 38,962 |
| Word Chain - Germany | 0 | - | 4.31 | 22,591 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,149 |
| Olympian Gods Quiz | 0 | - | 4.96 | 501,035 |
| Famous Irish People | 0 | - | 4.05 | 46,000 |
| Iceland... or Ireland? | 0 | - | 4.74 | 57,050 |
| History of Italy | 0 | - | 4.55 | 31,981 |
| Word Chain - Italy | 0 | - | 4.07 | 23,168 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,813 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,671 |
| Countries Once Held by Sweden | 0 | - | 4.17 | 34,795 |
| Sweden Country Quiz | 0 | - | 4.35 | 68,234 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,243 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,345 |
| Name a Valid English City | 0 | - | 4.19 | 16,732 |
| British Geography A-Z | 0 | - | 4.42 | 19,527 |
| British History Quiz for Dummies | 0 | - | 4.70 | 78,629 |
| Sherlock Holmes Quiz | 0 | - | 4.49 | 26,667 |
| London A-Z | 0 | - | 4.10 | 40,783 |
| Last Names by Country of Origin | 0 | - | 4.64 | 156,543 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 32,971 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,284 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,197 |
| Last Names in U.S. History #1 | 0 | - | 4.25 | 36,249 |
| European Geography By Letter - A | 0 | - | 4.52 | 146,383 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 119,580 |
| European Geography By Letter - C | 0 | - | 4.46 | 114,102 |
| European Geography By Letter - D | 0 | - | 4.50 | 108,730 |
| European Geography By Letter - L | 0 | - | 4.52 | 113,600 |
| European Geography By Letter - M | 0 | - | 4.67 | 130,765 |
| European Geography By Letter - P #1 | 0 | - | 4.80 | 97,615 |
| European Geography By Letter - N | 0 | - | 4.44 | 100,920 |
| European Geography By Letter - R | 0 | - | 4.42 | 93,768 |
| European Geography By Letter - V | 0 | - | 4.43 | 93,059 |
| European Geography By Letter - T | 0 | - | 4.41 | 82,506 |
| Europe Map Quiz | 0 | - | 5.00 | 4,764,407 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 100,658 |
