| Europe Geography Decoder | 0 | - | 4.86 | 69,931 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,154 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,375 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 212,685 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 80,836 |
| States of Germany | 0 | - | 4.96 | 152,200 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,954 |
| Regions of Italy | 0 | - | 4.92 | 75,716 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,029 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,778 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,105 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 321,919 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 232,917 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,508 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,893 |
| Departments of France | 0 | - | 4.93 | 53,967 |
| German Groups of Things | 0 | - | 4.46 | 38,454 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,531 |
| England or Wales? | 0 | - | 4.94 | 45,640 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,055 |
| Official European Union Languages | 0 | - | 4.97 | 238,301 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,726 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,848 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,618,277 |
| Word Scramble - European Countries | 0 | - | 4.73 | 141,587 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 275,056 |
| Word Chain - France | 0 | - | 4.38 | 42,762 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,793 |
| British Groups of Things | 0 | - | 4.25 | 82,852 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,027 |
| Celtic Nations | 0 | - | 4.69 | 46,919 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,238 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,901 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,191 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,210 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,305 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,205 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 171,055 |
| Four Letter European Geography #2 | 0 | - | 4.57 | 20,399 |
| Famous Dutch and Belgian People | 0 | - | 4.56 | 18,056 |
| Regions of France | 0 | - | 4.75 | 120,577 |
| France Immigration by Country | 0 | - | 4.70 | 76,454 |
| Famous Germans | 0 | - | 4.50 | 55,241 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,320 |
| Germany True or False? | 0 | - | 4.61 | 48,766 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,928 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,942 |
| Famous Italians by Clue | 0 | - | 4.45 | 89,393 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,295 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,246 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 42,010 |
| Counties of England | 0 | - | 4.97 | 795,659 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,151 |
| The UK for Americans - True or False | 0 | - | 4.43 | 58,604 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 355,199 |
| Countries by Languages in 90 Seconds | 0 | - | 4.94 | 719,758 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,311 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,019 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,010 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 78,102 |
| Federal Subjects of Russia | 0 | - | 4.95 | 146,775 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,269 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,679 |
| Word Chain - Germany | 0 | - | 4.31 | 22,572 |
| Word Chain - Italy | 0 | - | 4.07 | 23,157 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,223 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,923 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,178 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,333 |
| Name a Valid English City | 0 | - | 4.19 | 16,711 |
| Champions League Winners | 0 | - | 4.92 | 1,005,396 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,445 |
| Belgium Country Quiz | 0 | - | 4.70 | 71,738 |
| Sweden Immigration by Country | 0 | - | 4.55 | 56,086 |
| United Kingdom A-Z | 0 | - | 4.51 | 87,617 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,682 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 92,222 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,317 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,642 |
| Four Letter European Geography #1 | 0 | - | 4.40 | 28,098 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,648 |
| Famous French People | 0 | - | 4.06 | 35,344 |
| France Cities Map Quiz | 0 | - | 4.96 | 166,593 |
| Germany Country Quiz | 0 | - | 4.82 | 157,714 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 125,997 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,964 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,893 |
| Italy Country Quiz | 0 | - | 4.82 | 123,291 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,223 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,898 |
| Italian Foods | 0 | - | 4.30 | 72,712 |
| The Mafia Quiz | 0 | - | 4.46 | 23,313 |
| History of The Netherlands | 0 | - | 4.46 | 17,423 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,797 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,503 |
| Canary Islands | 0 | - | 4.62 | 17,470 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,850 |
| Switzerland Immigration by Country | 0 | - | 4.70 | 29,647 |
| British Spellings | 0 | - | 4.06 | 99,427 |
| British Acronyms | 0 | - | 4.40 | 45,778 |
| UK Immigration by Country | 0 | - | 4.94 | 140,781 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,619 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 117,401 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,730 |
| Geography of Scotland | 0 | - | 4.63 | 21,604 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 130,112 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 109,861 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 96,677 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,582 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,649 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 114,733 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,474 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,392 |
| Slavic Languages | 0 | - | 4.68 | 54,310 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,746 |
| Famous Swiss and Austrian People | 0 | - | 4.45 | 14,620 |
| France A-Z | 0 | - | 4.16 | 38,186 |
| French History Multiple Choice | 0 | - | 4.55 | 33,014 |
| History of Germany | 0 | - | 4.39 | 52,794 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 646,677 |
| Name that Greek Letter | 0 | - | 4.93 | 323,259 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,589 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.86 | 61,012 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,439 |
| Most Common First Names in Spain | 0 | - | 4.27 | 45,597 |
| Countries of Iberia in History with a Map | 0 | - | 4.87 | 41,709 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 86,179 |
| Switzerland A-Z | 0 | - | 4.45 | 25,632 |
| Most Common Surnames in the UK | 0 | - | 4.21 | 69,653 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,721 |
| Malta Country Quiz | 0 | - | 4.81 | 31,025 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 108,769 |
| Countries of the World - One Minute Sprint | 0 | - | 4.36 | 975,734 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 279,087 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,014 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,959 |
| History of Russia Quiz | 0 | - | 4.47 | 31,899 |
| Word Chain - Russia | 0 | - | 4.33 | 15,741 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,710 |
| Movies Set in France | 0 | - | 4.26 | 13,118 |
| French Inventions | 0 | - | 4.08 | 13,892 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 47,118 |
| History of Paris | 0 | - | 4.24 | 13,643 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 34,970 |
| The Trojan War | 0 | - | 4.83 | 39,677 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,674 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 125,735 |
| History of Italy | 0 | - | 4.55 | 31,957 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,713 |
| Embarrassing Chapters in Italian History | 0 | - | 4.24 | 12,091 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,471 |
| Roman Emperors | 0 | - | 4.95 | 119,799 |
| Geography of the Dutch Empire | 0 | - | 4.61 | 34,638 |
| Famous Nordic People | 0 | - | 4.34 | 20,085 |
| Most Common Last Names in Sweden | 0 | - | 4.49 | 15,391 |
| Famous Spaniards Quiz | 0 | - | 4.24 | 11,613 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,199 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,521 |
| People on Money - England | 0 | - | 4.29 | 16,608 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,859 |
| Countries by Borders, Bordering Sea, Capital Proximity, Official Language or Currency in 30 Seconds | 0 | - | 4.95 | 239,425 |
| NBA Teams - One Minute Sprint | 0 | - | 4.54 | 154,931 |
| Famous People from Africa | 0 | - | 4.45 | 10,945 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 32,953 |
| Word Chain - Africa | 0 | - | 4.47 | 31,599 |
| Four Letter African Geography | 0 | - | 4.67 | 19,232 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,136 |
| Name a Valid Answer - United States #1 | 0 | - | 4.61 | 93,906 |
| European Geography By Letter - A | 0 | - | 4.52 | 145,666 |
| European Geography By Letter - B #1 | 0 | - | 4.68 | 112,743 |
| European Geography By Letter - C | 0 | - | 4.46 | 113,466 |
| European Geography By Letter - D | 0 | - | 4.50 | 108,181 |
| European Geography By Letter - L | 0 | - | 4.52 | 113,239 |
| European Geography By Letter - M | 0 | - | 4.67 | 130,298 |
| European Geography By Letter - P #1 | 0 | - | 4.80 | 97,327 |
| European Geography By Letter - N | 0 | - | 4.44 | 100,636 |
| European Geography By Letter - R | 0 | - | 4.42 | 93,540 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,862 |
| European Geography By Letter - T | 0 | - | 4.41 | 82,235 |
| Europe Map Quiz | 0 | - | 5.00 | 4,758,701 |
| European Geography By Letter - S #1 | 0 | - | 4.54 | 100,440 |
| Capitals of French Regions | 0 | - | 4.45 | 16,056 |
| Kings of France Quiz | 0 | - | 4.20 | 32,699 |
| Capitals of German States | 0 | - | 4.74 | 28,941 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,303 |
| Olympian Gods Quiz | 0 | - | 4.96 | 500,257 |
| Ancient Greek Words | 0 | - | 4.93 | 111,459 |
| British to American Food Translation | 0 | - | 3.38 | 51,954 |
| Robin Hood Quiz | 0 | - | 4.00 | 8,445 |
| Things British People Know that Americans Don't | 0 | - | 4.25 | 51,425 |
| Name Every Beatles Song | 0 | - | 4.97 | 235,907 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,566 |
| Famous Scottish People | 0 | - | 4.22 | 18,392 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,495 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,533 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,238 |
| Africa Map Quiz | 0 | - | 5.00 | 2,116,112 |
| Oceania Map Quiz | 0 | - | 4.98 | 641,360 |
| Australian Capitals | 0 | - | 4.92 | 62,709 |
| Word Chain - Australia | 0 | - | 4.38 | 38,129 |
