| Australia Map Quiz | 0 | - | 4.95 | 344,550 |
| Austria... or Australia? | 0 | - | 4.68 | 104,330 |
| Australian States and Territories | 0 | - | 4.96 | 141,938 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,279 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,427 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 145,384 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 213,286 |
| Countries Bordering Germany | 0 | - | 4.99 | 369,328 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,565 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,078 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,926 |
| Departments of France | 0 | - | 4.93 | 54,073 |
| Germany Country Quiz | 0 | - | 4.82 | 157,815 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,305 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,543 |
| England or Wales? | 0 | - | 4.94 | 45,677 |
| Oceania Map Quiz | 0 | - | 4.98 | 642,071 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,817 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,108 |
| Official European Union Languages | 0 | - | 4.97 | 238,464 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,819 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,121 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,763 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,606 |
| Countries that Beat Germany | 0 | - | 4.94 | 106,388 |
| The Trojan War | 0 | - | 4.83 | 39,718 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,805 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,516 |
| Roman Emperors | 0 | - | 4.95 | 119,992 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,666 |
| Animals of Australia | 0 | - | 4.52 | 42,318 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,976 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,654 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,829 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,349 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,426 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 171,635 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,344 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,994 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 355,787 |
| AFL Teams | 0 | - | 4.41 | 40,414 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,383 |
| Celtic Nations | 0 | - | 4.69 | 46,938 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,469 |
| UK General Knowledge Multiple Choice #3 | 0 | - | 4.53 | 18,102 |
| Champions League Winners | 0 | - | 4.92 | 1,006,375 |
| Flags of Oceania | 0 | - | 5.00 | 258,985 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,104 |
| European Geography By Letter - B #2 | 0 | - | 4.85 | 78,451 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 80,947 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,069 |
| Slovakia... or Slovenia? | 0 | - | 4.69 | 41,953 |
| Countries Bordering France | 0 | - | 4.83 | 402,461 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,787 |
| States of Germany | 0 | - | 4.96 | 152,477 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,011 |
| Regions of Italy | 0 | - | 4.92 | 75,836 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,130 |
| Sweden Immigration by Country | 0 | - | 4.55 | 56,117 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,911 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,182 |
| United Kingdom A-Z | 0 | - | 4.52 | 88,023 |
| Which Country of the United Kingdom? | 0 | - | 4.58 | 39,327 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,693 |
| Palau Country Quiz | 0 | - | 4.90 | 23,009 |
| Cultural Symbols of Australia | 0 | - | 4.24 | 47,980 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,449 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,519 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,484 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,177 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,766 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,079 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,679 |
| France Cities Map Quiz | 0 | - | 4.96 | 166,709 |
| Most Popular Baby Girls Names in Germany | 0 | - | 4.51 | 38,793 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,989 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,909 |
| Italy Country Quiz | 0 | - | 4.82 | 123,381 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,332 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 152,003 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,321 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,904 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,624 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,963 |
| UK Immigration by Country | 0 | - | 4.94 | 140,871 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,746 |
| British Monopoly Board | 0 | - | 4.52 | 41,164 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 117,560 |
| Name the English Monarchs | 0 | - | 4.91 | 502,487 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 130,299 |
| Australia A-Z | 0 | - | 4.54 | 49,971 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,122 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,597 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,654 |
| Word Scramble - European Countries | 0 | - | 4.73 | 141,680 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 114,912 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,430 |
| Slavic Languages | 0 | - | 4.68 | 54,352 |
| Famous Swiss and Austrian People | 0 | - | 4.45 | 14,624 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,300 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 103,736 |
| Famous Dutch and Belgian People | 0 | - | 4.56 | 18,058 |
| France A-Z | 0 | - | 4.16 | 38,201 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,860 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,167 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 47,179 |
| 15 Most Populous Countries that Speak a Germanic Language | 0 | - | 4.39 | 82,553 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 35,026 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 647,231 |
| Name that Greek Letter | 0 | - | 4.93 | 323,393 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 73,646 |
| Counties of Ireland | 0 | - | 4.92 | 195,173 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,606 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,850 |
| Countries that Beat Italy | 0 | - | 4.85 | 54,470 |
| Countries Closest to Italy | 0 | - | 4.97 | 198,004 |
| Ancient Roman Trivia #2 | 0 | - | 4.57 | 38,738 |
| Geography of the Roman Empire | 0 | - | 4.56 | 51,920 |
| Roman Names for Places | 0 | - | 4.62 | 58,273 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.86 | 61,096 |
| Countries that Beat Portugal | 0 | - | 4.86 | 59,324 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,457 |
| Most Common First Names in Spain | 0 | - | 4.27 | 45,609 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,939 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,922 |
| Countries of Iberia in History with a Map | 0 | - | 4.87 | 41,828 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 86,260 |
| Switzerland A-Z | 0 | - | 4.45 | 25,643 |
| Most Common Surnames in the UK | 0 | - | 4.22 | 69,677 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 42,020 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 75,087 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,522 |
| UK General Knowledge Multiple Choice #1 | 0 | - | 4.24 | 20,782 |
| UK General Knowledge Multiple Choice #2 | 0 | - | 4.33 | 22,679 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 130,644 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,764 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,376 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,138 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,955 |
| World Capitals Closest to London | 0 | - | 4.88 | 110,635 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 96,820 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,050 |
| History of Russia Quiz | 0 | - | 4.47 | 31,913 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,722 |
| French Geography Quiz #2 | 0 | - | 4.62 | 23,223 |
| The Reign of Napoleon | 0 | - | 4.54 | 38,948 |
| Most Popular Baby Boy Names in Germany | 0 | - | 4.34 | 67,053 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,451 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,137 |
| Olympian Gods Quiz | 0 | - | 4.96 | 500,676 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 125,913 |
| Famous Irish People | 0 | - | 4.05 | 45,994 |
| History of Italy | 0 | - | 4.55 | 31,969 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,766 |
| Geography of the Dutch Empire | 0 | - | 4.61 | 34,653 |
| Greenland... or Iceland? | 0 | - | 4.50 | 43,772 |
| Most Common Last Names in Sweden | 0 | - | 4.49 | 15,397 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,225 |
| Geography of Spain | 0 | - | 4.59 | 22,073 |
| Members of the British Royal Family | 0 | - | 4.10 | 114,062 |
| British Geography A-Z | 0 | - | 4.42 | 19,516 |
| Sherlock Holmes Quiz | 0 | - | 4.49 | 26,656 |
| London A-Z | 0 | - | 4.10 | 40,769 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,155 |
| Famous Australians by Picture | 0 | - | 4.25 | 28,786 |
| New Zealand Country Quiz | 0 | - | 4.70 | 75,963 |
| European Geography By Letter - A | 0 | - | 4.52 | 146,129 |
| European Geography By Letter - B #1 | 0 | - | 4.64 | 118,087 |
| European Geography By Letter - C | 0 | - | 4.46 | 113,852 |
| European Geography By Letter - D | 0 | - | 4.50 | 108,522 |
| European Geography By Letter - L | 0 | - | 4.52 | 113,445 |
| European Geography By Letter - M | 0 | - | 4.67 | 130,566 |
| European Geography By Letter - P #1 | 0 | - | 4.80 | 97,495 |
| European Geography By Letter - N | 0 | - | 4.44 | 100,802 |
| European Geography By Letter - R | 0 | - | 4.42 | 93,662 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,979 |
| European Geography By Letter - T | 0 | - | 4.41 | 82,394 |
| Europe Map Quiz | 0 | - | 5.00 | 4,762,003 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,266 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,931 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,215 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,228 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 100,565 |
| Four Letter European Geography #2 | 0 | - | 4.57 | 20,422 |
| Capitals of French Regions | 0 | - | 4.45 | 16,066 |
| Regions of France | 0 | - | 4.72 | 120,740 |
| France Immigration by Country | 0 | - | 4.70 | 76,498 |
| Kings of France Quiz | 0 | - | 4.20 | 32,739 |
| Famous Germans | 0 | - | 4.50 | 55,278 |
| German Groups of Things | 0 | - | 4.46 | 38,473 |
| Capitals of German States | 0 | - | 4.74 | 28,952 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,330 |
| Germany True or False? | 0 | - | 4.61 | 48,792 |
| States of the Holy Roman Empire in 1356 | 0 | - | 4.97 | 74,119 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,995 |
| The Life of Alexander the Great | 0 | - | 4.51 | 18,498 |
| Ancient Greek Words | 0 | - | 4.93 | 111,563 |
| Famous Italians by Clue | 0 | - | 4.45 | 89,469 |
| Seven Hills of Rome | 0 | - | 4.70 | 9,182 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,121 |
