| European Countries by First 2 Letters | 0 | - | 4.96 | 492,679 |
| Count to 10 in Europe: Pro | 0 | - | 4.81 | 62,049 |
| Official European Union Languages | 0 | - | 4.98 | 204,462 |
| European Countries in their Native Language | 0 | - | 4.99 | 146,262 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 393,342 |
| Slavic Languages | 0 | - | 4.65 | 49,526 |
| Countries that Beat Switzerland | 0 | - | 4.87 | 38,445 |
| Europe Geography Decoder | 0 | - | 4.88 | 64,432 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.83 | 39,363 |
| Add A Letter - Make a European City | 0 | - | 4.86 | 21,313 |
| Celtic Nations | 0 | - | 4.76 | 45,083 |
| Russia Multiple Choice | 0 | - | 4.56 | 38,565 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.89 | 80,981 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 289,390 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 123,653 |
| Germany Multiple Choice | 0 | - | 4.81 | 50,163 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 32,806 |
| Regions of Spain Quiz | 0 | - | 4.87 | 97,711 |
| Cantons of Switzerland | 0 | - | 4.97 | 41,629 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 283,046 |
| Champions League Winners | 0 | - | 4.92 | 895,970 |
| Catholic Countries in Europe | 0 | - | 4.86 | 85,568 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.72 | 54,511 |
| Federal Subjects of Russia | 0 | - | 4.95 | 117,536 |
| France Immigration by Country | 0 | - | 4.81 | 70,441 |
| States of Germany | 0 | - | 4.94 | 127,572 |
| Germany Immigration by Country | 0 | - | 4.91 | 71,537 |
| States of the German Confederation in 1848 | 0 | - | 4.85 | 27,224 |
| Counties of Ireland | 0 | - | 4.90 | 164,122 |
| Regions of Italy | 0 | - | 4.89 | 62,290 |
| Slovakia... or Slovenia? | 0 | - | 4.72 | 40,099 |
| Spanish Immigration by Country | 0 | - | 4.63 | 52,587 |
| England or Wales? | 0 | - | 4.93 | 41,128 |
| All Champions League Teams Ever | 0 | - | 4.90 | 108,371 |
| Pre-Euro Currencies | 0 | - | 4.42 | 49,947 |
| Word Scramble - European Countries | 0 | - | 4.76 | 130,698 |
| Top 20 Football Clubs in Europe | 0 | - | 4.50 | 91,059 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 205,443 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 251,581 |
| Countries Surrounding Rome | 0 | - | 4.96 | 47,052 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 258,975 |
| African Countries by First 2 Letters | 0 | - | 4.95 | 248,734 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 57,805 |
| French Geography Quiz #1 | 0 | - | 4.86 | 31,662 |
| Geography of the Dutch Empire | 0 | - | 4.70 | 32,743 |
| Countries of the Spanish Empire | 0 | - | 4.51 | 75,253 |
| Top European Languages on a Map | 0 | - | 4.78 | 120,325 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 593,218 |
| Italy Multiple Choice | 0 | - | 4.74 | 95,761 |
| Europe Map Quiz | 0 | - | 5.00 | 4,359,572 |
| Capitals of German States | 0 | - | 4.70 | 27,438 |
| Chancellors of Germany, 1949–present | 0 | - | 4.56 | 20,717 |
| The Trojan War | 0 | - | 4.81 | 36,393 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.81 | 87,625 |
| Capitals of Italian Regions | 0 | - | 4.53 | 26,425 |
| Ancient Roman Trivia #1 | 0 | - | 4.84 | 72,546 |
| Roman Emperors | 0 | - | 4.96 | 98,244 |
| Provinces of the Netherlands | 0 | - | 4.66 | 34,421 |
| British Acronyms | 0 | - | 4.41 | 43,808 |
| Foods in a Full English Breakfast | 0 | - | 4.42 | 74,870 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,357,324 |
| Asia Map Quiz | 0 | - | 4.99 | 802,605 |
| Africa Map Quiz | 0 | - | 5.00 | 1,964,452 |
| Oceania Map Quiz | 0 | - | 4.98 | 578,074 |
| Australian Capitals | 0 | - | 4.92 | 61,146 |
| European Geography By Letter - A | 0 | - | 4.63 | 125,914 |
| European Geography By Letter - B #1 | 0 | - | 4.75 | 105,049 |
| European Geography By Letter - C | 0 | - | 4.45 | 106,253 |
| European Geography By Letter - D | 0 | - | 4.51 | 100,704 |
| European Geography By Letter - L | 0 | - | 4.51 | 106,376 |
| European Geography By Letter - M | 0 | - | 4.55 | 115,643 |
| European Geography By Letter - P | 0 | - | 4.79 | 90,750 |
| European Geography By Letter - N | 0 | - | 4.42 | 94,472 |
| European Geography By Letter - V | 0 | - | 4.45 | 87,502 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 67,751 |
| Europe Geography Quiz #2 | 0 | - | 4.56 | 68,234 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 66,890 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 58,449 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 94,799 |
| European Geography By Letter - B #2 | 0 | - | 4.72 | 63,278 |
| Regions of France | 0 | - | 4.65 | 103,391 |
| German Groups of Things | 0 | - | 4.43 | 36,427 |
| Germany True or False? | 0 | - | 4.63 | 45,192 |
| Largest Islands of Greece | 0 | - | 4.58 | 41,186 |
| Olympian Gods Quiz | 0 | - | 4.96 | 461,680 |
| Name that Greek Letter | 0 | - | 4.94 | 298,957 |
| Famous Italians | 0 | - | 4.41 | 67,560 |
| Two Letter Roman Numerals | 0 | - | 4.98 | 49,853 |
| The Vikings! | 0 | - | 4.45 | 27,337 |
| Sweden Immigration by Country | 0 | - | 4.66 | 43,113 |
| The Portuguese Empire | 0 | - | 4.54 | 11,430 |
| Kings of Spain Quiz | 0 | - | 4.12 | 13,005 |
| Languages of the United Kingdom | 0 | - | 4.12 | 38,709 |
| United Kingdom A-Z | 0 | - | 4.53 | 82,053 |
| Beatles Songs Quiz | 0 | - | 4.95 | 213,415 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 277,159 |
| Champions League Top 4 | 0 | - | 4.65 | 110,957 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 82,089 |
| African East Coast | 0 | - | 4.97 | 86,002 |
| Western Africa Map Quiz | 0 | - | 4.98 | 62,435 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 41,802 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 197,180 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.93 | 87,416 |
| Countries That Use the Euro | 0 | - | 4.93 | 66,560 |
| European Physical Geography | 0 | - | 4.21 | 32,165 |
| 10 Easternmost Countries in Europe | 0 | - | 4.88 | 95,719 |
| Country Codes of Europe | 0 | - | 3.36 | 12,873 |
| The Only European Country ... | 0 | - | 4.93 | 183,668 |
| History of Russia Quiz | 0 | - | 4.48 | 30,162 |
| Geography of Russia | 0 | - | 4.54 | 20,386 |
| History of Austria | 0 | - | 4.69 | 16,596 |
| Capitals of French Regions | 0 | - | 4.40 | 14,915 |
| Presidents of France | 0 | - | 4.23 | 20,655 |
| Geography of the French Empire | 0 | - | 4.49 | 25,660 |
| The French Revolution | 0 | - | 4.45 | 22,173 |
| France Multiple Choice | 0 | - | 4.40 | 39,072 |
| History of France Quiz | 0 | - | 4.55 | 40,110 |
| Ancient Greek Words | 0 | - | 4.91 | 99,815 |
| History of Ireland Quiz | 0 | - | 4.44 | 19,238 |
| History of Italy | 0 | - | 4.49 | 30,076 |
| History of The Netherlands | 0 | - | 4.43 | 15,995 |
| Famous Nordic People | 0 | - | 4.41 | 10,742 |
| Canary Islands | 0 | - | 4.61 | 16,664 |
| Switzerland Immigration by Country | 0 | - | 4.76 | 23,142 |
| 100 Greatest Britons Quiz | 0 | - | 4.39 | 46,358 |
| British Spellings Quiz | 0 | - | 4.05 | 95,170 |
| British Groups of Things | 0 | - | 4.26 | 80,805 |
| United Kingdom Decoder | 0 | - | 4.28 | 38,923 |
| British Monopoly Board | 0 | - | 4.51 | 39,540 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,294,948 |
| Countries of Africa | 0 | - | 5.00 | 2,221,484 |
| Australia Map Quiz | 0 | - | 4.94 | 323,448 |
| United States Map Quiz | 0 | - | 4.98 | 3,937,434 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 340,095 |
| European Geography By Letter - E | 0 | - | 4.21 | 106,772 |
| European Geography By Letter - F | 0 | - | 4.16 | 86,335 |
| European Geography By Letter - H | 0 | - | 4.31 | 89,862 |
| European Geography By Letter - G | 0 | - | 4.25 | 96,080 |
| European Geography By Letter - I | 0 | - | 4.10 | 89,840 |
| European Geography By Letter - K | 0 | - | 4.14 | 65,297 |
| European Geography By Letter - O | 0 | - | 4.28 | 58,465 |
| European Geography By Letter - R | 0 | - | 4.40 | 88,391 |
| European Geography by Letter - W | 0 | - | 4.22 | 78,895 |
| European Geography By Letter - T | 0 | - | 4.40 | 71,656 |
| Europe Geography Quiz #3 | 0 | - | 4.32 | 60,589 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 47,451 |
| European Geography A-Z | 0 | - | 4.37 | 46,110 |
| Austria... or Australia? | 0 | - | 4.79 | 99,176 |
| Word Chain - France | 0 | - | 4.37 | 40,504 |
| Famous Germans | 0 | - | 4.39 | 35,381 |
| Ancient Greek Trivia | 0 | - | 4.55 | 63,949 |
| Italian Foods | 0 | - | 4.25 | 65,671 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 405,226 |
| Most Common First Names in Spain | 0 | - | 4.25 | 43,938 |
| History of Spain Quiz | 0 | - | 4.33 | 19,770 |
| Languages of Spain | 0 | - | 4.37 | 21,644 |
| Real Madrid 2010's Starting XI | 0 | - | 4.85 | 54,319 |
| British Words Quiz #1 | 0 | - | 3.77 | 236,972 |
| British Words Quiz #2 | 0 | - | 4.00 | 107,422 |
| British Foods | 0 | - | 3.88 | 47,231 |
| Most Common Surnames in the UK | 0 | - | 4.18 | 66,369 |
| British and American Word Differences | 0 | - | 2.65 | 44,543 |
| Counties of England | 0 | - | 4.97 | 706,704 |
| British Geography Quiz #2 | 0 | - | 4.29 | 26,523 |
| Wonderwall Lyrics | 0 | - | 4.23 | 69,507 |
| Best-Selling British Musical Acts | 0 | - | 4.47 | 44,089 |
| Bridges of London | 0 | - | 4.17 | 9,484 |
| British Sport Trivia | 0 | - | 4.31 | 19,435 |
| Famous Welsh People | 0 | - | 4.15 | 9,342 |
| Champions League All-Time Table | 0 | - | 4.15 | 121,897 |
| Champions League Top Goal Scorers | 0 | - | 4.21 | 185,501 |
| Flags of Asia Quiz | 0 | - | 4.99 | 536,170 |
| East Asia Cities Map Quiz | 0 | - | 4.97 | 101,803 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 142,822 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 90,358 |
| 10 Easternmost Countries in Asia | 0 | - | 4.98 | 98,353 |
| Countries of Asia with Two or More Words | 0 | - | 4.95 | 113,062 |
| Asian Countries Ending in "IA" | 0 | - | 4.95 | 95,422 |
| Top Asian Languages on a Map | 0 | - | 4.94 | 62,219 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 213,746 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.95 | 37,977 |
| Countries of the Middle East | 0 | - | 4.95 | 177,525 |
| Countries where Arabic is an Official Language | 0 | - | 4.83 | 52,522 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 92,731 |
| Flags of Africa Quiz | 0 | - | 4.99 | 397,544 |
| Landlocked Countries in Africa | 0 | - | 4.98 | 21,246 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 201,224 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 106,762 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 149,683 |
| African Countries with the Shortest Names | 0 | - | 4.97 | 121,909 |
| Top African Languages on a Map | 0 | - | 4.93 | 56,383 |
| African Island Countries | 0 | - | 4.96 | 91,246 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 226,687 |
| Australian States and Territories | 0 | - | 4.96 | 130,798 |
| Australian Immigration by Country | 0 | - | 4.82 | 73,251 |
| Australia True or False | 0 | - | 4.90 | 52,348 |
| Flags of North and South America Quiz | 0 | - | 4.99 | 316,923 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 107,972 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 134,414 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 109,280 |
