| Count to 10 in Europe: Pro | 0 | - | 4.81 | 61,609 |
| Official European Union Languages | 0 | - | 4.98 | 203,045 |
| European Countries in their Native Language | 0 | - | 4.99 | 145,571 |
| European Countries by First 2 Letters | 0 | - | 4.96 | 489,790 |
| Slavic Languages | 0 | - | 4.63 | 49,226 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 390,992 |
| Countries that Beat Switzerland | 0 | - | 4.87 | 38,148 |
| Europe Geography Decoder | 0 | - | 4.88 | 63,993 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.83 | 39,236 |
| Top European Languages on a Map | 0 | - | 4.76 | 119,533 |
| Russia Multiple Choice | 0 | - | 4.55 | 38,397 |
| Add A Letter - Make a European City | 0 | - | 4.88 | 21,111 |
| Top Asian Languages on a Map | 0 | - | 4.94 | 61,638 |
| Countries where Arabic is an Official Language | 0 | - | 4.83 | 52,355 |
| Top African Languages on a Map | 0 | - | 4.92 | 55,097 |
| Third Most Common Language by U.S. State | 0 | - | 4.90 | 107,928 |
| Most Spoken Languages in Canada | 0 | - | 4.84 | 47,727 |
| Celtic Nations | 0 | - | 4.76 | 44,964 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.90 | 80,505 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 287,933 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 118,444 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 75,945 |
| Eastern Europe Map Quiz | 0 | - | 4.90 | 116,609 |
| Slavic Countries | 0 | - | 4.96 | 101,312 |
| Germany Multiple Choice | 0 | - | 4.81 | 49,888 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 32,432 |
| Regions of Spain Quiz | 0 | - | 4.87 | 96,605 |
| Cantons of Switzerland | 0 | - | 4.97 | 41,082 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 278,730 |
| Champions League Winners | 0 | - | 4.91 | 879,261 |
| Catholic Countries in Europe | 0 | - | 4.87 | 84,889 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 67,201 |
| Federal Subjects of Russia | 0 | - | 4.95 | 115,377 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 102,834 |
| France Immigration by Country | 0 | - | 4.81 | 69,813 |
| States of Germany | 0 | - | 4.93 | 126,113 |
| Germany Immigration by Country | 0 | - | 4.90 | 70,832 |
| Counties of Ireland | 0 | - | 4.90 | 162,334 |
| Regions of Italy | 0 | - | 4.89 | 61,550 |
| Languages of the United Kingdom | 0 | - | 4.11 | 38,552 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.72 | 54,266 |
| History of Russia Quiz | 0 | - | 4.48 | 30,056 |
| Geography of Russia | 0 | - | 4.54 | 20,305 |
| States of the German Confederation in 1848 | 0 | - | 4.84 | 26,933 |
| England or Wales? | 0 | - | 4.93 | 40,777 |
| All Champions League Teams Ever | 0 | - | 4.90 | 107,106 |
| Category Elimination - European Geography #1 | 0 | - | 4.97 | 203,807 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 249,550 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 145,217 |
| Countries Surrounding Rome | 0 | - | 4.96 | 46,884 |
| Spanish Immigration by Country | 0 | - | 4.63 | 52,347 |
| Languages of Spain | 0 | - | 4.35 | 21,539 |
| Pre-Euro Currencies | 0 | - | 4.42 | 49,741 |
| Word Scramble - European Countries | 0 | - | 4.71 | 115,145 |
| Top 20 Football Clubs in Europe | 0 | - | 4.50 | 89,143 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 57,169 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 590,030 |
| Geography of the Dutch Empire | 0 | - | 4.70 | 32,618 |
| Countries of the Spanish Empire | 0 | - | 4.51 | 75,098 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 257,722 |
| African Countries by First 2 Letters | 0 | - | 4.95 | 247,528 |
| Most-Spoken Languages of the United States | 0 | - | 4.46 | 165,173 |
| Word Chain - Russia | 0 | - | 4.37 | 14,911 |
| Latvia Country Quiz | 0 | - | 4.84 | 28,852 |
| French Geography Quiz #1 | 0 | - | 4.86 | 31,380 |
| Name that Greek Letter | 0 | - | 4.94 | 297,814 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.81 | 86,745 |
| Italy Multiple Choice | 0 | - | 4.74 | 95,027 |
| Ancient Roman Trivia #1 | 0 | - | 4.84 | 72,186 |
| Roman Emperors | 0 | - | 4.95 | 97,095 |
| Provinces of the Netherlands | 0 | - | 4.65 | 33,849 |
| 100 Greatest Britons Quiz | 0 | - | 4.43 | 46,205 |
| British Acronyms | 0 | - | 4.41 | 43,602 |
| Foods in a Full English Breakfast | 0 | - | 4.42 | 74,341 |
| Beatles Songs Quiz | 0 | - | 4.95 | 211,113 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 275,806 |
| European Geography By Letter - A | 0 | - | 4.57 | 125,356 |
| European Geography By Letter - B #1 | 0 | - | 4.75 | 104,492 |
| European Geography By Letter - C | 0 | - | 4.43 | 105,692 |
| European Geography By Letter - D | 0 | - | 4.51 | 100,266 |
| European Geography By Letter - L | 0 | - | 4.51 | 105,817 |
| European Geography By Letter - M | 0 | - | 4.55 | 115,204 |
| European Geography By Letter - P | 0 | - | 4.79 | 90,338 |
| European Geography By Letter - N | 0 | - | 4.42 | 94,148 |
| European Geography By Letter - V | 0 | - | 4.45 | 87,093 |
| Europe Map Quiz | 0 | - | 5.00 | 4,335,909 |
| Europe Geography Quiz #1 | 0 | - | 4.53 | 67,492 |
| Europe Geography Quiz #2 | 0 | - | 4.56 | 67,963 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 66,645 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 58,221 |
| European Geography By Letter - S #1 | 0 | - | 4.58 | 94,464 |
| European Geography By Letter - B #2 | 0 | - | 4.72 | 62,825 |
| Four Letter European Geography #1 | 0 | - | 4.48 | 4,684 |
| Regions of France | 0 | - | 4.63 | 102,152 |
| German Groups of Things | 0 | - | 4.43 | 36,246 |
| Capitals of German States | 0 | - | 4.70 | 27,372 |
| Chancellors of Germany, 1949–present | 0 | - | 4.56 | 20,399 |
| Germany True or False? | 0 | - | 4.60 | 44,925 |
| Largest Islands of Greece | 0 | - | 4.58 | 40,726 |
| Olympian Gods Quiz | 0 | - | 4.96 | 460,045 |
| Ancient Greek Words | 0 | - | 4.90 | 98,920 |
| Capitals of Italian Regions | 0 | - | 4.53 | 26,321 |
| Spanish-Speaking Countries | 0 | - | 4.94 | 343,657 |
| Top World Languages | 0 | - | 4.92 | 718,820 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 403,096 |
| Two Letter Roman Numerals | 0 | - | 4.98 | 49,360 |
| The Vikings! | 0 | - | 4.45 | 27,250 |
| Sweden Immigration by Country | 0 | - | 4.66 | 42,823 |
| The Portuguese Empire | 0 | - | 4.54 | 11,391 |
| United Kingdom A-Z | 0 | - | 4.53 | 81,461 |
| Champions League Top 4 | 0 | - | 4.69 | 109,123 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,353,036 |
| Asia Map Quiz | 0 | - | 4.99 | 796,260 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.40 | 30,701 |
| Africa Map Quiz | 0 | - | 5.00 | 1,955,031 |
| Official Languages of South Africa | 0 | - | 4.55 | 25,024 |
| Oceania Map Quiz | 0 | - | 4.98 | 574,073 |
| Australian Capitals | 0 | - | 4.92 | 61,051 |
| European Physical Geography | 0 | - | 4.20 | 32,069 |
| Slovakia... or Slovenia? | 0 | - | 4.79 | 39,946 |
| History of Austria | 0 | - | 4.69 | 16,517 |
| Geography of the French Empire | 0 | - | 4.49 | 25,569 |
| The French Revolution | 0 | - | 4.45 | 22,089 |
| France Multiple Choice | 0 | - | 4.40 | 38,912 |
| History of France Quiz | 0 | - | 4.55 | 39,943 |
| History of Ireland Quiz | 0 | - | 4.44 | 19,108 |
| History of Italy | 0 | - | 4.49 | 29,975 |
| Countries by Official Language | 0 | - | 4.96 | 174,552 |
| Places in their Native Language #1 | 0 | - | 4.86 | 212,568 |
| Places in their Native Language #2 | 0 | - | 4.88 | 114,021 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.92 | 251,930 |
| Countries in their Native Language | 0 | - | 4.98 | 179,702 |
| Countries With the Most English Speakers | 0 | - | 4.87 | 92,864 |
| History of The Netherlands | 0 | - | 4.43 | 15,900 |
| Famous Nordic People | 0 | - | 4.41 | 10,708 |
| Kings of Spain Quiz | 0 | - | 4.12 | 12,927 |
| Canary Islands | 0 | - | 4.61 | 16,618 |
| Real Madrid 2010's Starting XI | 0 | - | 4.85 | 53,233 |
| Switzerland Immigration by Country | 0 | - | 4.76 | 22,489 |
| British Spellings Quiz | 0 | - | 4.04 | 94,975 |
| British Groups of Things | 0 | - | 4.26 | 80,635 |
| United Kingdom Decoder | 0 | - | 4.27 | 38,851 |
| British Monopoly Board | 0 | - | 4.51 | 39,406 |
| English Monarchs in Order by First Letter | 0 | - | 4.77 | 11,717 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 81,282 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,290,346 |
| Countries of Africa | 0 | - | 5.00 | 2,201,765 |
| African East Coast | 0 | - | 4.97 | 85,319 |
| Western Africa Map Quiz | 0 | - | 4.97 | 61,916 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 41,210 |
| Australia Map Quiz | 0 | - | 4.94 | 322,088 |
| American Countries on the Pacific Coast | 0 | - | 4.81 | 46,595 |
| United States Map Quiz | 0 | - | 4.98 | 3,925,326 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 196,608 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.93 | 87,100 |
| Countries That Use the Euro | 0 | - | 4.93 | 65,188 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 338,646 |
| European Geography By Letter - E | 0 | - | 4.21 | 106,153 |
| European Geography By Letter - F | 0 | - | 4.16 | 85,875 |
| European Geography By Letter - H | 0 | - | 4.31 | 89,502 |
| European Geography By Letter - G | 0 | - | 4.25 | 95,703 |
| European Geography By Letter - I | 0 | - | 4.10 | 89,411 |
| European Geography By Letter - K | 0 | - | 4.14 | 64,991 |
| European Geography By Letter - O | 0 | - | 4.28 | 58,188 |
| European Geography By Letter - R | 0 | - | 4.40 | 88,071 |
| European Geography by Letter - W | 0 | - | 4.22 | 78,658 |
| European Geography By Letter - T | 0 | - | 4.40 | 71,341 |
| Europe Geography Quiz #3 | 0 | - | 4.32 | 60,337 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 47,187 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 94,551 |
| European Geography A-Z | 0 | - | 4.36 | 45,775 |
| Country Codes of Europe | 0 | - | 3.36 | 12,828 |
| The Only European Country ... | 0 | - | 4.93 | 181,786 |
| Embarrassing Chapters in Russian History | 0 | - | 3.80 | 19,413 |
| Austria... or Australia? | 0 | - | 4.79 | 98,748 |
| Capitals of French Regions | 0 | - | 4.40 | 14,871 |
| Presidents of France | 0 | - | 4.23 | 20,478 |
| Word Chain - France | 0 | - | 4.38 | 40,307 |
| Famous Germans | 0 | - | 4.39 | 35,323 |
| Ancient Greek Trivia | 0 | - | 4.55 | 63,736 |
| Figures from Greek Mythology | 0 | - | 4.92 | 170,479 |
| Famous Italians | 0 | - | 4.40 | 67,059 |
| Italian Foods | 0 | - | 4.25 | 65,126 |
| Countries Italy Declared War On | 0 | - | 4.76 | 40,294 |
| The Mafia Quiz | 0 | - | 4.47 | 21,747 |
| Capitals in their Native Languages | 0 | - | 4.94 | 127,831 |
| Top World Languages A-Z | 0 | - | 4.84 | 31,993 |
| Every Country in its Official/Native Language | 0 | - | 4.96 | 17,892 |
| German-Speaking Countries | 0 | - | 4.88 | 118,065 |
| Roman Names for Places | 0 | - | 4.66 | 42,037 |
| Byzantine History | 0 | - | 4.87 | 26,451 |
| Greenland... or Iceland? | 0 | - | 4.49 | 42,024 |
| Most Common Last Names in Sweden | 0 | - | 4.43 | 14,189 |
| Most Common First Names in Spain | 0 | - | 4.25 | 43,801 |
| History of Spain Quiz | 0 | - | 4.33 | 19,686 |
| Geography of Spain | 0 | - | 4.52 | 20,499 |
| British Words Quiz #1 | 0 | - | 3.77 | 236,626 |
| British Words Quiz #2 | 0 | - | 4.00 | 107,232 |
| British Foods | 0 | - | 3.85 | 47,150 |
| Most Common Surnames in the UK | 0 | - | 4.18 | 66,117 |
