| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,043 |
| Official European Union Languages | 0 | - | 4.97 | 238,257 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,693 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,081 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,745 |
| Slavic Languages | 0 | - | 4.68 | 54,299 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,924 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,783 |
| Celtic Nations | 0 | - | 4.69 | 46,915 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,371 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,927 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,800 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,676 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,072 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,296 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,126 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 170,979 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,310 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,915 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,322 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,466 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 355,006 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,433 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,871 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,670 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,994 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 78,081 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 80,801 |
| Federal Subjects of Russia | 0 | - | 4.95 | 146,630 |
| States of Germany | 0 | - | 4.96 | 152,127 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,935 |
| Regions of Italy | 0 | - | 4.92 | 75,682 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 51,997 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,749 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,096 |
| Champions League Winners | 0 | - | 4.92 | 1,005,042 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,985 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,571 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,647 |
| Word Scramble - European Countries | 0 | - | 4.73 | 141,569 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 114,664 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 232,824 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,471 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,847 |
| Departments of France | 0 | - | 4.93 | 53,931 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,586 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,528 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,433 |
| England or Wales? | 0 | - | 4.94 | 45,627 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 130,037 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,824 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.39 | 32,540 |
| Languages of Spain | 0 | - | 4.36 | 23,298 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 219,445 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,378 |
| History of Russia Quiz | 0 | - | 4.49 | 31,897 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,708 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,736 |
| History of Italy | 0 | - | 4.55 | 31,953 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,695 |
| Geography of the Dutch Empire | 0 | - | 4.61 | 34,633 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,184 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,714 |
| Top World Languages | 0 | - | 4.92 | 820,743 |
| Australian Capitals | 0 | - | 4.92 | 62,707 |
| Europe Map Quiz | 0 | - | 5.00 | 4,757,921 |
| Four Letter European Geography #2 | 0 | - | 4.57 | 20,386 |
| Capitals of French Regions | 0 | - | 4.45 | 16,051 |
| Capitals of German States | 0 | - | 4.74 | 28,938 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,301 |
| The Trojan War | 0 | - | 4.83 | 39,672 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 646,530 |
| Name that Greek Letter | 0 | - | 4.93 | 323,224 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,639 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,452 |
| Roman Emperors | 0 | - | 4.95 | 119,747 |
| Countries by Official Language | 0 | - | 4.95 | 194,720 |
| Places in their Native Language #1 | 0 | - | 4.85 | 241,671 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,646 |
| Countries in their Native Language | 0 | - | 4.99 | 198,266 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,603 |
| Africa Map Quiz | 0 | - | 5.00 | 2,115,712 |
| Oceania Map Quiz | 0 | - | 4.98 | 641,169 |
| European Geography By Letter - A | 0 | - | 4.52 | 145,573 |
| European Geography By Letter - B #1 | 0 | - | 4.68 | 112,729 |
| European Geography By Letter - C | 0 | - | 4.46 | 113,452 |
| European Geography By Letter - D | 0 | - | 4.50 | 108,168 |
| European Geography By Letter - L | 0 | - | 4.52 | 113,219 |
| European Geography By Letter - M | 0 | - | 4.67 | 130,263 |
| European Geography By Letter - P #1 | 0 | - | 4.80 | 97,307 |
| European Geography By Letter - N | 0 | - | 4.44 | 100,621 |
| European Geography By Letter - R | 0 | - | 4.42 | 93,524 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,845 |
| European Geography By Letter - T | 0 | - | 4.41 | 82,211 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,230 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,893 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,184 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,201 |
| European Geography By Letter - S #1 | 0 | - | 4.54 | 100,430 |
| Country Codes of Europe | 0 | - | 3.43 | 13,701 |
| Regions of France | 0 | - | 4.75 | 120,544 |
| France Immigration by Country | 0 | - | 4.70 | 76,442 |
| Famous Germans | 0 | - | 4.50 | 55,227 |
| German Groups of Things | 0 | - | 4.46 | 38,453 |
| Germany True or False? | 0 | - | 4.61 | 48,760 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,924 |
| Famous Italians by Clue | 0 | - | 4.45 | 89,375 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,264 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,241 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,126 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,447,343 |
| Asia Map Quiz | 0 | - | 4.99 | 915,314 |
| Official Languages of South Africa | 0 | - | 4.56 | 26,139 |
| European Physical Geography | 0 | - | 4.26 | 33,483 |
| Geography of Russia | 0 | - | 4.57 | 21,516 |
| History of Austria | 0 | - | 4.70 | 17,847 |
| Geography of the French Empire | 0 | - | 4.45 | 27,039 |
| The French Revolution | 0 | - | 4.46 | 23,917 |
| France Multiple Choice | 0 | - | 4.39 | 40,721 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.40 | 23,466 |
| Olympian Gods Quiz | 0 | - | 4.96 | 500,051 |
| The Vikings! | 0 | - | 4.46 | 28,332 |
| The Portuguese Empire | 0 | - | 4.58 | 12,054 |
| American to British Word Translation | 0 | - | 4.14 | 138,844 |
| Every Country in its Official/Native Language | 0 | - | 4.98 | 25,308 |
| Countries of Africa | 0 | - | 5.00 | 2,532,240 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,699 |
| African East Coast | 0 | - | 4.96 | 95,909 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,727 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,550 |
| Australia Map Quiz | 0 | - | 4.95 | 344,080 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,907 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,602 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,695 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,158 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,964 |
| The Only European Country ... | 0 | - | 4.91 | 216,203 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,888 |
| Four Letter European Geography #1 | 0 | - | 4.40 | 28,087 |
| Slovakia... or Slovenia? | 0 | - | 4.69 | 41,922 |
| Presidents of France | 0 | - | 4.25 | 24,053 |
| History of France | 0 | - | 4.59 | 56,894 |
| Ancient Greek Words | 0 | - | 4.93 | 111,436 |
| Sweden Immigration by Country | 0 | - | 4.55 | 56,075 |
| Kings of Spain Quiz | 0 | - | 4.14 | 14,016 |
| United Kingdom A-Z | 0 | - | 4.51 | 87,604 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,626 |
| Name Every Beatles Song | 0 | - | 4.97 | 235,856 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,532 |
| Champions League Top 4 | 0 | - | 4.77 | 136,043 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,773 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,381,819 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 33,015 |
| Spanish to English Country Names | 0 | - | 4.86 | 32,933 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,346 |
| Top World Languages A-Z | 0 | - | 4.83 | 36,603 |
| German-Speaking Countries | 0 | - | 4.91 | 145,401 |
| Italian Name Translation | 0 | - | 4.82 | 46,438 |
| French-Speaking Countries | 0 | - | 4.85 | 270,291 |
| Officially Recognized Languages of India | 0 | - | 4.39 | 31,295 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,916 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,771 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,470 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,084 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,159 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,296 |
| African Island Countries | 0 | - | 4.96 | 101,494 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,198 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,168 |
| Australian States and Territories | 0 | - | 4.96 | 141,779 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,249 |
| Australia True or False | 0 | - | 4.87 | 56,802 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,548 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,137 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,503 |
| North America Map Quiz | 0 | - | 4.98 | 248,013 |
| United States Map Quiz | 0 | - | 4.98 | 4,155,100 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,824 |
| European Geography By Letter - E | 0 | - | 4.23 | 113,324 |
| European Geography By Letter - F | 0 | - | 4.17 | 92,649 |
| European Geography By Letter - H | 0 | - | 4.30 | 95,818 |
| European Geography By Letter - G | 0 | - | 4.27 | 102,467 |
| European Geography By Letter - I | 0 | - | 4.10 | 95,303 |
| European Geography By Letter - K | 0 | - | 4.14 | 69,954 |
| European Geography By Letter - O | 0 | - | 4.28 | 62,563 |
| European Geography by Letter - W | 0 | - | 4.20 | 82,795 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,634 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 51,059 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,506 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,057 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,339 |
| European Geography A-Z | 0 | - | 4.29 | 49,221 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,043 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,900 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,098 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,912 |
| Slavic Countries | 0 | - | 4.96 | 111,541 |
| Austria... or Australia? | 0 | - | 4.68 | 104,260 |
| Famous French People | 0 | - | 4.06 | 35,257 |
| Word Chain - France | 0 | - | 4.38 | 42,756 |
