| European Countries by First 2 Letters | 0 | - | 4.95 | 526,226 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,033 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 68,563 |
| Official European Union Languages | 0 | - | 4.97 | 236,467 |
| European Countries in their Native Language | 0 | - | 4.99 | 156,663 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,068 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,439,413 |
| Asia Map Quiz | 0 | - | 4.99 | 906,658 |
| England or Wales? | 0 | - | 4.94 | 45,304 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,521 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,548 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,420 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,375,597 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,234 |
| Celtic Nations | 0 | - | 4.69 | 46,806 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,558 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,135 |
| Australia True or False | 0 | - | 4.87 | 56,489 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 86,825 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,713 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,759 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 349,656 |
| Flags of Asia Quiz | 0 | - | 4.99 | 605,215 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,321 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,729 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,375 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,201 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,665 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,445 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,645 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 228,723 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,126 |
| Countries of the Middle East | 0 | - | 4.96 | 198,832 |
| Germany True or False? | 0 | - | 4.61 | 48,518 |
| States of India | 0 | - | 4.94 | 189,916 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,035 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,303 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,184 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,124 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 76,184 |
| Federal Subjects of Russia | 0 | - | 4.94 | 143,883 |
| France Multiple Choice | 0 | - | 4.38 | 40,629 |
| States of Germany | 0 | - | 4.96 | 149,951 |
| Germany Immigration by Country | 0 | - | 4.84 | 79,990 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,509 |
| Regions of Italy | 0 | - | 4.92 | 74,656 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,784 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,267 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,098 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,400 |
| Champions League Winners | 0 | - | 4.92 | 995,911 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 65,977 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 104,990 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,315 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,365 |
| Monarchies of Asia | 0 | - | 4.97 | 70,579 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,420 |
| Provinces of Turkey | 0 | - | 4.95 | 200,855 |
| Provinces of China | 0 | - | 4.97 | 199,994 |
| Japanese Prefectures | 0 | - | 4.98 | 134,476 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,183 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 105,826 |
| States of India Map Quiz | 0 | - | 4.82 | 26,011 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,759 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,314 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,440 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,597 |
| Word Scramble - European Countries | 0 | - | 4.70 | 140,966 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 112,953 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,420 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,135 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,089 |
| Slavic Languages | 0 | - | 4.67 | 53,961 |
| Departments of France | 0 | - | 4.93 | 52,749 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,423 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,355 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,238 |
| All UEFA Champions League Teams Ever | 0 | - | 4.84 | 128,418 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,142 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,480 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,190 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,013 |
| The Only Remaining Asian Country . . . | 0 | - | 4.69 | 45,446 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,246 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,964 |
| Countries Closest to Yemen | 0 | - | 4.91 | 22,296 |
| Syria Country Quiz | 0 | - | 4.81 | 32,285 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,425 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,772 |
| China Cities Map Quiz | 0 | - | 4.93 | 103,991 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 92,746 |
| Japan Country Quiz | 0 | - | 4.92 | 141,189 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 92,764 |
| Countries Bordering India | 0 | - | 4.98 | 162,573 |
| Countries Closest to India | 0 | - | 4.97 | 102,190 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,461 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,775 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,507 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,061 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,136 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,762 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,826 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,313 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,451 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,206 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 54,859 |
| Countries Closest to Indonesia | 0 | - | 4.96 | 103,920 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,483 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,056 |
| Countries that Border China | 0 | - | 4.96 | 261,780 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 76,923 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 59,689 |
| Countries Closest to Japan | 0 | - | 4.92 | 137,883 |
| Kazakhstan Country Quiz | 0 | - | 4.85 | 30,734 |
| Bhutan Country Quiz | 0 | - | 4.87 | 24,004 |
| Canada Multiple Choice Quiz | 0 | - | 4.53 | 48,880 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,078 |
| History of Russia Quiz | 0 | - | 4.49 | 31,784 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 641,665 |
| Name that Greek Letter | 0 | - | 4.94 | 321,584 |
| History of Italy | 0 | - | 4.55 | 31,809 |
| Byzantine History | 0 | - | 4.91 | 28,607 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,476 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 76,974 |
| Asian Physical Geography | 0 | - | 4.61 | 35,368 |
| East Asian Islands on the Map | 0 | - | 4.54 | 32,911 |
| 10 Westernmost Countries in Asia | 0 | - | 4.69 | 70,820 |
| Asian Island Nations | 0 | - | 4.63 | 93,733 |
| Asia's Busiest Airports | 0 | - | 4.77 | 52,260 |
| Asian Countries by Borders in 30 Seconds | 0 | - | 4.45 | 412,690 |
| Arab Spring Countries | 0 | - | 4.51 | 43,809 |
| Qatar Country Quiz | 0 | - | 4.85 | 31,282 |
| Oman Country Quiz | 0 | - | 4.86 | 26,664 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,398 |
| Brunei Country Quiz | 0 | - | 4.87 | 21,748 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,525 |
| Closest Countries to North Korea | 0 | - | 4.94 | 121,771 |
| Hindu Countries | 0 | - | 4.85 | 49,539 |
| Europe Map Quiz | 0 | - | 5.00 | 4,729,926 |
| Capitals of French Regions | 0 | - | 4.45 | 15,982 |
| Capitals of German States | 0 | - | 4.74 | 28,807 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,090 |
| The Trojan War | 0 | - | 4.83 | 39,419 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 110,486 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,024 |
| Roman Emperors | 0 | - | 4.95 | 118,412 |
| Asian Islands | 0 | - | 4.49 | 20,763 |
| Turkmenistan Country Quiz | 0 | - | 4.81 | 25,664 |
| Egypt Country Quiz | 0 | - | 4.82 | 77,013 |
| Countries that Beat China | 0 | - | 4.86 | 114,675 |
| India Cities Map Quiz | 0 | - | 4.63 | 60,652 |
| Countries of the Indian Diaspora | 0 | - | 4.46 | 53,921 |
| Countries with the Most Hindus | 0 | - | 4.90 | 122,299 |
| Africa Map Quiz | 0 | - | 5.00 | 2,103,748 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,029 |
| Australian Capitals | 0 | - | 4.92 | 62,590 |
| European Geography By Letter - A | 0 | - | 4.56 | 132,352 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 110,855 |
| European Geography By Letter - C | 0 | - | 4.46 | 111,787 |
| European Geography By Letter - D | 0 | - | 4.50 | 106,661 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,185 |
| European Geography By Letter - M | 0 | - | 4.61 | 128,836 |
| European Geography By Letter - N | 0 | - | 4.44 | 99,639 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,604 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,005 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,273 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 70,979 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,606 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 69,930 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 60,969 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 99,573 |
| Regions of France | 0 | - | 4.78 | 119,168 |
| France Immigration by Country | 0 | - | 4.72 | 75,941 |
| Famous Germans | 0 | - | 4.50 | 54,595 |
| German Groups of Things | 0 | - | 4.46 | 38,298 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,434 |
| Olympian Gods Quiz | 0 | - | 4.96 | 495,739 |
| Famous Italians by Clue | 0 | - | 4.45 | 88,308 |
| Provinces of the Netherlands | 0 | - | 4.80 | 40,760 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,037 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 101,916 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 70,819 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,381 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,149 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,553 |
| Asian Geography by Letter - T | 0 | - | 4.50 | 57,057 |
| Asia Geography Quiz #1 | 0 | - | 4.78 | 53,319 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,316 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,145 |
| Asian Diaspora - Top 10 Countries | 0 | - | 4.75 | 41,093 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 35,890 |
| The Only Asian Country ... | 0 | - | 4.74 | 121,841 |
| Ten Highest HDI Countries in Asia | 0 | - | 4.45 | 54,635 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 42,699 |
| Asian Countries with the Fewest Borders | 0 | - | 4.74 | 106,453 |
| Countries Surrounding Istanbul | 0 | - | 4.89 | 24,692 |
| Countries Closest to Egypt | 0 | - | 4.83 | 100,524 |
| Provinces of the Philippines | 0 | - | 4.56 | 48,247 |
| Overseas Chinese Population | 0 | - | 4.55 | 43,162 |
| Mongolia Country Quiz | 0 | - | 4.73 | 39,248 |
