| Australia True or False | 0 | - | 4.87 | 56,488 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,035 |
| Australian Capitals | 0 | - | 4.92 | 62,589 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,033 |
| Germany True or False? | 0 | - | 4.61 | 48,518 |
| The UK for Americans - True or False | 0 | - | 4.46 | 58,381 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 26,892 |
| Australia Country Quiz | 0 | - | 4.43 | 69,262 |
| Regions of New Zealand | 0 | - | 4.85 | 28,120 |
| England or Wales? | 0 | - | 4.94 | 45,304 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,224 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,459 |
| Canada Multiple Choice Quiz | 0 | - | 4.53 | 48,880 |
| Save Europeans by Guessing Countries | 0 | - | 4.84 | 209,312 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,557 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,135 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,060 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,524 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 26,853 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 47,694 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 68,560 |
| Official European Union Languages | 0 | - | 4.97 | 236,464 |
| European Countries in their Native Language | 0 | - | 4.99 | 156,660 |
| Europe Map Quiz | 0 | - | 5.00 | 4,729,854 |
| Africa Map Quiz | 0 | - | 5.00 | 2,103,723 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,017 |
| Word Chain - Australia | 0 | - | 4.37 | 38,011 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,060 |
| France Multiple Choice | 0 | - | 4.38 | 40,629 |
| British Geography Multiple Choice | 0 | - | 4.49 | 43,166 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,439,360 |
| Asia Map Quiz | 0 | - | 4.99 | 906,635 |
| North Korea... or South Korea? | 0 | - | 4.47 | 80,277 |
| Countries of Africa | 0 | - | 5.00 | 2,506,484 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,778 |
| African East Coast | 0 | - | 4.96 | 95,003 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,893 |
| Oceania Geography Quiz | 0 | - | 4.55 | 21,973 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,760 |
| Australia Map Quiz | 0 | - | 4.94 | 342,380 |
| United States Map Quiz | 0 | - | 4.98 | 4,141,078 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,030 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,179 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,887 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,221 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,520 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,463 |
| The Only European Country ... | 0 | - | 4.91 | 213,700 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,450 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,548 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,417 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,375,577 |
| Astronomy True or False | 0 | - | 4.38 | 36,257 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,643 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,421 |
| Flags of Africa Quiz | 0 | - | 5.00 | 462,929 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,569 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,535 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,215 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,477 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,031 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,361 |
| African Island Countries | 0 | - | 4.96 | 100,740 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,573 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 32,653 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,631 |
| Australian States and Territories | 0 | - | 4.95 | 140,612 |
| Famous Australians by Description | 0 | - | 4.23 | 27,536 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,003 |
| Australian Slang | 0 | - | 4.25 | 28,464 |
| Flags of North and South America | 0 | - | 4.99 | 366,697 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,131 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,135 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,106 |
| South America Map Quiz | 0 | - | 5.00 | 1,540,863 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,223 |
| North America Map Quiz | 0 | - | 4.98 | 244,283 |
| Third Most Common Language by U.S. State | 0 | - | 4.89 | 113,368 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,692 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,766 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,585 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,480 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,232 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,225,758 |
| Celtic Nations | 0 | - | 4.69 | 46,806 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,404 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,670 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,256 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,225 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,443 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 86,823 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,710 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,753 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,282 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,213 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,153 |
| Slavic Countries | 0 | - | 4.96 | 110,816 |
| French History Multiple Choice | 0 | - | 4.55 | 32,866 |
| Counties of England | 0 | - | 4.97 | 788,882 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 349,642 |
| Flags of Asia Quiz | 0 | - | 4.99 | 605,172 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,321 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,725 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,373 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,199 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,663 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,444 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,643 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 228,718 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,103 |
| Countries of the Middle East | 0 | - | 4.96 | 198,828 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,233 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.96 | 50,145 |
| States of India | 0 | - | 4.94 | 189,907 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,134 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 48,992 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,230 |
| The Only African Country ... | 0 | - | 4.99 | 128,322 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,761 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,035 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 319,260 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,067 |
| Flags of Oceania | 0 | - | 5.00 | 254,977 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,383 |
| The Only American Country ... | 0 | - | 4.92 | 120,717 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,304 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,341 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,690 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 56,916 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 93,866 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 62,900 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,927 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,279 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,833 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,030 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,466 |
| US States Quiz | 0 | - | 5.00 | 16,692,648 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,336 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,301 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,013 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,313 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,797 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,182 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,124 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,751 |
| Monarchies of Europe | 0 | - | 4.90 | 97,278 |
| European Countries with One Border | 0 | - | 4.97 | 181,564 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,449 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 76,184 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 148,873 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,370 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,333 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,062 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 55,972 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 79,734 |
| Federal Subjects of Russia | 0 | - | 4.94 | 143,876 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,151 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,068 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,644 |
| States of Germany | 0 | - | 4.96 | 149,950 |
| 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 | 43,780 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,264 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,098 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,056 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 92,879 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,025 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,400 |
| Champions League Winners | 0 | - | 4.92 | 995,892 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 65,977 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 104,988 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,311 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,692 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,364 |
| Monarchies of Asia | 0 | - | 4.97 | 70,579 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,420 |
| Provinces of Turkey | 0 | - | 4.95 | 200,852 |
| World Currencies Quiz on a Map | 0 | - | 4.95 | 59,920 |
| Provinces of China | 0 | - | 4.97 | 199,968 |
| Japanese Prefectures | 0 | - | 4.98 | 134,474 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,183 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 105,825 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,642 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 92,764 |
| Kazakhstan Country Quiz | 0 | - | 4.85 | 30,729 |
| Bhutan Country Quiz | 0 | - | 4.87 | 24,004 |
| States of India Map Quiz | 0 | - | 4.82 | 26,009 |
| Countries Bordering India | 0 | - | 4.98 | 162,571 |
| Countries Closest to India | 0 | - | 4.97 | 102,185 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,756 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,313 |
| African Great Lakes | 0 | - | 4.82 | 65,101 |
| Every African Country Shape | 0 | - | 4.90 | 86,034 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,834 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,153 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,337 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 91,059 |
| Nile River Basin Countries on a Map | 0 | - | 4.95 | 50,202 |
