| Australia True or False | 0 | - | 4.87 | 56,488 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,033 |
| Australian Capitals | 0 | - | 4.92 | 62,589 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,032 |
| Germany True or False? | 0 | - | 4.61 | 48,518 |
| The UK for Americans - True or False | 0 | - | 4.46 | 58,380 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 26,892 |
| Australia Country Quiz | 0 | - | 4.43 | 69,261 |
| Regions of New Zealand | 0 | - | 4.85 | 28,117 |
| England or Wales? | 0 | - | 4.94 | 45,302 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,216 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,447 |
| Canada Multiple Choice Quiz | 0 | - | 4.53 | 48,878 |
| Save Europeans by Guessing Countries | 0 | - | 4.84 | 209,309 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,557 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,134 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,051 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,523 |
| 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 | 68,559 |
| Official European Union Languages | 0 | - | 4.97 | 236,459 |
| European Countries in their Native Language | 0 | - | 4.99 | 156,658 |
| Europe Map Quiz | 0 | - | 5.00 | 4,729,777 |
| Africa Map Quiz | 0 | - | 5.00 | 2,103,695 |
| Oceania Map Quiz | 0 | - | 4.98 | 634,992 |
| Word Chain - Australia | 0 | - | 4.37 | 38,011 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,052 |
| France Multiple Choice | 0 | - | 4.38 | 40,629 |
| British Geography Multiple Choice | 0 | - | 4.49 | 43,166 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,439,316 |
| Asia Map Quiz | 0 | - | 4.99 | 906,623 |
| North Korea... or South Korea? | 0 | - | 4.47 | 80,276 |
| Countries of Africa | 0 | - | 5.00 | 2,506,439 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,778 |
| African East Coast | 0 | - | 4.96 | 94,999 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,892 |
| Oceania Geography Quiz | 0 | - | 4.55 | 21,973 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,759 |
| Australia Map Quiz | 0 | - | 4.94 | 342,375 |
| United States Map Quiz | 0 | - | 4.98 | 4,141,026 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,020 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,177 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,882 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,215 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,520 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,460 |
| The Only European Country ... | 0 | - | 4.91 | 213,693 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,446 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,548 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,414 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,375,559 |
| Astronomy True or False | 0 | - | 4.38 | 36,254 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,641 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,421 |
| Flags of Africa Quiz | 0 | - | 5.00 | 462,918 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,568 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,532 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,212 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,473 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,028 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,355 |
| African Island Countries | 0 | - | 4.96 | 100,738 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,573 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 32,652 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,631 |
| Australian States and Territories | 0 | - | 4.95 | 140,608 |
| Famous Australians by Description | 0 | - | 4.23 | 27,532 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,001 |
| Australian Slang | 0 | - | 4.25 | 28,464 |
| Flags of North and South America | 0 | - | 4.99 | 366,661 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,131 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,133 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,103 |
| South America Map Quiz | 0 | - | 5.00 | 1,540,854 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,193 |
| North America Map Quiz | 0 | - | 4.98 | 244,272 |
| Third Most Common Language by U.S. State | 0 | - | 4.89 | 113,367 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,674 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,758 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,581 |
| 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 | 1,225,670 |
| Celtic Nations | 0 | - | 4.69 | 46,806 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,369 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,666 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,255 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,220 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,443 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 86,822 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,707 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,749 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,277 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,211 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,151 |
| Slavic Countries | 0 | - | 4.96 | 110,815 |
| French History Multiple Choice | 0 | - | 4.55 | 32,866 |
| Counties of England | 0 | - | 4.97 | 788,872 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 349,629 |
| Flags of Asia Quiz | 0 | - | 4.99 | 605,151 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,320 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,721 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,370 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,198 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,660 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,437 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,643 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 228,716 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,101 |
| Countries of the Middle East | 0 | - | 4.96 | 198,825 |
| 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 | 189,900 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,134 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 48,990 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,227 |
| The Only African Country ... | 0 | - | 4.99 | 128,319 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,759 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,030 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 319,259 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,065 |
| Flags of Oceania | 0 | - | 5.00 | 254,966 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,381 |
| The Only American Country ... | 0 | - | 4.92 | 120,714 |
| 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 | 899,685 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 56,914 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 93,863 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 62,894 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,925 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,275 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,830 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,026 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,466 |
| US States Quiz | 0 | - | 5.00 | 16,692,189 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,335 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,299 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,008 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,308 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,790 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,180 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,124 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,750 |
| Monarchies of Europe | 0 | - | 4.90 | 97,276 |
| European Countries with One Border | 0 | - | 4.97 | 181,559 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,430 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 76,182 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 148,872 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,368 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,332 |
| 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 | 79,732 |
| Federal Subjects of Russia | 0 | - | 4.94 | 143,863 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,150 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,065 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,643 |
| States of Germany | 0 | - | 4.96 | 149,948 |
| Germany Immigration by Country | 0 | - | 4.84 | 79,989 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,508 |
| Regions of Italy | 0 | - | 4.92 | 74,654 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,779 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,260 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,098 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,047 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 92,876 |
| 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 | 995,864 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 65,975 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 104,985 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,310 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,689 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,362 |
| Monarchies of Asia | 0 | - | 4.97 | 70,577 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,417 |
| Provinces of Turkey | 0 | - | 4.95 | 200,835 |
| World Currencies Quiz on a Map | 0 | - | 4.95 | 59,917 |
| Provinces of China | 0 | - | 4.97 | 199,961 |
| Japanese Prefectures | 0 | - | 4.98 | 134,470 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,178 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 105,820 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,639 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 92,764 |
| Kazakhstan Country Quiz | 0 | - | 4.85 | 30,720 |
| Bhutan Country Quiz | 0 | - | 4.87 | 24,002 |
| 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 | 102,183 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,756 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,309 |
| African Great Lakes | 0 | - | 4.82 | 65,100 |
| Every African Country Shape | 0 | - | 4.90 | 86,030 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,832 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,150 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,334 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 91,054 |
| Nile River Basin Countries on a Map | 0 | - | 4.95 | 50,200 |
