| Australian Capitals | 0 | - | 4.92 | 62,811 |
| Australian States and Territories | 0 | - | 4.96 | 142,672 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,453 |
| Australia True or False | 0 | - | 4.87 | 57,085 |
| Austria... or Australia? | 0 | - | 4.68 | 104,684 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,903 |
| Australia Country Quiz | 0 | - | 4.43 | 69,787 |
| Oceania Map Quiz | 0 | - | 4.98 | 658,229 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,966 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 51,319 |
| Animals of Australia | 0 | - | 4.52 | 42,447 |
| AFL Teams | 0 | - | 4.42 | 40,756 |
| Flags of Oceania | 0 | - | 5.00 | 262,007 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,622 |
| Word Chain - Australia | 0 | - | 4.38 | 38,222 |
| Regions of New Zealand | 0 | - | 4.84 | 28,681 |
| Slovakia... or Slovenia? | 0 | - | 4.69 | 42,086 |
| Palau Country Quiz | 0 | - | 4.90 | 23,111 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,528 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,924 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,598 |
| Haiti... or Dominican Republic? | 0 | - | 4.70 | 40,818 |
| Famous Australians by Description | 0 | - | 4.23 | 28,100 |
| Australian Slang | 0 | - | 4.24 | 28,702 |
| Greenland... or Iceland? | 0 | - | 4.50 | 43,832 |
| Iran... or Iraq? | 0 | - | 4.32 | 33,642 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,352 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 531,925 |
| New Zealand Country Quiz | 0 | - | 4.70 | 76,225 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 48,223 |
| Europe Map Quiz | 0 | - | 5.00 | 4,781,839 |
| Which European Country - Multiple Choice | 0 | - | 4.51 | 84,549 |
| Save Europeans by Guessing Countries | 0 | - | 4.86 | 216,054 |
| Which Country of the United Kingdom? | 0 | - | 4.58 | 39,522 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 280,366 |
| Which Asian Country? | 0 | - | 4.64 | 57,707 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,096 |
| Which African Country? | 0 | - | 4.58 | 36,437 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,122 |
| Marshall Islands Country Quiz | 0 | - | 4.62 | 20,773 |
| Fiji Country Quiz | 0 | - | 4.78 | 24,394 |
| Kiribati Country Quiz | 0 | - | 4.70 | 19,128 |
| Federated States of Micronesia Country Quiz | 0 | - | 4.63 | 21,777 |
| Australia Map Quiz | 0 | - | 4.95 | 345,858 |
| Vanuatu Country Quiz | 0 | - | 4.59 | 23,014 |
| Solomon Islands Country Quiz | 0 | - | 4.56 | 19,149 |
| Nauru Country Quiz | 0 | - | 4.53 | 23,429 |
| Papua New Guinea Country Quiz | 0 | - | 4.60 | 30,812 |
| Paraguay... or Uruguay? | 0 | - | 4.55 | 26,764 |
| United States Map Quiz | 0 | - | 4.98 | 4,168,392 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,551 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,854 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,388 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,604 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,830 |
| Official European Union Languages | 0 | - | 4.97 | 239,507 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,495 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,240 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,808 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,340 |
| The Only European Country ... | 0 | - | 4.91 | 218,488 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,224 |
| France True or False? | 0 | - | 4.44 | 40,045 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,798 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,009 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,281 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 38,058 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,451,315 |
| Asia Map Quiz | 0 | - | 4.99 | 923,503 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,731 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,386,440 |
| China Multiple Choice | 0 | - | 4.50 | 37,386 |
| Countries of Africa | 0 | - | 5.00 | 2,554,064 |
| Africa Map Quiz | 0 | - | 5.00 | 2,126,477 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,671 |
| African East Coast | 0 | - | 4.96 | 96,600 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,443 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,477 |
| South Africa Multiple Choice | 0 | - | 4.55 | 27,536 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,717 |
| Australia Cities Map Quiz | 0 | - | 4.82 | 146,346 |
| Countries that Beat New Zealand | 0 | - | 4.70 | 26,746 |
| Flags of North and South America | 0 | - | 4.99 | 376,067 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,882 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,665 |
| The Only American Country ... | 0 | - | 4.92 | 122,084 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,540 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,456 |
| South America Map Quiz | 0 | - | 5.00 | 1,554,625 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,719 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 904,369 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,029,387 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,667 |
| North America Map Quiz | 0 | - | 4.98 | 251,005 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,049 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,758 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,790 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,640 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,934 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,827 |
| Cities and Towns of Massachusetts | 0 | - | 4.93 | 74,838 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,189 |
| U.S. History Multiple Choice #3 | 0 | - | 4.43 | 24,767 |
| US States Quiz | 0 | - | 5.00 | 16,968,271 |
| U.S. Geography True or False #1 | 0 | - | 4.53 | 28,790 |
| U.S. Geography - Multiple Choice | 0 | - | 4.41 | 24,873 |
| Canada Provinces and Territories | 0 | - | 5.00 | 345,373 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 643,381 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,479 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,407 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,107 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,254,497 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,595 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,334,056 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,331 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,873 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,360 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,342 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,273 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,636 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,285 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,912 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,649 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 312,300 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 175,128 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,320 |
| Monarchies of Europe | 0 | - | 4.90 | 98,696 |
| European Countries with One Border | 0 | - | 4.97 | 183,550 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,311 |
| European Geography By Letter - B #2 | 0 | - | 4.87 | 88,330 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,135 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,137 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 84,847 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 65,546 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,665 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 57,424 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,763 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,984 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,667 |
| Slavic Countries | 0 | - | 4.96 | 112,218 |
| Federal Subjects of Russia | 0 | - | 4.95 | 149,051 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,356 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,413 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,600 |
| States of Germany | 0 | - | 4.95 | 154,102 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,637 |
| Germany Immigration by Country | 0 | - | 4.86 | 81,574 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,364 |
| Regions of Italy | 0 | - | 4.92 | 76,774 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,682 |
| Regions of Spain Quiz | 0 | - | 4.90 | 115,080 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,634 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,028 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,409 |
| Counties of England Map Quiz | 0 | - | 4.97 | 308,732 |
| Counties of England | 0 | - | 4.97 | 801,577 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 360,384 |
| Champions League Winners | 0 | - | 4.92 | 1,013,876 |
| Flags of Asia Quiz | 0 | - | 4.99 | 618,590 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,653 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,895 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,399 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,749 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,023 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,646 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,621 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,153 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,934 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,126 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,923 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,320 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,653 |
| Monarchies of Asia | 0 | - | 4.97 | 71,418 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 50,443 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,209 |
| Countries of the Middle East | 0 | - | 4.96 | 202,343 |
| Provinces of Turkey | 0 | - | 4.94 | 205,481 |
| World Currencies Quiz on a Map | 0 | - | 4.95 | 61,683 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,693 |
| Provinces of China | 0 | - | 4.97 | 207,212 |
| Japanese Prefectures | 0 | - | 4.98 | 138,570 |
| States of India | 0 | - | 4.95 | 195,342 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,415 |
| Flags of Africa Quiz | 0 | - | 5.00 | 476,091 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,518 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,131 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,334 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,115 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,996 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,213 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,386 |
| The Only African Country ... | 0 | - | 4.99 | 129,540 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,329 |
| Top African Languages on a Map | 0 | - | 4.94 | 74,998 |
| African Island Countries | 0 | - | 4.96 | 102,289 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,356 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,319 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,669 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,585 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.89 | 59,376 |
