| Australia... or New Zealand? | 0 | - | 4.83 | 61,970 |
| Regions of New Zealand | 0 | - | 4.84 | 28,711 |
| Australian Capitals | 0 | - | 4.92 | 62,825 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,678 |
| Official European Union Languages | 0 | - | 4.97 | 239,679 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,578 |
| Australia True or False | 0 | - | 4.87 | 57,125 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,956 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,538 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 72,010 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,726 |
| Top African Languages on a Map | 0 | - | 4.94 | 75,165 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.95 | 27,677 |
| Australia Country Quiz | 0 | - | 4.43 | 69,823 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 532,287 |
| Slavic Languages | 0 | - | 4.68 | 54,671 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 280,560 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.40 | 32,664 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,260 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 222,327 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,780 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,521 |
| Top World Languages | 0 | - | 4.92 | 829,121 |
| Europe Map Quiz | 0 | - | 5.00 | 4,785,684 |
| Oceania Map Quiz | 0 | - | 4.98 | 658,842 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,385 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 48,263 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,651 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,452,106 |
| Asia Map Quiz | 0 | - | 4.99 | 924,499 |
| Africa Map Quiz | 0 | - | 5.00 | 2,127,831 |
| Countries by Official Language | 0 | - | 4.95 | 195,901 |
| Places in their Native Language #1 | 0 | - | 4.85 | 243,251 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,499 |
| Countries in their Native Language | 0 | - | 4.99 | 199,656 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,867 |
| Official Languages of South Africa | 0 | - | 4.57 | 26,233 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,408 |
| Word Chain - Australia | 0 | - | 4.38 | 38,241 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,802 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,886 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,625 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,285 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,993 |
| The Only European Country ... | 0 | - | 4.91 | 218,796 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,409 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,040 |
| Languages of the United Kingdom | 0 | - | 4.14 | 41,046 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,870 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 33,371 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,780 |
| African East Coast | 0 | - | 4.96 | 96,697 |
| Western Africa Map Quiz | 0 | - | 4.98 | 74,554 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,666 |
| Top World Languages A-Z | 0 | - | 4.83 | 36,948 |
| German-Speaking Countries | 0 | - | 4.92 | 145,999 |
| Italian Name Translation | 0 | - | 4.83 | 47,885 |
| French-Speaking Countries | 0 | - | 4.85 | 271,586 |
| Spanish to English Country Names | 0 | - | 4.86 | 33,820 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,129 |
| Australia Map Quiz | 0 | - | 4.95 | 346,048 |
| United States Map Quiz | 0 | - | 4.98 | 4,170,430 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,083 |
| Celtic Nations | 0 | - | 4.61 | 47,083 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,386,967 |
| Countries of Africa | 0 | - | 5.00 | 2,557,670 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,726 |
| Australian States and Territories | 0 | - | 4.96 | 142,792 |
| Famous Australians by Description | 0 | - | 4.23 | 28,133 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,481 |
| Australian Slang | 0 | - | 4.24 | 28,718 |
| Flags of North and South America | 0 | - | 4.99 | 376,614 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,931 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,743 |
| Latin American Countries Map Quiz | 0 | - | 4.98 | 130,573 |
| South America Map Quiz | 0 | - | 5.00 | 1,556,061 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,742 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,030,597 |
| North America Map Quiz | 0 | - | 4.98 | 251,811 |
| Canada Provinces and Territories | 0 | - | 5.00 | 345,878 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 644,321 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,150 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,495 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,256,705 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,335,080 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,432 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,981 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,591 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,722 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.83 | 87,979 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 312,550 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 175,505 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,282 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,109 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,726 |
| Slavic Countries | 0 | - | 4.96 | 112,316 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,673 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,413 |
| Languages of Spain | 0 | - | 4.36 | 23,426 |
| Counties of England | 0 | - | 4.97 | 802,354 |
| Flags of Asia Quiz | 0 | - | 4.99 | 619,665 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,762 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,474 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,841 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,100 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,748 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,270 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,494 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 50,540 |
| Countries of the Middle East | 0 | - | 4.96 | 202,501 |
| Officially Recognized Languages of India | 0 | - | 4.40 | 31,550 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,488 |
| Flags of Africa Quiz | 0 | - | 5.00 | 476,991 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,270 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,420 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,209 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 34,069 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,518 |
| African Island Countries | 0 | - | 4.96 | 102,388 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,517 |
| English Speaking Countries | 0 | - | 4.64 | 358,158 |
| Category Elimination - Official Languages | 0 | - | 4.98 | 70,336 |
| Top 10 Countries with the Most Spanish Speakers | 0 | - | 4.95 | 124,900 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,086 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,794 |
| Flags of Oceania | 0 | - | 5.00 | 262,419 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 146,446 |
| The Only American Country ... | 0 | - | 4.92 | 122,170 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,611 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 904,810 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,776 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,108 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,937 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,855 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,764 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,907 |
| Cities and Towns of Massachusetts | 0 | - | 4.93 | 74,940 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,235 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,461 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,664 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,435 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,410 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,483 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,717 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,733 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,415 |
| Monarchies of Europe | 0 | - | 4.90 | 98,799 |
| European Countries with One Border | 0 | - | 4.97 | 183,700 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,457 |
| European Geography By Letter - B #2 | 0 | - | 4.87 | 88,476 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,282 |
| Federal Subjects of Russia | 0 | - | 4.95 | 149,337 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,429 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,549 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,740 |
| States of Germany | 0 | - | 4.95 | 154,330 |
| Germany Immigration by Country | 0 | - | 4.86 | 81,650 |
| Regions of Italy | 0 | - | 4.92 | 76,967 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,763 |
| Regions of Spain Quiz | 0 | - | 4.90 | 115,236 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,708 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,303 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,479 |
| Counties of England Map Quiz | 0 | - | 4.97 | 308,941 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,834 |
| Champions League Winners | 0 | - | 4.92 | 1,015,313 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,929 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,770 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,040 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,350 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,727 |
| Monarchies of Asia | 0 | - | 4.97 | 71,475 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,253 |
| Provinces of Turkey | 0 | - | 4.95 | 205,764 |
| Provinces of China | 0 | - | 4.97 | 207,680 |
| Japanese Prefectures | 0 | - | 4.98 | 138,850 |
| States of India | 0 | - | 4.94 | 195,704 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,985 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,557 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,252 |
| The Only African Country ... | 0 | - | 4.99 | 129,616 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,367 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,036 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,402 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 324,073 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,762 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.89 | 59,731 |
| Places in their Native Language #2 | 0 | - | 4.80 | 134,904 |
| 15 Most Populous Countries that Speak a Romance Language | 0 | - | 4.75 | 128,091 |
| Name an Official Language A-Z | 0 | - | 4.91 | 176,889 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,788 |
| D.R. Congo Country Quiz | 0 | - | 4.88 | 39,558 |
| Palau Country Quiz | 0 | - | 4.89 | 23,134 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,877 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,556 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,763 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,543 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,945 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,610 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,372 |
