| Australia... or New Zealand? | 0 | - | 4.83 | 62,075 |
| Regions of New Zealand | 0 | - | 4.84 | 28,771 |
| Australian Capitals | 0 | - | 4.92 | 62,854 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,816 |
| Official European Union Languages | 0 | - | 4.97 | 240,027 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,763 |
| Australia True or False | 0 | - | 4.86 | 57,194 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 114,025 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,630 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 72,176 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,787 |
| Top African Languages on a Map | 0 | - | 4.94 | 75,408 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.95 | 27,791 |
| Australia Country Quiz | 0 | - | 4.43 | 69,876 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 532,846 |
| Slavic Languages | 0 | - | 4.67 | 54,753 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.40 | 32,693 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 222,961 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,958 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 280,901 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,585 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,962 |
| Top World Languages | 0 | - | 4.92 | 830,868 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,448 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 48,307 |
| Europe Map Quiz | 0 | - | 5.00 | 4,791,542 |
| Countries by Official Language | 0 | - | 4.95 | 196,161 |
| Places in their Native Language #1 | 0 | - | 4.85 | 243,547 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,853 |
| Countries in their Native Language | 0 | - | 4.99 | 199,898 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 133,077 |
| Official Languages of South Africa | 0 | - | 4.57 | 26,255 |
| Oceania Map Quiz | 0 | - | 4.98 | 659,988 |
| Word Chain - Australia | 0 | - | 4.38 | 38,257 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 431,232 |
| Languages of the United Kingdom | 0 | - | 4.14 | 41,083 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,453,135 |
| Asia Map Quiz | 0 | - | 4.99 | 926,222 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 33,436 |
| Africa Map Quiz | 0 | - | 5.00 | 2,130,105 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,144 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,559 |
| Australia Map Quiz | 0 | - | 4.95 | 346,401 |
| United States Map Quiz | 0 | - | 4.98 | 4,172,898 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,217 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,970 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,094 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,462 |
| Europe Geography Decoder | 0 | - | 4.87 | 70,361 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,399 |
| The Only European Country ... | 0 | - | 4.91 | 219,411 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,745 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,085 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 100,081 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,387,792 |
| Countries of Africa | 0 | - | 5.00 | 2,563,176 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,187 |
| African East Coast | 0 | - | 4.96 | 96,885 |
| Western Africa Map Quiz | 0 | - | 4.98 | 74,756 |
| Spanish to English Country Names | 0 | - | 4.86 | 33,984 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,964 |
| Top World Languages A-Z | 0 | - | 4.81 | 37,010 |
| German-Speaking Countries | 0 | - | 4.92 | 146,068 |
| Italian Name Translation | 0 | - | 4.83 | 48,096 |
| French-Speaking Countries | 0 | - | 4.85 | 271,821 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,742 |
| Australian States and Territories | 0 | - | 4.96 | 142,981 |
| Famous Australians by Description | 0 | - | 4.23 | 28,176 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,529 |
| Australian Slang | 0 | - | 4.24 | 28,752 |
| Flags of North and South America | 0 | - | 4.99 | 377,730 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,060 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,949 |
| Latin American Countries Map Quiz | 0 | - | 4.98 | 130,803 |
| South America Map Quiz | 0 | - | 5.00 | 1,557,937 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,778 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,032,708 |
| North America Map Quiz | 0 | - | 4.98 | 252,545 |
| Canada Provinces and Territories | 0 | - | 5.00 | 346,810 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 645,140 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,222 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,260,340 |
| Celtic Nations | 0 | - | 4.61 | 47,118 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,336,730 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,717 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,479 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,121 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,869 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.83 | 88,101 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 313,021 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 176,286 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,666 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,314 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,876 |
| Slavic Countries | 0 | - | 4.96 | 112,468 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,727 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,500 |
| Languages of Spain | 0 | - | 4.36 | 23,458 |
| Counties of England | 0 | - | 4.97 | 803,798 |
| Flags of Asia Quiz | 0 | - | 4.99 | 621,442 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,891 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,667 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 100,036 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,270 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,952 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,427 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,808 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.92 | 50,734 |
| Countries of the Middle East | 0 | - | 4.96 | 203,164 |
| Officially Recognized Languages of India | 0 | - | 4.40 | 31,621 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,555 |
| Flags of Africa Quiz | 0 | - | 5.00 | 478,630 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 219,058 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 118,017 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,627 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 46,878 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,872 |
| African Island Countries | 0 | - | 4.96 | 102,686 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,777 |
| Add A Letter - Make a European City | 0 | - | 4.88 | 23,524 |
| English Speaking Countries | 0 | - | 4.64 | 358,393 |
| Category Elimination - Official Languages | 0 | - | 4.98 | 70,484 |
| Top 10 Countries with the Most Spanish Speakers | 0 | - | 4.95 | 124,978 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,228 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,937 |
| Flags of Oceania | 0 | - | 5.00 | 263,227 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 146,623 |
| The Only American Country ... | 0 | - | 4.92 | 122,305 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,740 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 905,344 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,895 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,276 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 65,248 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,936 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,925 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 76,030 |
| Cities and Towns of Massachusetts | 0 | - | 4.93 | 75,140 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,310 |
| US States Quiz | 0 | - | 5.00 | 17,013,568 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,578 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 99,069 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,942 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,664 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,751 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,855 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,792 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,571 |
| Monarchies of Europe | 0 | - | 4.90 | 98,989 |
| European Countries with One Border | 0 | - | 4.97 | 183,953 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,670 |
| European Geography By Letter - B #2 | 0 | - | 4.86 | 89,030 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,505 |
| Federal Subjects of Russia | 0 | - | 4.95 | 149,814 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,542 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,764 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,926 |
| States of Germany | 0 | - | 4.95 | 154,811 |
| Germany Immigration by Country | 0 | - | 4.86 | 81,766 |
| Regions of Italy | 0 | - | 4.92 | 77,207 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,869 |
| Regions of Spain Quiz | 0 | - | 4.90 | 115,497 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,853 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,696 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,587 |
| Counties of England Map Quiz | 0 | - | 4.97 | 309,206 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,851 |
| Champions League Winners | 0 | - | 4.92 | 1,017,328 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 67,090 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 107,001 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,222 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,694 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,851 |
| Monarchies of Asia | 0 | - | 4.97 | 71,577 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,327 |
| Provinces of Turkey | 0 | - | 4.95 | 206,168 |
| Provinces of China | 0 | - | 4.97 | 208,490 |
| Japanese Prefectures | 0 | - | 4.98 | 139,278 |
| States of India | 0 | - | 4.94 | 196,306 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 61,064 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,607 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,532 |
| The Only African Country ... | 0 | - | 4.99 | 129,755 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,428 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,221 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,550 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 324,452 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,948 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.89 | 60,401 |
| Places in their Native Language #2 | 0 | - | 4.80 | 135,035 |
| 15 Most Populous Countries that Speak a Romance Language | 0 | - | 4.75 | 128,453 |
| Name an Official Language A-Z | 0 | - | 4.91 | 177,100 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,883 |
| Eswatini Country Quiz | 0 | - | 4.85 | 20,947 |
| Botswana Country Quiz | 0 | - | 4.90 | 22,662 |
| Lesotho Country Quiz | 0 | - | 4.83 | 20,707 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,931 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 64,150 |
| D.R. Congo Country Quiz | 0 | - | 4.88 | 39,626 |
| Gabon Country Quiz | 0 | - | 4.83 | 18,663 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,883 |
