| African Countries by First 2 Letters | 0 | - | 4.96 | 269,469 |
| Top African Languages on a Map | 0 | - | 4.94 | 75,317 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,766 |
| Official European Union Languages | 0 | - | 4.97 | 239,870 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,699 |
| African East Coast | 0 | - | 4.96 | 96,813 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,995 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,594 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 72,119 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,759 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,693 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 61,042 |
| Official Languages of South Africa | 0 | - | 4.57 | 26,250 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 324,299 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 532,637 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,589 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.89 | 60,148 |
| Slavic Languages | 0 | - | 4.67 | 54,714 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 280,795 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.40 | 32,683 |
| African Great Lakes | 0 | - | 4.82 | 67,008 |
| Word Chain - Africa | 0 | - | 4.47 | 31,721 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 222,723 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,885 |
| African Physical Geography | 0 | - | 4.51 | 31,824 |
| Africa A-Z | 0 | - | 4.57 | 46,783 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,799 |
| Top World Languages | 0 | - | 4.92 | 830,283 |
| Australian Capitals | 0 | - | 4.92 | 62,839 |
| Europe Map Quiz | 0 | - | 5.00 | 4,789,578 |
| Famous People from Africa | 0 | - | 4.45 | 11,012 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,494 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,973 |
| Countries by Official Language | 0 | - | 4.95 | 196,077 |
| Places in their Native Language #1 | 0 | - | 4.85 | 243,435 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,734 |
| Countries in their Native Language | 0 | - | 4.99 | 199,805 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 133,005 |
| Oceania Map Quiz | 0 | - | 4.98 | 659,695 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 431,044 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,452,758 |
| Asia Map Quiz | 0 | - | 4.99 | 925,610 |
| Africa Map Quiz | 0 | - | 5.00 | 2,129,299 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 33,099 |
| Geography of South Africa | 0 | - | 4.54 | 17,329 |
| History of South Africa | 0 | - | 4.60 | 17,767 |
| Languages of the United Kingdom | 0 | - | 4.14 | 41,068 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,495 |
| Australia Map Quiz | 0 | - | 4.95 | 346,254 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,065 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,948 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,927 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,329 |
| Celtic Nations | 0 | - | 4.61 | 47,106 |
| Europe Geography Decoder | 0 | - | 4.87 | 70,336 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,251 |
| The Only European Country ... | 0 | - | 4.91 | 219,197 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,621 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,065 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 100,001 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,387,498 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 33,422 |
| Countries of Africa | 0 | - | 5.00 | 2,561,435 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,050 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,821 |
| Western Africa Map Quiz | 0 | - | 4.98 | 74,674 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,939 |
| Top World Languages A-Z | 0 | - | 4.83 | 36,987 |
| German-Speaking Countries | 0 | - | 4.92 | 146,044 |
| Italian Name Translation | 0 | - | 4.83 | 48,017 |
| French-Speaking Countries | 0 | - | 4.85 | 271,741 |
| Spanish to English Country Names | 0 | - | 4.86 | 33,927 |
| Provinces of South Africa | 0 | - | 4.74 | 21,995 |
| Australian States and Territories | 0 | - | 4.96 | 142,904 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,512 |
| Australia True or False | 0 | - | 4.87 | 57,164 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,020 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,892 |
| Latin American Countries Map Quiz | 0 | - | 4.98 | 130,707 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,768 |
| North America Map Quiz | 0 | - | 4.98 | 252,259 |
| United States Map Quiz | 0 | - | 4.98 | 4,172,038 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,198 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,513 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,624 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,132 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,945 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,826 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.83 | 88,053 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 312,895 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 176,020 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,542 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,236 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,821 |
| Slavic Countries | 0 | - | 4.96 | 112,414 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,708 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,475 |
| Languages of Spain | 0 | - | 4.36 | 23,445 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,854 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,601 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,970 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,202 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,875 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,362 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,702 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.92 | 50,652 |
| Countries of the Middle East | 0 | - | 4.96 | 203,033 |
| Officially Recognized Languages of India | 0 | - | 4.40 | 31,606 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,528 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,843 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,914 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,477 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 43,838 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,748 |
| African Island Countries | 0 | - | 4.96 | 102,583 |
| English Speaking Countries | 0 | - | 4.64 | 358,315 |
| Category Elimination - Official Languages | 0 | - | 4.98 | 70,436 |
| Top 10 Countries with the Most Spanish Speakers | 0 | - | 4.95 | 124,966 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,189 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,869 |
| Australia Country Quiz | 0 | - | 4.43 | 69,848 |
| Flags of North and South America | 0 | - | 4.99 | 377,323 |
| South America Map Quiz | 0 | - | 5.00 | 1,557,060 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,032,073 |
| Canada Provinces and Territories | 0 | - | 5.00 | 346,469 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 644,798 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,259,055 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,336,178 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,765 |
| Counties of England | 0 | - | 4.97 | 803,292 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 361,948 |
| Flags of Asia Quiz | 0 | - | 4.99 | 620,813 |
| Flags of Africa Quiz | 0 | - | 5.00 | 478,087 |
| Places in their Native Language #2 | 0 | - | 4.80 | 135,003 |
| 15 Most Populous Countries that Speak a Romance Language | 0 | - | 4.75 | 128,201 |
| Flags of Oceania | 0 | - | 5.00 | 262,933 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.95 | 27,746 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 146,567 |
| Australia... or New Zealand? | 0 | - | 4.83 | 62,038 |
| Regions of New Zealand | 0 | - | 4.84 | 28,754 |
| The Only American Country ... | 0 | - | 4.92 | 122,244 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,694 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 905,124 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,852 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,230 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 65,149 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,908 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,855 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,975 |
| Cities and Towns of Massachusetts | 0 | - | 4.93 | 75,055 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,285 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,543 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 99,021 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,875 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,580 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,661 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,808 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,512 |
| Monarchies of Europe | 0 | - | 4.90 | 98,916 |
| European Countries with One Border | 0 | - | 4.97 | 183,864 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,585 |
| European Geography By Letter - B #2 | 0 | - | 4.87 | 88,937 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,427 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 82,021 |
| Federal Subjects of Russia | 0 | - | 4.95 | 149,619 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,502 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,692 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,855 |
| States of Germany | 0 | - | 4.95 | 154,627 |
| Germany Immigration by Country | 0 | - | 4.86 | 81,724 |
| Regions of Italy | 0 | - | 4.92 | 77,134 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,825 |
| Regions of Spain Quiz | 0 | - | 4.90 | 115,400 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,790 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,547 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,558 |
| Counties of England Map Quiz | 0 | - | 4.97 | 309,121 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,843 |
| Champions League Winners | 0 | - | 4.92 | 1,016,641 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 67,067 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 106,913 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,150 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,592 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,805 |
| Monarchies of Asia | 0 | - | 4.97 | 71,528 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,308 |
| Provinces of Turkey | 0 | - | 4.95 | 206,038 |
| Provinces of China | 0 | - | 4.97 | 208,219 |
| Japanese Prefectures | 0 | - | 4.98 | 139,138 |
| States of India | 0 | - | 4.94 | 196,037 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,447 |
| African Geography A-Z | 0 | - | 4.33 | 21,538 |
| The Only African Country ... | 0 | - | 4.99 | 129,717 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,407 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,153 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,486 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,889 |
| Name an Official Language A-Z | 0 | - | 4.91 | 177,029 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,853 |
| D.R. Congo Country Quiz | 0 | - | 4.88 | 39,606 |
