| African Countries by First 2 Letters | 0 | - | 4.96 | 269,007 |
| Top African Languages on a Map | 0 | - | 4.94 | 74,889 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,545 |
| Official European Union Languages | 0 | - | 4.97 | 239,384 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,415 |
| African East Coast | 0 | - | 4.96 | 96,523 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,915 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,446 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,864 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,674 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,265 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,903 |
| Official Languages of South Africa | 0 | - | 4.57 | 26,210 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 323,763 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 531,629 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,490 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.89 | 59,165 |
| Slavic Languages | 0 | - | 4.68 | 54,594 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 280,249 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.40 | 32,622 |
| African Great Lakes | 0 | - | 4.82 | 66,760 |
| Word Chain - Africa | 0 | - | 4.47 | 31,684 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 92,899 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 221,710 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,607 |
| African Physical Geography | 0 | - | 4.51 | 31,779 |
| Africa A-Z | 0 | - | 4.57 | 46,733 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,114 |
| Top World Languages | 0 | - | 4.92 | 827,264 |
| Australian Capitals | 0 | - | 4.92 | 62,802 |
| Europe Map Quiz | 0 | - | 5.00 | 4,779,646 |
| Famous People from Africa | 0 | - | 4.45 | 10,979 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,455 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,893 |
| Countries by Official Language | 0 | - | 4.95 | 195,650 |
| Places in their Native Language #1 | 0 | - | 4.85 | 242,932 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,127 |
| Countries in their Native Language | 0 | - | 4.99 | 199,426 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,448 |
| Oceania Map Quiz | 0 | - | 4.98 | 657,695 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,077 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,450,967 |
| Asia Map Quiz | 0 | - | 4.99 | 922,748 |
| Africa Map Quiz | 0 | - | 5.00 | 2,125,603 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 33,051 |
| Geography of South Africa | 0 | - | 4.54 | 17,293 |
| History of South Africa | 0 | - | 4.60 | 17,740 |
| Languages of the United Kingdom | 0 | - | 4.14 | 41,013 |
| Every Country in its Official/Native Language | 0 | - | 4.98 | 25,592 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 51,207 |
| Australia Map Quiz | 0 | - | 4.95 | 345,709 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,367 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,820 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,211 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,658 |
| Celtic Nations | 0 | - | 4.61 | 47,058 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,209 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,663 |
| The Only European Country ... | 0 | - | 4.91 | 218,255 |
| European Countries NOT in NATO | 0 | - | 4.90 | 62,099 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,989 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,661 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,386,109 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 33,300 |
| Countries of Africa | 0 | - | 5.00 | 2,552,088 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,586 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,791 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,398 |
| Spanish to English Country Names | 0 | - | 4.86 | 33,644 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,596 |
| Top World Languages A-Z | 0 | - | 4.83 | 36,868 |
| German-Speaking Countries | 0 | - | 4.92 | 145,900 |
| Italian Name Translation | 0 | - | 4.83 | 47,652 |
| French-Speaking Countries | 0 | - | 4.85 | 271,308 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,465 |
| Provinces of South Africa | 0 | - | 4.74 | 21,877 |
| Australian States and Territories | 0 | - | 4.96 | 142,573 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,438 |
| Australia True or False | 0 | - | 4.87 | 57,059 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,852 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,620 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,372 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,704 |
| North America Map Quiz | 0 | - | 4.98 | 250,556 |
| United States Map Quiz | 0 | - | 4.98 | 4,167,322 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,068 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,251 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,808 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,149 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,582 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,867 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 312,069 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 174,770 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,038 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,907 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,618 |
| Slavic Countries | 0 | - | 4.96 | 112,154 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,603 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,326 |
| Languages of Spain | 0 | - | 4.36 | 23,393 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,595 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,321 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,689 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,965 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,542 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,079 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,219 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 50,365 |
| Countries of the Middle East | 0 | - | 4.96 | 202,209 |
| Officially Recognized Languages of India | 0 | - | 4.40 | 31,504 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,383 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,020 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,279 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,045 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,946 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,270 |
| African Island Countries | 0 | - | 4.96 | 102,208 |
| English Speaking Countries | 0 | - | 4.64 | 357,926 |
| Category Elimination - Official Languages | 0 | - | 4.98 | 70,205 |
| Top 10 Countries with the Most Spanish Speakers | 0 | - | 4.95 | 124,832 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,951 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,624 |
| Australia Country Quiz | 0 | - | 4.43 | 69,766 |
| Flags of North and South America | 0 | - | 4.99 | 375,713 |
| South America Map Quiz | 0 | - | 5.00 | 1,553,913 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,028,573 |
| Canada Provinces and Territories | 0 | - | 5.00 | 345,036 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 642,994 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,253,237 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,333,315 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,680 |
| Counties of England | 0 | - | 4.97 | 801,007 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 359,907 |
| Flags of Asia Quiz | 0 | - | 4.99 | 617,979 |
| Flags of Africa Quiz | 0 | - | 5.00 | 475,479 |
| Places in their Native Language #2 | 0 | - | 4.80 | 134,795 |
| 15 Most Populous Countries that Speak a Romance Language | 0 | - | 4.75 | 127,987 |
| Flags of Oceania | 0 | - | 5.00 | 261,717 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,525 |
| Australia Cities Map Quiz | 0 | - | 4.82 | 146,266 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,866 |
| Regions of New Zealand | 0 | - | 4.84 | 28,654 |
| The Only American Country ... | 0 | - | 4.92 | 122,032 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,486 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 904,126 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,535 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,007 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,654 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,751 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,565 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,789 |
| Cities and Towns of Massachusetts | 0 | - | 4.93 | 74,747 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,164 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,357 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,523 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,295 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,211 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,143 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,581 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,256 |
| Monarchies of Europe | 0 | - | 4.90 | 98,600 |
| European Countries with One Border | 0 | - | 4.97 | 183,461 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,216 |
| European Geography By Letter - B #2 | 0 | - | 4.87 | 88,201 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,045 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,668 |
| Federal Subjects of Russia | 0 | - | 4.95 | 148,782 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,305 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,318 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,494 |
| States of Germany | 0 | - | 4.95 | 153,908 |
| Germany Immigration by Country | 0 | - | 4.86 | 81,504 |
| Regions of Italy | 0 | - | 4.92 | 76,632 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,634 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,964 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,578 |
| UK Cities Map Quiz | 0 | - | 4.96 | 465,840 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,352 |
| Counties of England Map Quiz | 0 | - | 4.97 | 308,631 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,803 |
| Champions League Winners | 0 | - | 4.92 | 1,012,714 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,863 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,577 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,851 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,975 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,622 |
| Monarchies of Asia | 0 | - | 4.97 | 71,369 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,162 |
| Provinces of Turkey | 0 | - | 4.94 | 205,332 |
| Provinces of China | 0 | - | 4.97 | 206,818 |
| Japanese Prefectures | 0 | - | 4.98 | 138,400 |
| States of India | 0 | - | 4.95 | 195,129 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,179 |
| African Geography A-Z | 0 | - | 4.33 | 21,516 |
| The Only African Country ... | 0 | - | 4.99 | 129,484 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,307 |
| 10 Easternmost Countries in Africa | 0 | - | 4.97 | 24,515 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,269 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,611 |
| Name an Official Language A-Z | 0 | - | 4.91 | 176,626 |
