| African Countries by First 2 Letters | 0 | - | 4.96 | 269,624 |
| Top African Languages on a Map | 0 | - | 4.94 | 75,455 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,846 |
| Official European Union Languages | 0 | - | 4.97 | 240,347 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,798 |
| African East Coast | 0 | - | 4.96 | 96,918 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 114,036 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,653 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 72,207 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,806 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,850 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 61,076 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 324,520 |
| Official Languages of South Africa | 0 | - | 4.57 | 26,259 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 532,986 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,615 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.89 | 60,555 |
| Slavic Languages | 0 | - | 4.67 | 54,773 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 280,959 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.40 | 32,701 |
| African Great Lakes | 0 | - | 4.82 | 67,111 |
| Word Chain - Africa | 0 | - | 4.47 | 31,736 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 223,072 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,996 |
| African Physical Geography | 0 | - | 4.51 | 31,833 |
| Africa A-Z | 0 | - | 4.57 | 46,796 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 377,028 |
| Top World Languages | 0 | - | 4.92 | 831,178 |
| Australian Capitals | 0 | - | 4.92 | 62,861 |
| Europe Map Quiz | 0 | - | 5.00 | 4,792,694 |
| Famous People from Africa | 0 | - | 4.45 | 11,015 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,509 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,996 |
| Countries by Official Language | 0 | - | 4.95 | 196,207 |
| Places in their Native Language #1 | 0 | - | 4.85 | 243,597 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,926 |
| Countries in their Native Language | 0 | - | 4.99 | 199,948 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 133,128 |
| Oceania Map Quiz | 0 | - | 4.98 | 660,210 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 431,358 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,453,306 |
| Asia Map Quiz | 0 | - | 4.99 | 926,586 |
| Africa Map Quiz | 0 | - | 5.00 | 2,130,574 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 33,111 |
| Languages of the United Kingdom | 0 | - | 4.14 | 41,089 |
| Officially Recognized Languages of India | 0 | - | 4.40 | 31,632 |
| Geography of South Africa | 0 | - | 4.54 | 17,371 |
| History of South Africa | 0 | - | 4.60 | 17,777 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,585 |
| Australia Map Quiz | 0 | - | 4.95 | 346,460 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,298 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,979 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,172 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,548 |
| Celtic Nations | 0 | - | 4.61 | 47,125 |
| Europe Geography Decoder | 0 | - | 4.87 | 70,373 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,454 |
| The Only European Country ... | 0 | - | 4.91 | 219,525 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,798 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,096 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 100,141 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,387,950 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 33,442 |
| Countries of Africa | 0 | - | 5.00 | 2,564,267 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,234 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,828 |
| Western Africa Map Quiz | 0 | - | 4.98 | 74,796 |
| Spanish to English Country Names | 0 | - | 4.86 | 34,010 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,980 |
| Top World Languages A-Z | 0 | - | 4.81 | 37,021 |
| German-Speaking Countries | 0 | - | 4.92 | 146,088 |
| Italian Name Translation | 0 | - | 4.83 | 48,190 |
| French-Speaking Countries | 0 | - | 4.85 | 271,868 |
| Australian States and Territories | 0 | - | 4.96 | 143,046 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,543 |
| Australia True or False | 0 | - | 4.87 | 57,207 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,073 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,964 |
| Latin American Countries Map Quiz | 0 | - | 4.98 | 130,846 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,782 |
| North America Map Quiz | 0 | - | 4.98 | 252,714 |
| United States Map Quiz | 0 | - | 4.98 | 4,173,326 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,237 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,756 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,511 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,210 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,896 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.83 | 88,124 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 313,113 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 176,445 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,713 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,348 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,904 |
| Slavic Countries | 0 | - | 4.96 | 112,489 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,743 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,507 |
| Languages of Spain | 0 | - | 4.36 | 23,466 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,919 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,709 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 100,064 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,302 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,992 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,469 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,865 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.92 | 50,774 |
| Countries of the Middle East | 0 | - | 4.96 | 203,233 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,564 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 219,129 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 118,049 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,673 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 47,391 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,936 |
| African Island Countries | 0 | - | 4.96 | 102,722 |
| Provinces of South Africa | 0 | - | 4.74 | 22,038 |
| Add A Letter - Make a European City | 0 | - | 4.88 | 23,534 |
| English Speaking Countries | 0 | - | 4.64 | 358,419 |
| Category Elimination - Official Languages | 0 | - | 4.98 | 70,505 |
| Top 10 Countries with the Most Spanish Speakers | 0 | - | 4.95 | 124,990 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,246 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,970 |
| Australia Country Quiz | 0 | - | 4.43 | 69,885 |
| Flags of North and South America | 0 | - | 4.99 | 378,037 |
| South America Map Quiz | 0 | - | 5.00 | 1,558,242 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,033,114 |
| Canada Provinces and Territories | 0 | - | 5.00 | 347,009 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 645,275 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,261,042 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,337,023 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,810 |
| Counties of England | 0 | - | 4.97 | 804,093 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 362,518 |
| Flags of Asia Quiz | 0 | - | 4.99 | 621,772 |
| Flags of Africa Quiz | 0 | - | 5.00 | 478,948 |
| Places in their Native Language #2 | 0 | - | 4.80 | 135,068 |
| 15 Most Populous Countries that Speak a Romance Language | 0 | - | 4.75 | 128,470 |
| Flags of Oceania | 0 | - | 5.00 | 263,408 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.95 | 27,801 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 146,652 |
| Australia... or New Zealand? | 0 | - | 4.83 | 62,105 |
| Regions of New Zealand | 0 | - | 4.84 | 28,799 |
| The Only American Country ... | 0 | - | 4.92 | 122,339 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,767 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 905,434 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,942 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,297 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 65,286 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,953 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,957 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 76,049 |
| Cities and Towns of Massachusetts | 0 | - | 4.93 | 75,181 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,323 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,607 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 99,084 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,971 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,706 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,828 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,887 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,599 |
| Monarchies of Europe | 0 | - | 4.90 | 99,020 |
| European Countries with One Border | 0 | - | 4.97 | 184,001 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,710 |
| European Geography By Letter - B #2 | 0 | - | 4.87 | 89,057 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,533 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 82,152 |
| Federal Subjects of Russia | 0 | - | 4.95 | 149,891 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,568 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,794 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,959 |
| States of Germany | 0 | - | 4.95 | 154,895 |
| Germany Immigration by Country | 0 | - | 4.86 | 81,792 |
| Regions of Italy | 0 | - | 4.92 | 77,243 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,900 |
| Regions of Spain Quiz | 0 | - | 4.90 | 115,554 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,885 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,785 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,612 |
| Counties of England Map Quiz | 0 | - | 4.97 | 309,252 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,860 |
| Champions League Winners | 0 | - | 4.92 | 1,017,740 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 67,104 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 107,056 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,264 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,796 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,874 |
| Monarchies of Asia | 0 | - | 4.97 | 71,600 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,346 |
| Provinces of Turkey | 0 | - | 4.95 | 206,273 |
| Provinces of China | 0 | - | 4.97 | 208,759 |
| Japanese Prefectures | 0 | - | 4.98 | 139,368 |
| States of India | 0 | - | 4.94 | 196,424 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,555 |
| African Geography A-Z | 0 | - | 4.33 | 21,549 |
| The Only African Country ... | 0 | - | 4.99 | 129,784 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,440 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,243 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,576 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,973 |
| Name an Official Language A-Z | 0 | - | 4.91 | 177,138 |
| D.R. Congo Country Quiz | 0 | - | 4.88 | 39,635 |
| Palau Country Quiz | 0 | - | 4.89 | 23,163 |
