| African Countries by First 2 Letters | 0 | - | 4.96 | 269,283 |
| Top African Languages on a Map | 0 | - | 4.94 | 75,193 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,686 |
| Official European Union Languages | 0 | - | 4.97 | 239,705 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,595 |
| African East Coast | 0 | - | 4.96 | 96,720 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,960 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,544 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 72,028 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,729 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,550 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,995 |
| Official Languages of South Africa | 0 | - | 4.57 | 26,236 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 324,083 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 532,337 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,562 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.89 | 59,794 |
| Slavic Languages | 0 | - | 4.68 | 54,679 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 280,592 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.40 | 32,669 |
| African Great Lakes | 0 | - | 4.82 | 66,930 |
| Word Chain - Africa | 0 | - | 4.47 | 31,709 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 222,392 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,801 |
| African Physical Geography | 0 | - | 4.51 | 31,812 |
| Africa A-Z | 0 | - | 4.57 | 46,761 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,566 |
| Top World Languages | 0 | - | 4.92 | 829,338 |
| Australian Capitals | 0 | - | 4.92 | 62,826 |
| Europe Map Quiz | 0 | - | 5.00 | 4,786,437 |
| Famous People from Africa | 0 | - | 4.45 | 11,001 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,481 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,937 |
| Countries by Official Language | 0 | - | 4.95 | 195,939 |
| Places in their Native Language #1 | 0 | - | 4.85 | 243,281 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,543 |
| Countries in their Native Language | 0 | - | 4.99 | 199,677 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,894 |
| Oceania Map Quiz | 0 | - | 4.98 | 659,005 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,715 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,452,179 |
| Asia Map Quiz | 0 | - | 4.99 | 924,722 |
| Africa Map Quiz | 0 | - | 5.00 | 2,128,065 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 33,088 |
| Geography of South Africa | 0 | - | 4.54 | 17,319 |
| History of South Africa | 0 | - | 4.60 | 17,761 |
| Languages of the United Kingdom | 0 | - | 4.14 | 41,049 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,419 |
| Australia Map Quiz | 0 | - | 4.95 | 346,080 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,840 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,894 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,678 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,133 |
| Celtic Nations | 0 | - | 4.61 | 47,087 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,288 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,018 |
| The Only European Country ... | 0 | - | 4.91 | 218,855 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,434 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,043 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,888 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,387,055 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 33,375 |
| Countries of Africa | 0 | - | 5.00 | 2,558,282 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,803 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,811 |
| Western Africa Map Quiz | 0 | - | 4.98 | 74,564 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,671 |
| Top World Languages A-Z | 0 | - | 4.83 | 36,957 |
| German-Speaking Countries | 0 | - | 4.92 | 146,005 |
| Italian Name Translation | 0 | - | 4.83 | 47,905 |
| French-Speaking Countries | 0 | - | 4.85 | 271,609 |
| Spanish to English Country Names | 0 | - | 4.86 | 33,830 |
| Provinces of South Africa | 0 | - | 4.74 | 21,936 |
| Australian States and Territories | 0 | - | 4.96 | 142,809 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,491 |
| Australia True or False | 0 | - | 4.87 | 57,129 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,938 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,756 |
| Latin American Countries Map Quiz | 0 | - | 4.98 | 130,600 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,742 |
| North America Map Quiz | 0 | - | 4.98 | 251,866 |
| United States Map Quiz | 0 | - | 4.98 | 4,170,652 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,156 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,498 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,459 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,997 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,634 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,735 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.83 | 87,991 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 312,621 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 175,568 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,312 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,133 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,738 |
| Slavic Countries | 0 | - | 4.96 | 112,327 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,679 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,422 |
| Languages of Spain | 0 | - | 4.36 | 23,428 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,771 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,487 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,869 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,113 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,768 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,284 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,536 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 50,550 |
| Countries of the Middle East | 0 | - | 4.96 | 202,662 |
| Officially Recognized Languages of India | 0 | - | 4.40 | 31,556 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,495 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,295 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,535 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,228 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 34,092 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,543 |
| African Island Countries | 0 | - | 4.96 | 102,405 |
| English Speaking Countries | 0 | - | 4.64 | 358,187 |
| Category Elimination - Official Languages | 0 | - | 4.98 | 70,357 |
| Top 10 Countries with the Most Spanish Speakers | 0 | - | 4.95 | 124,906 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,097 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,803 |
| Australia Country Quiz | 0 | - | 4.43 | 69,824 |
| Flags of North and South America | 0 | - | 4.99 | 376,703 |
| South America Map Quiz | 0 | - | 5.00 | 1,556,230 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,030,834 |
| Canada Provinces and Territories | 0 | - | 5.00 | 345,947 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 644,399 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,257,056 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,335,228 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,738 |
| Counties of England | 0 | - | 4.97 | 802,496 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 361,372 |
| Flags of Asia Quiz | 0 | - | 4.99 | 619,800 |
| Flags of Africa Quiz | 0 | - | 5.00 | 477,106 |
| Places in their Native Language #2 | 0 | - | 4.80 | 134,912 |
| 15 Most Populous Countries that Speak a Romance Language | 0 | - | 4.75 | 128,100 |
| Flags of Oceania | 0 | - | 5.00 | 262,495 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.95 | 27,689 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 146,462 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,983 |
| Regions of New Zealand | 0 | - | 4.84 | 28,718 |
| The Only American Country ... | 0 | - | 4.92 | 122,184 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,625 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 904,846 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,790 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,138 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,959 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,865 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,777 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,916 |
| Cities and Towns of Massachusetts | 0 | - | 4.93 | 74,947 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,245 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,472 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,729 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,447 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,438 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,500 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,730 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,435 |
| Monarchies of Europe | 0 | - | 4.90 | 98,818 |
| European Countries with One Border | 0 | - | 4.97 | 183,730 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,478 |
| European Geography By Letter - B #2 | 0 | - | 4.87 | 88,573 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,309 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,936 |
| Federal Subjects of Russia | 0 | - | 4.95 | 149,361 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,438 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,579 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,759 |
| States of Germany | 0 | - | 4.95 | 154,373 |
| Germany Immigration by Country | 0 | - | 4.86 | 81,664 |
| Regions of Italy | 0 | - | 4.92 | 76,989 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,774 |
| Regions of Spain Quiz | 0 | - | 4.90 | 115,259 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,723 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,332 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,494 |
| Counties of England Map Quiz | 0 | - | 4.97 | 308,968 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,834 |
| Champions League Winners | 0 | - | 4.92 | 1,015,579 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,965 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,789 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,057 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,383 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,745 |
| Monarchies of Asia | 0 | - | 4.97 | 71,480 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,269 |
| Provinces of Turkey | 0 | - | 4.95 | 205,812 |
| Provinces of China | 0 | - | 4.97 | 207,790 |
| Japanese Prefectures | 0 | - | 4.98 | 138,907 |
| States of India | 0 | - | 4.94 | 195,749 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,260 |
| African Geography A-Z | 0 | - | 4.33 | 21,531 |
| The Only African Country ... | 0 | - | 4.99 | 129,629 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,373 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,056 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,421 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,779 |
| Name an Official Language A-Z | 0 | - | 4.91 | 176,912 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,801 |
| D.R. Congo Country Quiz | 0 | - | 4.88 | 39,568 |
