| African Countries by First 2 Letters | 0 | - | 4.96 | 267,444 |
| African East Coast | 0 | - | 4.96 | 95,559 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,408 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,257 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,684 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 527,897 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 320,802 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,209 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,221 |
| African Great Lakes | 0 | - | 4.82 | 65,730 |
| Famous People from Africa | 0 | - | 4.45 | 10,924 |
| Africa A-Z | 0 | - | 4.57 | 46,506 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,309 |
| Word Chain - Africa | 0 | - | 4.47 | 31,546 |
| Australian Capitals | 0 | - | 4.92 | 62,663 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,870 |
| Official European Union Languages | 0 | - | 4.97 | 237,715 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,350 |
| Europe Map Quiz | 0 | - | 5.00 | 4,747,129 |
| Africa Map Quiz | 0 | - | 5.00 | 2,111,125 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 32,909 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,598 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.70 | 38,572 |
| Oceania Map Quiz | 0 | - | 4.98 | 638,754 |
| Celtic Nations | 0 | - | 4.69 | 46,876 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,632 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,444,166 |
| Asia Map Quiz | 0 | - | 4.99 | 911,292 |
| African Physical Geography | 0 | - | 4.51 | 31,624 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,302 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,726 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,392 |
| Official Languages of South Africa | 0 | - | 4.56 | 26,115 |
| Geography of South Africa | 0 | - | 4.54 | 17,195 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,235 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,162 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,483 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,011 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,760 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,369 |
| The Only European Country ... | 0 | - | 4.91 | 215,251 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,385 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,675 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 98,249 |
| Countries of Africa | 0 | - | 5.00 | 2,522,342 |
| Australia Map Quiz | 0 | - | 4.94 | 343,337 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,298 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,379,291 |
| Provinces of South Africa | 0 | - | 4.74 | 21,545 |
| United States Map Quiz | 0 | - | 4.98 | 4,149,010 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,320 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,667 |
| Flags of Africa Quiz | 0 | - | 5.00 | 467,139 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,278 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,927 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,715 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,861 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,799 |
| African Island Countries | 0 | - | 4.96 | 101,196 |
| Australian States and Territories | 0 | - | 4.96 | 141,397 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,149 |
| Australia Country Quiz | 0 | - | 4.43 | 69,451 |
| Australia True or False | 0 | - | 4.87 | 56,685 |
| Flags of North and South America | 0 | - | 4.99 | 370,415 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,416 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,544 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,909 |
| South America Map Quiz | 0 | - | 5.00 | 1,545,068 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,017,670 |
| North America Map Quiz | 0 | - | 4.98 | 246,743 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,557 |
| Canada Provinces and Territories | 0 | - | 5.00 | 340,033 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 637,991 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,885 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,696 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,235,253 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,323,727 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,186 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,736 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,518 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,791 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,123 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,301 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,411 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,594 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,779 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,551 |
| Slavic Countries | 0 | - | 4.96 | 111,282 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,205 |
| Counties of England | 0 | - | 4.97 | 792,822 |
| Flags of Asia Quiz | 0 | - | 4.99 | 609,360 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,844 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,264 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,756 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,605 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,360 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,010 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,057 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,630 |
| Countries of the Middle East | 0 | - | 4.96 | 199,921 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,365 |
| States of India | 0 | - | 4.94 | 191,808 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,487 |
| African Geography A-Z | 0 | - | 4.33 | 21,448 |
| The Only African Country ... | 0 | - | 4.99 | 128,723 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,938 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,439 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,745 |
| Flags of Oceania | 0 | - | 5.00 | 257,129 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,141 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,876 |
| Regions of New Zealand | 0 | - | 4.85 | 28,408 |
| The Only American Country ... | 0 | - | 4.92 | 121,196 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,752 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,461 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,463 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,323 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,534 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,224 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,887 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,186 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,497 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,708 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,756 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,636 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,446 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,973 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,546 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,630 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,271 |
| Monarchies of Europe | 0 | - | 4.90 | 97,717 |
| European Countries with One Border | 0 | - | 4.97 | 182,168 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,033 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,584 |
| Federal Subjects of Russia | 0 | - | 4.94 | 145,393 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,556 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,844 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,200 |
| States of Germany | 0 | - | 4.96 | 151,170 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,589 |
| Regions of Italy | 0 | - | 4.92 | 75,242 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 49,699 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,225 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,762 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,368 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,691 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,622 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,179 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,530 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,814 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,736 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,817 |
| Monarchies of Asia | 0 | - | 4.97 | 70,849 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,649 |
| Provinces of Turkey | 0 | - | 4.95 | 203,026 |
| Provinces of China | 0 | - | 4.97 | 202,399 |
| Japanese Prefectures | 0 | - | 4.98 | 135,823 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,149 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,900 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,163 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,515 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,628 |
| Word Scramble - European Countries | 0 | - | 4.70 | 141,315 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 113,907 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,017 |
| Slavic Languages | 0 | - | 4.68 | 54,165 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,528 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,364 |
| UK Cities Map Quiz | 0 | - | 4.96 | 463,396 |
| Champions League Winners | 0 | - | 4.92 | 1,001,043 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.39 | 32,494 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,348 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 108,516 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 274,288 |
| The Only Remaining Asian Country . . . | 0 | - | 4.63 | 45,616 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,537 |
| China's Territorial Disputes | 0 | - | 4.44 | 35,553 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,537 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,357 |
| States of India Map Quiz | 0 | - | 4.83 | 26,238 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,986 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,551 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,201 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,796 |
| Name a Valid African Country | 0 | - | 4.98 | 153,463 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,658 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,930 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,261 |
| Palau Country Quiz | 0 | - | 4.90 | 22,927 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,398 |
| Countries that Visit Australia the Most | 0 | - | 4.91 | 68,790 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,570 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,370 |
| Tonga Country Quiz | 0 | - | 4.82 | 20,448 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,489 |
| States of Mexico | 0 | - | 4.95 | 174,826 |
| Mexico States Map Quiz | 0 | - | 4.84 | 104,208 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,563 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,402 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,683 |
