| Australia... or New Zealand? | 0 | - | 4.83 | 61,304 |
| Regions of New Zealand | 0 | - | 4.85 | 28,403 |
| Australian Capitals | 0 | - | 4.92 | 62,657 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,853 |
| Official European Union Languages | 0 | - | 4.97 | 237,670 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,316 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,219 |
| Australia True or False | 0 | - | 4.87 | 56,676 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,547 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,868 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,030 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,361 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,127 |
| Australia Country Quiz | 0 | - | 4.43 | 69,440 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 527,812 |
| Slavic Languages | 0 | - | 4.68 | 54,152 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.39 | 32,489 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,400 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 218,203 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,578 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,162 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 373,837 |
| Top World Languages | 0 | - | 4.92 | 817,392 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,015 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 47,873 |
| Europe Map Quiz | 0 | - | 5.00 | 4,746,075 |
| Countries by Official Language | 0 | - | 4.95 | 194,016 |
| Places in their Native Language #1 | 0 | - | 4.84 | 240,191 |
| Places in their Native Language #2 | 0 | - | 4.83 | 123,315 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 294,585 |
| Countries in their Native Language | 0 | - | 4.99 | 197,638 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,839 |
| Africa Map Quiz | 0 | - | 5.00 | 2,110,694 |
| Official Languages of South Africa | 0 | - | 4.56 | 26,113 |
| Oceania Map Quiz | 0 | - | 4.98 | 638,622 |
| Word Chain - Australia | 0 | - | 4.37 | 38,076 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,570 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,814 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,443,947 |
| Asia Map Quiz | 0 | - | 4.99 | 910,994 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 32,797 |
| Countries of Africa | 0 | - | 5.00 | 2,521,556 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,268 |
| African East Coast | 0 | - | 4.96 | 95,525 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,361 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,015 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,209 |
| Australia Map Quiz | 0 | - | 4.94 | 343,282 |
| United States Map Quiz | 0 | - | 4.98 | 4,148,551 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,087 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,468 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,947 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,230 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,747 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,322 |
| The Only European Country ... | 0 | - | 4.91 | 215,153 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,330 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,668 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 98,202 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,379,141 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,215 |
| Top World Languages A-Z | 0 | - | 4.83 | 36,478 |
| German-Speaking Countries | 0 | - | 4.91 | 143,732 |
| Italian Name Translation | 0 | - | 4.81 | 45,946 |
| French-Speaking Countries | 0 | - | 4.85 | 269,753 |
| Spanish to English Country Names | 0 | - | 4.85 | 32,561 |
| Officially Recognized Languages of India | 0 | - | 4.38 | 31,206 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,649 |
| Flags of Africa Quiz | 0 | - | 5.00 | 466,944 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,231 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,901 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,688 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,845 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,762 |
| African Island Countries | 0 | - | 4.96 | 101,165 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,633 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,656 |
| Australian States and Territories | 0 | - | 4.96 | 141,372 |
| Famous Australians by Description | 0 | - | 4.23 | 27,790 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,144 |
| Australian Slang | 0 | - | 4.25 | 28,546 |
| Flags of North and South America | 0 | - | 4.99 | 370,193 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,404 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,525 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,839 |
| South America Map Quiz | 0 | - | 5.00 | 1,544,579 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,017,315 |
| North America Map Quiz | 0 | - | 4.98 | 246,567 |
| Canada Provinces and Territories | 0 | - | 5.00 | 339,876 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 637,866 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,684 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,316 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,234,712 |
| Celtic Nations | 0 | - | 4.69 | 46,873 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,323,515 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,159 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,707 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,446 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,762 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,105 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,347 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,480 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,354 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,743 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,529 |
| Slavic Countries | 0 | - | 4.96 | 111,259 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,198 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,745 |
| Languages of Spain | 0 | - | 4.36 | 23,236 |
| Counties of England | 0 | - | 4.97 | 792,594 |
| Flags of Asia Quiz | 0 | - | 4.99 | 609,150 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,821 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,233 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,735 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,587 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,315 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,981 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,594 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,524 |
| Countries of the Middle East | 0 | - | 4.96 | 199,868 |
| English Speaking Countries | 0 | - | 4.64 | 356,705 |
| Category Elimination - Official Languages | 0 | - | 4.98 | 69,416 |
| Top 10 Countries with the Most Spanish Speakers | 0 | - | 4.96 | 124,459 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,139 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,695 |
| States of India | 0 | - | 4.94 | 191,741 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,390 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,205 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,470 |
| The Only African Country ... | 0 | - | 4.99 | 128,705 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,930 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,414 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 320,753 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,726 |
| Flags of Oceania | 0 | - | 5.00 | 257,015 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,862 |
| The Only American Country ... | 0 | - | 4.92 | 121,171 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,730 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,451 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,749 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,393 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,301 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,513 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,211 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,830 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,168 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,470 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,694 |
| US States Quiz | 0 | - | 5.00 | 16,780,238 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,746 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,619 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,417 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,929 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,510 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,599 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,295 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,241 |
| Monarchies of Europe | 0 | - | 4.90 | 97,703 |
| European Countries with One Border | 0 | - | 4.97 | 182,124 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,990 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 76,689 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,543 |
| Federal Subjects of Russia | 0 | - | 4.94 | 145,319 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,537 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,788 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,156 |
| States of Germany | 0 | - | 4.96 | 151,086 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,516 |
| Regions of Italy | 0 | - | 4.92 | 75,213 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 48,351 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,183 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,750 |
| UK Cities Map Quiz | 0 | - | 4.96 | 463,291 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,347 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,668 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,620 |
| Champions League Winners | 0 | - | 4.92 | 1,000,734 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,175 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,508 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,784 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,662 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,786 |
| Monarchies of Asia | 0 | - | 4.97 | 70,833 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,632 |
| Provinces of Turkey | 0 | - | 4.95 | 202,951 |
| Provinces of China | 0 | - | 4.97 | 202,233 |
| Japanese Prefectures | 0 | - | 4.98 | 135,773 |
| 15 Most Populous Countries that Speak a Romance Language | 0 | - | 4.75 | 127,500 |
| Name an Official Language A-Z | 0 | - | 4.91 | 175,339 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,517 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,316 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,975 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 93,027 |
| Bhutan Country Quiz | 0 | - | 4.87 | 24,121 |
| States of India Map Quiz | 0 | - | 4.83 | 26,232 |
| Countries Bordering India | 0 | - | 4.98 | 163,200 |
| Countries Closest to India | 0 | - | 4.97 | 102,464 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,976 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,538 |
| African Great Lakes | 0 | - | 4.82 | 65,700 |
