| Australia... or New Zealand? | 0 | - | 4.83 | 54,574 |
| Regions of New Zealand | 0 | - | 4.83 | 24,492 |
| Australian Capitals | 0 | - | 4.92 | 60,759 |
| Count to 10 in Europe: Pro | 0 | - | 4.81 | 61,028 |
| Official European Union Languages | 0 | - | 4.98 | 200,618 |
| European Countries in their Native Language | 0 | - | 4.99 | 144,049 |
| Top Asian Languages on a Map | 0 | - | 4.94 | 60,761 |
| Countries where Arabic is an Official Language | 0 | - | 4.84 | 52,079 |
| Top African Languages on a Map | 0 | - | 4.92 | 53,228 |
| Australia True or False | 0 | - | 4.90 | 51,429 |
| Third Most Common Language by U.S. State | 0 | - | 4.91 | 107,118 |
| Most Spoken Languages in Canada | 0 | - | 4.82 | 47,131 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.94 | 20,506 |
| Australia Country Quiz | 0 | - | 4.43 | 57,563 |
| European Countries by First 2 Letters | 0 | - | 4.96 | 457,673 |
| Slavic Languages | 0 | - | 4.58 | 48,776 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 255,589 |
| African Countries by First 2 Letters | 0 | - | 4.95 | 244,993 |
| Most-Spoken Languages of the United States | 0 | - | 4.45 | 163,787 |
| Top European Languages on a Map | 0 | - | 4.76 | 118,301 |
| Spanish-Speaking Countries | 0 | - | 4.94 | 341,314 |
| Top World Languages | 0 | - | 4.91 | 708,636 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.40 | 30,538 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.96 | 22,894 |
| Non-Stop Flights to New Zealand | 0 | - | 4.49 | 42,902 |
| Europe Map Quiz | 0 | - | 5.00 | 4,297,685 |
| Countries by Official Language | 0 | - | 4.96 | 172,763 |
| Places in their Native Language #1 | 0 | - | 4.86 | 210,763 |
| Places in their Native Language #2 | 0 | - | 4.88 | 113,300 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.92 | 249,457 |
| Countries in their Native Language | 0 | - | 4.98 | 178,425 |
| Countries With the Most English Speakers | 0 | - | 4.87 | 91,522 |
| Languages of the United Kingdom | 0 | - | 4.10 | 38,354 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,345,960 |
| Asia Map Quiz | 0 | - | 4.99 | 786,461 |
| Africa Map Quiz | 0 | - | 5.00 | 1,940,708 |
| Official Languages of South Africa | 0 | - | 4.54 | 24,919 |
| Oceania Map Quiz | 0 | - | 4.98 | 568,651 |
| Word Chain - Australia | 0 | - | 4.38 | 36,209 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 386,690 |
| Countries that Beat Switzerland | 0 | - | 4.85 | 37,676 |
| South and Central Asia Map Quiz | 0 | - | 4.92 | 80,028 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,282,202 |
| Countries of Africa | 0 | - | 5.00 | 2,170,961 |
| African East Coast | 0 | - | 4.97 | 84,326 |
| Western Africa Map Quiz | 0 | - | 4.97 | 60,995 |
| Oceania Geography Quiz | 0 | - | 4.54 | 20,871 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 40,416 |
| Australia Map Quiz | 0 | - | 4.95 | 319,922 |
| American Countries on the Pacific Coast | 0 | - | 4.81 | 46,168 |
| United States Map Quiz | 0 | - | 4.98 | 3,905,088 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 195,483 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.93 | 86,667 |
| Countries That Use the Euro | 0 | - | 4.92 | 63,264 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 336,064 |
| Europe Geography Decoder | 0 | - | 4.89 | 63,331 |
| 10 Easternmost Countries in Europe | 0 | - | 4.85 | 92,494 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.83 | 39,068 |
| The Only European Country ... | 0 | - | 4.94 | 178,843 |
| Capitals in their Native Languages | 0 | - | 4.95 | 127,572 |
| German-Speaking Countries | 0 | - | 4.88 | 117,587 |
| French Food Words | 0 | - | 4.81 | 175,521 |
| Add A Letter - Make a European City | 0 | - | 4.86 | 20,871 |
| Languages of Spain | 0 | - | 4.34 | 21,361 |
| Counties of England | 0 | - | 4.96 | 691,372 |
| Flags of Asia Quiz | 0 | - | 4.99 | 525,114 |
| East Asia Cities Map Quiz | 0 | - | 4.97 | 100,250 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 125,734 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 88,786 |
| 10 Easternmost Countries in Asia | 0 | - | 4.98 | 96,646 |
| Countries of Asia with Two or More Words | 0 | - | 4.95 | 111,113 |
| Asian Countries Ending in "IA" | 0 | - | 4.94 | 93,697 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 210,504 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.96 | 36,292 |
| Countries of the Middle East | 0 | - | 4.96 | 173,799 |
| Japanese Language - Katakana Practice | 0 | - | 4.57 | 26,356 |
| Officially Recognized Languages of India | 0 | - | 4.38 | 27,980 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 91,750 |
| Flags of Africa Quiz | 0 | - | 4.99 | 387,213 |
| Landlocked Countries in Africa | 0 | - | 4.98 | 19,561 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 197,772 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 104,764 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 130,950 |
| African Countries with the Shortest Names | 0 | - | 4.97 | 119,473 |
| African Island Countries | 0 | - | 4.96 | 89,413 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 223,181 |
| Oceania Physical Geography | 0 | - | 4.27 | 11,931 |
| Australian States and Territories | 0 | - | 4.96 | 129,076 |
| Famous Australians | 0 | - | 4.21 | 19,334 |
| Australian Slang | 0 | - | 4.24 | 26,494 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 107,091 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 132,339 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 106,933 |
| South America Map Quiz | 0 | - | 5.00 | 1,421,621 |
| Countries of North America Quiz | 0 | - | 5.00 | 880,850 |
| North America Map Quiz | 0 | - | 4.98 | 199,218 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 585,225 |
| Canada Geography Trivia | 0 | - | 4.81 | 44,849 |
| Straight Shot to Antarctica | 0 | - | 4.90 | 37,374 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,046,009 |
| Celtic Nations | 0 | - | 4.76 | 44,670 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.93 | 1,186,479 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 160,612 |
| 10 Westernmost Countries in Europe | 0 | - | 4.95 | 138,485 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.94 | 186,628 |
| European Landmarks Map Quiz | 0 | - | 4.98 | 77,050 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.90 | 79,730 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 285,636 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 116,240 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.92 | 49,717 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 74,846 |
| Eastern Europe Map Quiz | 0 | - | 4.89 | 115,795 |
| Slavic Countries | 0 | - | 4.96 | 100,636 |
| Germany Multiple Choice | 0 | - | 4.81 | 49,421 |
| English Speaking Countries | 0 | - | 4.72 | 338,994 |
| Top World Languages A-Z | 0 | - | 4.84 | 31,530 |
| Category Elimination - Official Languages | 0 | - | 4.98 | 59,393 |
| Top 10 Countries with the Most Spanish Speakers | 0 | - | 4.96 | 118,572 |
| Capital Cities with Spanish Names | 0 | - | 4.85 | 63,005 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 31,868 |
| Regions of Spain Quiz | 0 | - | 4.85 | 95,128 |
| Cantons of Switzerland | 0 | - | 4.96 | 40,411 |
| UK Cities Map Quiz | 0 | - | 4.94 | 433,579 |
| Parts of the United Kingdom | 0 | - | 4.88 | 83,944 |
| Counties of England Map Quiz | 0 | - | 4.97 | 287,091 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 271,081 |
| Champions League Winners | 0 | - | 4.91 | 855,326 |
| Asian Geography By Letter - B | 0 | - | 4.82 | 61,352 |
| Asian Diaspora - Top 10 Countries | 0 | - | 4.81 | 37,595 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 91,506 |
| Asian Countries with the Shortest Names | 0 | - | 4.98 | 121,705 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 111,762 |
| Pixelated Asia Map | 0 | - | 4.90 | 63,287 |
| Monarchies of Asia | 0 | - | 4.95 | 54,082 |
| Asian Countries with the Fewest Borders | 0 | - | 4.82 | 88,421 |
| Provinces of Turkey | 0 | - | 4.95 | 177,645 |
| Provinces of China | 0 | - | 4.97 | 155,970 |
| Japanese Prefectures | 0 | - | 4.98 | 106,775 |
| States of India | 0 | - | 4.91 | 154,660 |
| 10 African Countries with the Most Tourists | 0 | - | 4.40 | 53,864 |
| Africa Geography Quiz #1 | 0 | - | 4.92 | 46,152 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.94 | 25,227 |
| African Diaspora - Top 10 Countries | 0 | - | 4.91 | 65,975 |
| The Only African Country ... | 0 | - | 4.98 | 105,268 |
| African Countries by a Single Clue | 0 | - | 4.91 | 63,513 |
| Pixelated Africa Map | 0 | - | 4.98 | 88,370 |
| Countries Closest to Africa | 0 | - | 4.95 | 145,288 |
| Flags of Oceania | 0 | - | 5.00 | 215,609 |
| Australia Cities Map Quiz | 0 | - | 4.85 | 131,300 |
| Flags of North and South America Quiz | 0 | - | 4.99 | 310,164 |
| The Only American Country ... | 0 | - | 4.94 | 109,809 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 100,928 |
| Uruguay Country Quiz | 0 | - | 4.82 | 28,596 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 852,165 |
| North American Capitals - Map Quiz | 0 | - | 4.91 | 47,179 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 85,542 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.98 | 47,546 |
| U.S. State Border Crossings | 0 | - | 4.96 | 82,153 |
| U.S. Citizenship Test Questions | 0 | - | 4.86 | 222,224 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.83 | 33,354 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 65,378 |
| Cities and Towns of Massachusetts | 0 | - | 4.89 | 60,458 |
| US States Quiz | 0 | - | 5.00 | 14,757,049 |
| Canada Provinces and Territories | 0 | - | 4.99 | 289,899 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 85,220 |
| European Diaspora - Top 11 Countries | 0 | - | 4.91 | 83,943 |
| 10 European Countries with the Most Tourists | 0 | - | 4.97 | 120,962 |
| Three Band Flags of Europe | 0 | - | 4.97 | 161,217 |
| Catholic Countries in Europe | 0 | - | 4.87 | 83,820 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.71 | 53,875 |
| Pixelated Europe Map | 0 | - | 4.90 | 109,575 |
| Monarchies of Europe | 0 | - | 4.88 | 87,090 |
| European Countries with One Border | 0 | - | 4.96 | 150,651 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 144,561 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 133,840 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 65,872 |
| Federal Subjects of Russia | 0 | - | 4.95 | 112,747 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 102,159 |
| Regions of France Map Quiz | 0 | - | 4.96 | 127,551 |
| States of Germany Map Quiz | 0 | - | 4.91 | 120,312 |
| States of Germany | 0 | - | 4.93 | 123,949 |
| Germany Immigration by Country | 0 | - | 4.90 | 69,851 |
| States of the German Confederation in 1848 | 0 | - | 4.83 | 26,570 |
| Counties of Ireland | 0 | - | 4.89 | 159,384 |
| Regions of Italy | 0 | - | 4.88 | 60,555 |
| 15 Most Populous Countries that Speak a Romance Language | 0 | - | 4.71 | 104,760 |
| Name an Official Language A-Z | 0 | - | 4.91 | 134,749 |
| Countries Surrounding Rome | 0 | - | 4.96 | 46,643 |
| Spanish Immigration by Country | 0 | - | 4.63 | 51,919 |
| Spain Cities Map Quiz | 0 | - | 4.86 | 86,335 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 169,421 |
| Biggest Spanish Empire Countries | 0 | - | 4.90 | 93,695 |
| Countries Closest to Spain | 0 | - | 4.95 | 206,083 |
| UK Immigration by Country | 0 | - | 4.95 | 125,353 |
| United Kingdom Country Quiz | 0 | - | 4.94 | 118,944 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 100,187 |
| Countries that Visit the UK the Most | 0 | - | 4.85 | 62,734 |
| Counties of the UK and Ireland | 0 | - | 4.97 | 104,266 |
| English Monarchs Quiz | 0 | - | 4.91 | 447,581 |
| World Capitals Closest to London | 0 | - | 4.91 | 93,458 |
