| Australian Capitals | 0 | - | 4.92 | 62,810 |
| Australia True or False | 0 | - | 4.87 | 57,085 |
| Places Mentioned in the Song "Kokomo" | 0 | - | 4.44 | 17,066 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,620 |
| Regions of New Zealand | 0 | - | 4.84 | 28,681 |
| Australia Country Quiz | 0 | - | 4.43 | 69,787 |
| Name Every Beatles Song | 0 | - | 4.97 | 237,956 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 292,603 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 48,222 |
| Europe Map Quiz | 0 | - | 5.00 | 4,781,796 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 531,920 |
| Countries that have Won the Most Eurovisions | 0 | - | 4.56 | 102,617 |
| Oceania Map Quiz | 0 | - | 4.98 | 658,184 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,122 |
| Word Chain - Australia | 0 | - | 4.38 | 38,222 |
| United States Map Quiz | 0 | - | 4.98 | 4,168,352 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,602 |
| Official European Union Languages | 0 | - | 4.97 | 239,505 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,494 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,337 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,451,302 |
| Asia Map Quiz | 0 | - | 4.99 | 923,481 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 280,362 |
| Africa Map Quiz | 0 | - | 5.00 | 2,126,462 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,092 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,717 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 51,315 |
| Australian States and Territories | 0 | - | 4.96 | 142,672 |
| Famous Australians by Description | 0 | - | 4.23 | 28,099 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,453 |
| Australian Slang | 0 | - | 4.24 | 28,702 |
| Australia Map Quiz | 0 | - | 4.95 | 345,856 |
| Flags of North and South America | 0 | - | 4.99 | 376,043 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,882 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,664 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,456 |
| South America Map Quiz | 0 | - | 5.00 | 1,554,572 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,719 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,029,372 |
| North America Map Quiz | 0 | - | 4.98 | 251,001 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,934 |
| O Canada Lyrics | 0 | - | 4.47 | 51,036 |
| Canada Provinces and Territories | 0 | - | 5.00 | 345,366 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 643,373 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,479 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,544 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,853 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,106 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,383 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,254,469 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,821 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,334,053 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,240 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,808 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,327 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,869 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,337 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,636 |
| The Only European Country ... | 0 | - | 4.91 | 218,485 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,910 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 312,299 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 175,125 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,220 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,983 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,664 |
| Slavic Countries | 0 | - | 4.96 | 112,217 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,635 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,009 |
| Counties of England | 0 | - | 4.97 | 801,558 |
| Wonderwall Lyrics | 0 | - | 4.25 | 74,020 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 47,022 |
| Imagine Lyrics | 0 | - | 4.53 | 43,506 |
| A Quiz About The Beatles | 0 | - | 4.56 | 48,278 |
| Flags of Asia Quiz | 0 | - | 4.99 | 618,570 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,651 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,399 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,748 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,022 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,619 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,152 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,921 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,726 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,314 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,386,431 |
| Countries of the Middle East | 0 | - | 4.96 | 202,340 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,692 |
| Countries of Africa | 0 | - | 5.00 | 2,554,023 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,415 |
| Flags of Africa Quiz | 0 | - | 5.00 | 476,078 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,668 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,129 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,334 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,115 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,995 |
| African East Coast | 0 | - | 4.96 | 96,599 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,382 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,443 |
| Top African Languages on a Map | 0 | - | 4.94 | 74,992 |
| African Island Countries | 0 | - | 4.96 | 102,289 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,356 |
| 2010s Celebrities by Picture #1 | 0 | - | 4.32 | 173,711 |
| 2010s Celebrities by Picture #2 | 0 | - | 4.15 | 149,654 |
| 2016 News Stories - Name the Country | 0 | - | 4.45 | 23,463 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,477 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,752 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,875 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 64,081 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,769 |
| Flags of Oceania | 0 | - | 5.00 | 261,993 |
| Palau Country Quiz | 0 | - | 4.90 | 23,110 |
| Australia Cities Map Quiz | 0 | - | 4.82 | 146,345 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,830 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,498 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,512 |
| Countries that Beat Australia | 0 | - | 4.92 | 93,318 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,527 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,598 |
| The Only American Country ... | 0 | - | 4.92 | 122,083 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,539 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,561 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.94 | 91,395 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,670 |
| States of Mexico | 0 | - | 4.96 | 177,749 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,772 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,474 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,347 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,606 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,468 |
| States of Brazil | 0 | - | 4.97 | 89,328 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,929 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 904,367 |
| Central American Countries | 0 | - | 4.98 | 157,155 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,170 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 149,959 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,661 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,046 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,755 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,787 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,363 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,637 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,204 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,826 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 175,330 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,920 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 334,711 |
| Pixelated United States Map | 0 | - | 4.88 | 94,685 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,331 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,284 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 73,053 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,719,898 |
| America the Beautiful Lyrics | 0 | - | 4.27 | 19,788 |
| Cities and Towns of Massachusetts | 0 | - | 4.93 | 74,836 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,619 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,189 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 191,594 |
| US States Quiz | 0 | - | 5.00 | 16,967,981 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,853 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 112,081 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 114,087 |
| U.S. States with Short Names | 0 | - | 4.91 | 149,899 |
| U.S. States that Start with M | 0 | - | 4.93 | 188,109 |
| U.S. States By Population | 0 | - | 4.92 | 154,006 |
| U.S. States that Start with N | 0 | - | 4.95 | 172,043 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,781 |
| US States with an Empty Map | 0 | - | 5.00 | 627,684 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,964 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,338 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,462 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,985 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 160,536 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 178,102 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,580 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,773 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,575 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,551 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,915 |
| Flags of the Mediterranean | 0 | - | 4.94 | 149,158 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,407 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 89,360 |
| Celtic Nations | 0 | - | 4.61 | 47,070 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,593 |
| Every European Country Shape | 0 | - | 4.96 | 202,667 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,683 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,622 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,359 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,298 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,272 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,282 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,647 |
| Top 10 European Countries by Coastline | 0 | - | 4.88 | 138,648 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 150,681 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,369 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,319 |
| Monarchies of Europe | 0 | - | 4.90 | 98,692 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,820 |
| European Countries with One Border | 0 | - | 4.97 | 183,548 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,306 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,184 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 278,529 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,135 |
