| Costa Rica Country Quiz | 0 | - | 4.75 | 32,204 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,329,331 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,749 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,599 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,517 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,611 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,616 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,376 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,416 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,153 |
| US States Quiz | 0 | - | 5.00 | 16,888,830 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 209,118 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 89,106 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,353 |
| Central American Countries | 0 | - | 4.98 | 156,545 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 261,352 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,087 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,466 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 332,426 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 220,947 |
| Category Elimination - U.S. States #2 | 0 | - | 4.83 | 134,322 |
| Countries of Africa | 0 | - | 5.00 | 2,539,633 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,905 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,541 |
| Panama Country Quiz | 0 | - | 4.61 | 25,821 |
| US States with an Empty Map | 0 | - | 5.00 | 625,049 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,541,068 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,875 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,202 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,908 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,377 |
| The Only European Country ... | 0 | - | 4.91 | 216,882 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,433 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,285 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,681 |
| Countries that Beat the United States | 0 | - | 4.93 | 167,575 |
| Countries that Beat China | 0 | - | 4.85 | 115,940 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,897 |
| Countries that Beat Brazil | 0 | - | 4.49 | 68,696 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,193 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,163 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,682 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,307 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,007 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,705 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,914 |
| Countries of the Middle East | 0 | - | 4.96 | 201,296 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,376 |
| Slavic Countries | 0 | - | 4.96 | 111,732 |
| African Island Countries | 0 | - | 4.96 | 101,708 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,909 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,024,077 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,990 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,569 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,622 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,103 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,741 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,821 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,645 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,278 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,266 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,641 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,315 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,212 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,049 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,326 |
| South America Map Quiz | 0 | - | 5.00 | 1,550,399 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,899 |
| Rivers of the United States | 0 | - | 4.93 | 66,232 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,392,309 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,717 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,736 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,168 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,932 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,021 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 183,965 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,422 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,880 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,475 |
| Random U.S. City to State | 0 | - | 4.45 | 76,346 |
| South America Capitals Quiz | 0 | - | 5.00 | 481,769 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,952 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,173 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,123 |
| Monarchies of Europe | 0 | - | 4.90 | 98,204 |
| Monarchies of Asia | 0 | - | 4.97 | 71,129 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,922 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,997 |
| The Only African Country ... | 0 | - | 4.99 | 129,162 |
| The Only American Country ... | 0 | - | 4.92 | 121,680 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,151 |
| Which South American Country? | 0 | - | 4.69 | 51,960 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,813 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,920 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,641 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,076 |
| European Countries with One Border | 0 | - | 4.97 | 182,886 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,678 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,258 |
| Brazil Country Quiz | 0 | - | 4.52 | 101,879 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,529 |
| Peru Country Quiz | 0 | - | 4.54 | 48,683 |
| Chile Country Quiz | 0 | - | 4.77 | 40,081 |
| Ecuador Country Quiz | 0 | - | 4.60 | 31,873 |
| Belize Country Quiz | 0 | - | 4.85 | 20,990 |
| Dominican Republic Country Quiz | 0 | - | 4.61 | 23,450 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 902,541 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,166 |
| U.S. States that Border Canada | 0 | - | 4.91 | 185,131 |
| O Canada Lyrics | 0 | - | 4.47 | 50,961 |
| UK Immigration by Country | 0 | - | 4.94 | 140,990 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,726 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,092 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,309 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,657 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,284 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,533 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,662 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 134,838 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,254 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,541 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,269 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,120 |
| Arms Exports - United States | 0 | - | 4.77 | 62,452 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,890 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,193 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,093 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,022 |
| Countries That Border Russia | 0 | - | 4.98 | 461,963 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 89,080 |
| Countries Bordering France | 0 | - | 4.83 | 402,747 |
| Countries Bordering Germany | 0 | - | 4.99 | 369,599 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,608 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,153 |
| Countries that Visit Florida the Most | 0 | - | 4.70 | 72,319 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,016 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,420 |
| Countries Closest to Hawaii | 0 | - | 4.55 | 53,683 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,677 |
| Germany Country Quiz | 0 | - | 4.83 | 157,957 |
| Russia Country Quiz | 0 | - | 4.83 | 114,555 |
| Japan Country Quiz | 0 | - | 4.93 | 142,564 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,925 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,389 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,092 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,364 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,797 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,528 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,758 |
| Syria Country Quiz | 0 | - | 4.81 | 32,805 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,819 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,711 |
| Brazil States Map Quiz | 0 | - | 4.85 | 48,126 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 148,635 |
| Mexico States Map Quiz | 0 | - | 4.84 | 104,819 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,616 |
| U.S. States by Clue #1 | 0 | - | 4.51 | 39,137 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,844 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,715 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,404 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,385 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 82,233 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,892 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 117,185 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,334 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,522 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,690,664 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,563 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,707 |
| Random European Capital to Country | 0 | - | 4.98 | 191,011 |
| Random European Country to Capital | 0 | - | 4.93 | 165,217 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,504 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,807 |
| Random African Country to Capital | 0 | - | 4.94 | 71,294 |
| Caribbean Countries and Territories | 0 | - | 4.80 | 112,853 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,130 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,425 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,434 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,487 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,694 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 101,089 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,931 |
| Every European Country Shape | 0 | - | 4.96 | 201,913 |
| Every Asian Country Shape | 0 | - | 4.95 | 87,843 |
| Every African Country Shape | 0 | - | 4.90 | 87,438 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 84,131 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,322 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 149,821 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,320 |
| Countries Bordering India | 0 | - | 4.98 | 163,456 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,272 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,363 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,172 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,321 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,560 |
| Countries that Border China | 0 | - | 4.96 | 263,283 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,399 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,889 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,581 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,677 |
