| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,564 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,466 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,785 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,377 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 137,419 |
| Arms Exports - United States | 0 | - | 4.77 | 62,750 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 77,056 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 151,282 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,333 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,271 |
| Biggest Trading Partners – Australia | 0 | - | 4.93 | 62,040 |
| Countries Closest to Alaska | 0 | - | 4.93 | 125,181 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,629 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 81,007 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 75,529 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 72,039 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 51,223 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 54,008 |
| US States Quiz | 0 | - | 5.00 | 17,002,767 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,893 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 98,026 |
| African Countries with the Most Christians | 0 | - | 4.94 | 76,120 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,870 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 335,628 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,469 |
| Countries of Africa | 0 | - | 5.00 | 2,561,280 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.94 | 95,359 |
| Colombia Country Quiz | 0 | - | 4.90 | 41,021 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,766 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,828 |
| US States with an Empty Map | 0 | - | 5.00 | 628,931 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,176 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,911 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,040 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,234 |
| The Only European Country ... | 0 | - | 4.91 | 219,178 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,045 |
| Hindu Countries | 0 | - | 4.87 | 50,599 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,603 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,945 |
| Countries Bordering Brazil | 0 | - | 4.96 | 132,279 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,917 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,409 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 97,214 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,341 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 134,437 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,252 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 151,123 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,336,084 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,933 |
| Countries of the Middle East | 0 | - | 4.96 | 203,021 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,233 |
| Slavic Countries | 0 | - | 4.96 | 112,412 |
| African Island Countries | 0 | - | 4.96 | 102,580 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,032,024 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,868 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,356 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,734 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,825 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,612 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,594 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,017 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,882 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,124 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,903 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,468 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,965 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,200 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 43,571 |
| Countries with the Most Hindus | 0 | - | 4.90 | 123,601 |
| Rivers of the United States | 0 | - | 4.93 | 66,708 |
| Top 10 Richest U.S. States by Median Income | 0 | - | 4.46 | 119,347 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,615 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,908 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,565 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,894 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,233 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,650 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,220 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 195,013 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.93 | 104,955 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,906 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,137 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,883 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,499 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,143 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,690 |
| Neutral European Countries of WWII | 0 | - | 4.92 | 162,394 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,540 |
| Monarchies of Europe | 0 | - | 4.90 | 98,910 |
| Monarchies of Asia | 0 | - | 4.97 | 71,526 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,304 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,585 |
| The Only African Country ... | 0 | - | 4.99 | 129,709 |
| The Only American Country ... | 0 | - | 4.92 | 122,242 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,403 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,443 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,868 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,573 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 106,908 |
| Top 10 Richest Countries in Asia | 0 | - | 4.69 | 106,685 |
| European Countries with One Border | 0 | - | 4.97 | 183,861 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,578 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,884 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 108,845 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 192,046 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,771 |
| South America Flags Map Quiz | 0 | - | 4.95 | 89,005 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,477 |
| U.S. States that Border Canada | 0 | - | 4.91 | 186,773 |
| O Canada Lyrics | 0 | - | 4.47 | 51,072 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,588 |
| UK Immigration by Country | 0 | - | 4.94 | 141,759 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,627 |
| Countries of the Soviet Union | 0 | - | 4.98 | 195,602 |
| Central American Countries | 0 | - | 4.98 | 157,384 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,623 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,448 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,974 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,634 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 102,065 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,150 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,600 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,848 |
| Arms Exports - Russia | 0 | - | 4.49 | 25,197 |
| Countries of Europe After World War II | 0 | - | 4.99 | 189,483 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 157,551 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,363 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,949 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,844 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,773 |
| Countries That Border Russia | 0 | - | 4.98 | 464,598 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,483 |
| Countries Bordering France | 0 | - | 4.83 | 405,010 |
| Countries Bordering Germany | 0 | - | 4.99 | 371,942 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,910 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,633 |
| Countries that Visit Florida the Most | 0 | - | 4.70 | 72,781 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,850 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,735 |
| Countries Closest to Hawaii | 0 | - | 4.55 | 54,003 |
| Biggest Trading Partners - Russia | 0 | - | 4.55 | 36,660 |
| Biggest Trading Partners - South Africa | 0 | - | 4.74 | 40,439 |
| Germany Country Quiz | 0 | - | 4.82 | 158,887 |
| Russia Country Quiz | 0 | - | 4.83 | 115,344 |
| Japan Country Quiz | 0 | - | 4.93 | 143,385 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 141,074 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,773 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,266 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.83 | 35,603 |
| Jordan Country Quiz | 0 | - | 4.86 | 32,097 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,556,381 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.52 | 66,739 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 54,842 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.48 | 53,026 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,690 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,768 |
| 10 U.S. States with the Highest Tax Burden | 0 | - | 4.26 | 38,391 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,456 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,740 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 160,115 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 48,079 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 84,737 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,491 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 118,273 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,699,280 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,622 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,831 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,102 |
| Random European Capital to Country | 0 | - | 4.98 | 192,197 |
| Random European Country to Capital | 0 | - | 4.93 | 165,960 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,008 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,475 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,877 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,432 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,364 |
| African Countries with the Most Muslims | 0 | - | 4.80 | 101,255 |
| Top 10 European Countries by Coastline | 0 | - | 4.86 | 138,752 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,620 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,702 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 73,049 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 102,951 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 98,753 |
| Every European Country Shape | 0 | - | 4.96 | 203,076 |
| Every Asian Country Shape | 0 | - | 4.95 | 88,633 |
| Every African Country Shape | 0 | - | 4.90 | 88,433 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,747 |
| Countries Bordering India | 0 | - | 4.98 | 163,833 |
| Countries that Border Hungary | 0 | - | 4.98 | 105,025 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,963 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,711 |
| Countries Bordering Iran | 0 | - | 4.83 | 96,082 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,865 |
| Countries that Border China | 0 | - | 4.96 | 264,347 |
| Countries that Border Iraq | 0 | - | 4.97 | 109,124 |
| Countries Bordering Kenya | 0 | - | 4.87 | 63,156 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 78,204 |
| Countries Bordering Saudi Arabia | 0 | - | 4.96 | 133,823 |
| Countries Bordering Serbia | 0 | - | 4.96 | 93,118 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,923 |
