| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 39,982 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,105 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,298 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,391 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,275 |
| Arms Exports - United States | 0 | - | 4.70 | 54,377 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,191 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 148,184 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,128 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,448 |
| Biggest Trading Partners – Australia | 0 | - | 4.93 | 60,972 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,345 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,466 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.92 | 79,537 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 74,694 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 70,807 |
| Biggest Trading Partners - Spain | 0 | - | 4.91 | 53,513 |
| US States Quiz | 0 | - | 5.00 | 16,707,265 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,364 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,312 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,883 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,113 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 328,131 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,496 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,121 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,349 |
| US States with an Empty Map | 0 | - | 5.00 | 619,042 |
| Countries That Use the Euro | 0 | - | 4.96 | 103,073 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,842 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,637 |
| The Only European Country ... | 0 | - | 4.91 | 213,946 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,214 |
| Hindu Countries | 0 | - | 4.86 | 49,600 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,614 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,230 |
| Countries of Africa | 0 | - | 5.00 | 2,508,892 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,086 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,289 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,816 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,768 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,989 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,178 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,404 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,320,130 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,427 |
| Countries of the Middle East | 0 | - | 4.96 | 199,004 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,297 |
| Slavic Countries | 0 | - | 4.96 | 110,887 |
| African Island Countries | 0 | - | 4.96 | 100,820 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,012,145 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,766 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,526 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,173 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,666 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,734 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,808 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,165 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,191 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,325 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,604 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,314 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,448 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,288 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,519 |
| Countries with the Most Hindus | 0 | - | 4.90 | 122,379 |
| Top 10 Richest Countries in Asia | 0 | - | 4.73 | 104,818 |
| Mexico Country Quiz | 0 | - | 4.49 | 71,997 |
| Rivers of the United States | 0 | - | 4.93 | 65,543 |
| Top 10 Richest U.S. States by Median Income | 0 | - | 4.47 | 118,567 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,894 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,686 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,107 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,560 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 231,027 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,049 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,890 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,021 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,838 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,420 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,223 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,234 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,405 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,372 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,508 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,385 |
| Monarchies of Europe | 0 | - | 4.90 | 97,353 |
| Monarchies of Asia | 0 | - | 4.97 | 70,615 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,441 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,845 |
| The Only African Country ... | 0 | - | 4.99 | 128,390 |
| The Only American Country ... | 0 | - | 4.92 | 120,787 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,787 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,263 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,063 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,432 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,079 |
| Countries That Border Russia | 0 | - | 4.98 | 459,002 |
| European Countries with One Border | 0 | - | 4.97 | 181,671 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,572 |
| Countries Bordering France | 0 | - | 4.83 | 399,461 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,141 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,136 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 107,700 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 189,953 |
| Cuba Country Quiz | 0 | - | 4.69 | 51,177 |
| Panama Country Quiz | 0 | - | 4.61 | 25,613 |
| South America Flags Map Quiz | 0 | - | 4.95 | 86,670 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,671 |
| U.S. States that Border Canada | 0 | - | 4.91 | 182,545 |
| O Canada Lyrics | 0 | - | 4.47 | 50,789 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,691 |
| UK Immigration by Country | 0 | - | 4.94 | 139,700 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 103,870 |
| Countries of the Soviet Union | 0 | - | 4.98 | 193,875 |
| Central American Countries | 0 | - | 4.98 | 155,090 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,680 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,958 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,032 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,824 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,792 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,483 |
| Arms Exports - Russia | 0 | - | 4.48 | 24,766 |
| Countries of Europe After World War II | 0 | - | 4.99 | 186,790 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,403 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,241 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,276 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,144 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,508 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,517 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,231 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,529 |
| Countries that Visit Florida the Most | 0 | - | 4.72 | 71,205 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,222 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,994 |
| Countries Closest to Hawaii | 0 | - | 4.54 | 53,258 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 26,941 |
| Biggest Trading Partners - Russia | 0 | - | 4.55 | 36,343 |
| Biggest Trading Partners - Turkey | 0 | - | 4.80 | 50,194 |
| Biggest Trading Partners - South Africa | 0 | - | 4.80 | 40,130 |
| Germany Country Quiz | 0 | - | 4.82 | 156,611 |
| Russia Country Quiz | 0 | - | 4.85 | 113,668 |
| Italy Country Quiz | 0 | - | 4.82 | 122,259 |
| Japan Country Quiz | 0 | - | 4.92 | 141,312 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,237 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,872 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,050 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,519,279 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.51 | 66,199 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.46 | 52,359 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.50 | 40,139 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,283 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,485 |
| 10 U.S. States with the Highest Tax Burden | 0 | - | 4.26 | 38,026 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,101 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 324,293 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,314 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,481 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,758 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 40,818 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,540 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,678,010 |
| European Cities with the Biggest Economies | 0 | - | 4.62 | 38,191 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,211 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,104 |
| Random European Capital to Country | 0 | - | 4.98 | 189,276 |
| Random European Country to Capital | 0 | - | 4.92 | 147,504 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,425 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,455 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.62 | 34,594 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,034 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,800 |
| African Countries with the Most Muslims | 0 | - | 4.80 | 100,437 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,871 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,085 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,165 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,296 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,570 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,411 |
| Every European Country Shape | 0 | - | 4.96 | 200,246 |
| Every Asian Country Shape | 0 | - | 4.95 | 86,738 |
| Every African Country Shape | 0 | - | 4.90 | 86,153 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,713 |
| Countries Bordering India | 0 | - | 4.98 | 162,624 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,718 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,804 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 69,940 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,804 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,226 |
| Countries that Border China | 0 | - | 4.96 | 261,868 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,863 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,546 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,099 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,246 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,777 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,312 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,512 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,472 |
| Countries that Border Poland | 0 | - | 4.99 | 171,397 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,505 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,896 |
