| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,389 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,957 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,730 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,762 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 135,294 |
| Arms Exports - United States | 0 | - | 4.77 | 62,500 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,394 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 149,948 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,926 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,633 |
| Biggest Trading Partners – Australia | 0 | - | 4.93 | 61,681 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,522 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,231 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,500 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 75,272 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,627 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 50,874 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,829 |
| US States Quiz | 0 | - | 5.00 | 16,908,532 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,707 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,419 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,732 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,335 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 332,885 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,706 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 84,343 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,785 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,569 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,636 |
| US States with an Empty Map | 0 | - | 5.00 | 625,710 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,883 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,452 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,047 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,600 |
| The Only European Country ... | 0 | - | 4.91 | 217,256 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,696 |
| Hindu Countries | 0 | - | 4.86 | 50,272 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,489 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,723 |
| Countries of Africa | 0 | - | 5.00 | 2,543,193 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,871 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,641 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,220 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,302 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,796 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,434 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,334 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,827 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,330,313 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,222 |
| Countries of the Middle East | 0 | - | 4.96 | 201,565 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,508 |
| Slavic Countries | 0 | - | 4.96 | 111,832 |
| African Island Countries | 0 | - | 4.96 | 101,819 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,025,296 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,165 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,725 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,766 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,259 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,862 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,957 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,693 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,358 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,377 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,755 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,428 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,327 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,180 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,401 |
| Countries with the Most Hindus | 0 | - | 4.90 | 123,170 |
| Top 10 Richest Countries in Asia | 0 | - | 4.74 | 105,817 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,505 |
| Rivers of the United States | 0 | - | 4.93 | 66,299 |
| Top 10 Richest U.S. States by Median Income | 0 | - | 4.47 | 119,160 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 209,354 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,240 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,879 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,285 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,977 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,250 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,160 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,594 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,307 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,558 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,277 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 89,189 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,045 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,496 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,244 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,709 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,183 |
| Monarchies of Europe | 0 | - | 4.90 | 98,304 |
| Monarchies of Asia | 0 | - | 4.97 | 71,184 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,985 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,369 |
| The Only African Country ... | 0 | - | 4.99 | 129,252 |
| The Only American Country ... | 0 | - | 4.92 | 121,776 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,187 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,857 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,011 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,783 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,198 |
| Countries That Border Russia | 0 | - | 4.98 | 462,631 |
| European Countries with One Border | 0 | - | 4.97 | 183,055 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,832 |
| Countries Bordering France | 0 | - | 4.83 | 403,359 |
| Countries Bordering Germany | 0 | - | 4.99 | 370,459 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,357 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,386 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 191,056 |
| South America Flags Map Quiz | 0 | - | 4.95 | 88,211 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,211 |
| U.S. States that Border Canada | 0 | - | 4.91 | 185,410 |
| O Canada Lyrics | 0 | - | 4.47 | 50,973 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,272 |
| UK Immigration by Country | 0 | - | 4.94 | 141,104 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,347 |
| Countries of the Soviet Union | 0 | - | 4.98 | 194,765 |
| Central American Countries | 0 | - | 4.98 | 156,714 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,819 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,216 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,667 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,660 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,331 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,336 |
| Arms Exports - Russia | 0 | - | 4.49 | 25,148 |
| Countries of Europe After World War II | 0 | - | 4.99 | 188,657 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 156,789 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,989 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,266 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,190 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,068 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 89,141 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,653 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,235 |
| Countries that Visit Florida the Most | 0 | - | 4.70 | 72,401 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,087 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,468 |
| Countries Closest to Hawaii | 0 | - | 4.55 | 53,725 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 27,364 |
| Biggest Trading Partners - Russia | 0 | - | 4.55 | 36,544 |
| Biggest Trading Partners - South Africa | 0 | - | 4.74 | 40,321 |
| Germany Country Quiz | 0 | - | 4.83 | 158,122 |
| Russia Country Quiz | 0 | - | 4.83 | 114,654 |
| Japan Country Quiz | 0 | - | 4.93 | 142,681 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 140,096 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,443 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,402 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,864 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,543,565 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.52 | 66,580 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 54,490 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.48 | 51,855 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,568 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,664 |
| 10 U.S. States with the Highest Tax Burden | 0 | - | 4.26 | 38,266 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,340 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,376 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 159,500 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,493 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 82,840 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,998 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 117,392 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,692,179 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,483 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,577 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,762 |
| Random European Capital to Country | 0 | - | 4.98 | 191,149 |
| Random European Country to Capital | 0 | - | 4.93 | 165,343 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,572 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,906 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,762 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,263 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,168 |
| African Countries with the Most Muslims | 0 | - | 4.80 | 100,994 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,485 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,462 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,514 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,773 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 101,368 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 97,216 |
| Every European Country Shape | 0 | - | 4.96 | 202,115 |
| Every Asian Country Shape | 0 | - | 4.95 | 87,943 |
| Every African Country Shape | 0 | - | 4.90 | 87,571 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,385 |
| Countries Bordering India | 0 | - | 4.98 | 163,534 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,384 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,608 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,503 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,606 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,615 |
| Countries that Border China | 0 | - | 4.96 | 263,474 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,680 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,939 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,834 |
| Countries Bordering Saudi Arabia | 0 | - | 4.96 | 130,894 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,620 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,808 |
| Countries Bordering Turkey | 0 | - | 4.98 | 117,467 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,995 |
