| Countries Bordering Brazil | 0 | - | 4.96 | 131,064 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,656 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,886 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,784 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,456 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,843 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,351 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,311 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,218 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,411 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,279 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,566 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,333 |
| The Only American Country ... | 0 | - | 4.92 | 120,753 |
| European Countries with One Border | 0 | - | 4.97 | 181,613 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,515 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 95,896 |
| US States Quiz | 0 | - | 5.00 | 16,699,365 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,395 |
| Central American Countries | 0 | - | 4.98 | 155,032 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,082 |
| Countries That Border Russia | 0 | - | 4.98 | 458,892 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,472 |
| Countries Bordering France | 0 | - | 4.83 | 398,992 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,025 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,380 |
| Name the U.S. National Parks | 0 | - | 4.86 | 58,910 |
| States of Mexico | 0 | - | 4.95 | 173,330 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,246 |
| Mexico Country Quiz | 0 | - | 4.49 | 71,971 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,935 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,072 |
| Countries of Africa | 0 | - | 5.00 | 2,507,616 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,094 |
| Countries Bordering India | 0 | - | 4.98 | 162,598 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,696 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,774 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 69,924 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,777 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,212 |
| Countries that Border China | 0 | - | 4.96 | 261,808 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,844 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,525 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,074 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,222 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,739 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,304 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,479 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,447 |
| Countries that Border Poland | 0 | - | 4.99 | 171,341 |
| Cuba Country Quiz | 0 | - | 4.69 | 51,156 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,339 |
| Jamaica Country Quiz | 0 | - | 4.58 | 34,858 |
| Panama Country Quiz | 0 | - | 4.61 | 25,605 |
| Pixelated United States Map | 0 | - | 4.89 | 93,469 |
| US States with an Empty Map | 0 | - | 5.00 | 618,791 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,722 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,351 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,404 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,664 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,897 |
| U.S. States By Population | 0 | - | 4.92 | 152,359 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,397 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,860 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,761 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,875 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,388 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,399 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,937 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,072 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,536 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,878 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,964 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,473 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,696 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,807 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,539 |
| The Only European Country ... | 0 | - | 4.91 | 213,807 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,123 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,521 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,200 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,570 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,477 |
| Canada Country Quiz | 0 | - | 4.54 | 131,700 |
| United States Country Quiz | 0 | - | 4.43 | 100,575 |
| South America Map Quiz | 0 | - | 5.00 | 1,541,145 |
| Flags of North and South America | 0 | - | 4.99 | 367,139 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,090 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,804 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 81,928 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,703 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,577 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,926 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,038 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,344 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,298 |
| Countries of the Middle East | 0 | - | 4.96 | 198,897 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,249 |
| Slavic Countries | 0 | - | 4.96 | 110,850 |
| African Island Countries | 0 | - | 4.96 | 100,781 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,496 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,699 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,478 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,097 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,613 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,708 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,755 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,150 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,157 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,283 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,563 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,259 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,400 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,234 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,502 |
| Countries of Africa by Borders in 30 Seconds | 0 | - | 4.43 | 354,645 |
| Asian Countries by Borders in 30 Seconds | 0 | - | 4.45 | 412,771 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,217 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,689 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,860 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,656 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,596 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,057 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,548 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,925 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,979 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,840 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,978 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,825 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,275 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,190 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,356 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,362 |
| Monarchies of Europe | 0 | - | 4.90 | 97,305 |
| Monarchies of Asia | 0 | - | 4.97 | 70,595 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,430 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,748 |
| The Only African Country ... | 0 | - | 4.99 | 128,353 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,775 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,246 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,034 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,381 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,029 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 96,363 |
| Flags of Countries that Border China | 0 | - | 4.94 | 98,538 |
| Flags of Countries That Border France | 0 | - | 4.89 | 122,138 |
| Most-Visited Countries by Canadians | 0 | - | 4.77 | 39,117 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 207,849 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,103 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 39,974 |
| Brazil Country Quiz | 0 | - | 4.52 | 101,082 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,082 |
| Peru Country Quiz | 0 | - | 4.54 | 48,301 |
| Barbados Country Quiz | 0 | - | 4.78 | 19,644 |
| Chile Country Quiz | 0 | - | 4.75 | 39,719 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,770 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,314 |
| UK Immigration by Country | 0 | - | 4.94 | 139,620 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,839 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,247 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,857 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,249 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,358 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,236 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,791 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,773 |
| Canada or Africa by Area | 0 | - | 4.77 | 18,062 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,444 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,207 |
| Which South American Country? | 0 | - | 4.69 | 51,721 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,238 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,116 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,487 |
| Asian Countries with the Fewest Borders | 0 | - | 4.74 | 106,466 |
| Countries Bordering the EU | 0 | - | 4.77 | 72,418 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,213 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,486 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,193 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,979 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,340 |
| Countries that Beat Brazil | 0 | - | 4.49 | 67,874 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,756 |
| Germany Country Quiz | 0 | - | 4.82 | 156,534 |
| Russia Country Quiz | 0 | - | 4.85 | 113,624 |
| Italy Country Quiz | 0 | - | 4.82 | 122,192 |
| Japan Country Quiz | 0 | - | 4.92 | 141,233 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,129 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,846 |
| Tanzania Country Quiz | 0 | - | 4.91 | 32,815 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,035 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 145,879 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,517 |
| States of Brazil | 0 | - | 4.98 | 86,378 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,954 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,577 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,382 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 113,031 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,226 |
| O Canada Lyrics | 0 | - | 4.47 | 50,781 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,785 |
