| US States Quiz | 0 | - | 5.00 | 16,761,106 |
| United States Map Quiz | 0 | - | 4.98 | 4,146,864 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,026 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.81 | 55,723 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 503,607 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,322,585 |
| Vietnam War Countries | 0 | - | 4.83 | 93,839 |
| Rust Belt Cities Map Quiz | 0 | - | 4.57 | 34,949 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 48,898 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 207,409 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,287 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,532 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 38,952 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,098 |
| Which City in California? | 0 | - | 4.56 | 31,950 |
| New York City A-Z | 0 | - | 4.18 | 32,229 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,692 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,102 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,143 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,869 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,138 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,476 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,548 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,938 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,947 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 258,220 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,374 |
| Name a Valid African Country | 0 | - | 4.98 | 153,308 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,738 |
| Provinces of China Map Quiz | 0 | - | 4.91 | 93,081 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 184,950 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,734 |
| California Counties Map Quiz | 0 | - | 4.36 | 34,389 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,490 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 329,331 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,524,906 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 219,317 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 133,102 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,941 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,364 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,886 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,166 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,327 |
| Europe Map Quiz | 0 | - | 5.00 | 4,742,276 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 129,284 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,609 |
| Pixelated United States Map | 0 | - | 4.89 | 93,741 |
| US States with an Empty Map | 0 | - | 5.00 | 620,841 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,217 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,813 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,811 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,216 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,461 |
| U.S. States By Population | 0 | - | 4.92 | 152,689 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,787 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,098 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,106 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,874 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,938 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 65,185 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 159,382 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,279 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,745 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,227 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 85,886 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.85 | 67,082 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,835 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 173,545 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,346 |
| Random U.S. City to State | 0 | - | 4.45 | 75,560 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,340 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,415 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,762 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,146 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,769 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,969 |
| Which City in Europe? | 0 | - | 4.83 | 106,948 |
| Which City in Texas? | 0 | - | 4.45 | 25,020 |
| Which City in Florida? | 0 | - | 4.61 | 10,952 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,733 |
| Countries that Beat China | 0 | - | 4.86 | 115,080 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,182 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,621 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 55,437 |
| Countries that Beat Canada | 0 | - | 4.90 | 87,069 |
| Countries that Beat Germany | 0 | - | 4.95 | 105,740 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,443,311 |
| Oceania Map Quiz | 0 | - | 4.98 | 637,752 |
| Africa Map Quiz | 0 | - | 5.00 | 2,109,247 |
| Asia Map Quiz | 0 | - | 4.99 | 909,945 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,326 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,909 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,216 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,234 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,135 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,384,449 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,188 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,982 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,376 |
| U.S. Senators by State | 0 | - | 4.45 | 39,825 |
| States that Beat New York | 0 | - | 4.51 | 44,707 |
| California A-Z | 0 | - | 4.49 | 28,737 |
| Africa Capitals Quiz | 0 | - | 4.99 | 732,776 |
| Asia Capitals Quiz | 0 | - | 4.98 | 688,344 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,982 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,825 |
| Which City in Canada? | 0 | - | 4.82 | 56,826 |
| Boroughs of New York City | 0 | - | 4.47 | 84,279 |
| Countries of Africa | 0 | - | 5.00 | 2,517,771 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,730 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,697 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,686 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,378,624 |
| South America Flags Map Quiz | 0 | - | 4.95 | 87,057 |
| Australia Map Quiz | 0 | - | 4.94 | 343,071 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,026 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,826 |
| U.S. State Flags | 0 | - | 4.89 | 168,421 |
| Las Vegas Casinos | 0 | - | 4.12 | 37,994 |
| Hawaiian Islands | 0 | - | 4.83 | 42,527 |
| Rivers of the United States | 0 | - | 4.93 | 65,740 |
| U.S. States that Border Canada | 0 | - | 4.91 | 183,396 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,186 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,146 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,992 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,718 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,427 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,665 |
| New York Yankees Trivia | 0 | - | 4.29 | 7,149 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,232,855 |
| Flags of Asia Quiz | 0 | - | 4.99 | 608,166 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,994 |
| Biggest Cities in Washington State | 0 | - | 4.43 | 36,030 |
| Biggest Cities in North Carolina | 0 | - | 4.64 | 34,963 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,276 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,961 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,315 |
| Name a City - European Countries | 0 | - | 4.91 | 64,746 |
| Europe Capital to Country | 0 | - | 4.99 | 248,647 |
| Asia Capital to Country | 0 | - | 4.96 | 126,072 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,962 |
| European Capitals by Map | 0 | - | 4.99 | 137,411 |
| African Capitals by Map | 0 | - | 4.99 | 132,701 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,640 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,519 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,897 |
| European Coastal Capitals | 0 | - | 4.95 | 90,032 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,309 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 267,918 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,570 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,538 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,407 |
| US States and State Capitals | 0 | - | 4.99 | 159,786 |
| Los Angeles A-Z | 0 | - | 4.20 | 9,486 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,712 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,163 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,149 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,134 |
| Countries of the Middle East | 0 | - | 4.96 | 199,657 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,621 |
| The Only European Country ... | 0 | - | 4.91 | 214,846 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,861 |
| Slavic Countries | 0 | - | 4.96 | 111,150 |
| African Island Countries | 0 | - | 4.96 | 101,066 |
| European Countries NOT in NATO | 0 | - | 4.87 | 60,135 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,417 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,635 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,143 |
| Random American Countries on a Map | 0 | - | 4.96 | 98,937 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,015,998 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,165 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,867 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,600 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,078 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,039 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,120 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,341 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,446 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,617 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,825 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,597 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,661 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,517 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,759 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 637,377 |
| South America Map Quiz | 0 | - | 5.00 | 1,543,675 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,709 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,698 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,100 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,427 |
| North America Map Quiz | 0 | - | 4.98 | 246,101 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 98,063 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,278 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,586 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,757 |
| Random U.S. States on a Map | 0 | - | 4.96 | 623,187 |
| Merged U.S. States | 0 | - | 4.36 | 43,967 |
| Flags of Africa Quiz | 0 | - | 5.00 | 465,965 |
| Flags of North and South America | 0 | - | 4.99 | 369,495 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,501 |
