| US States Quiz | 0 | - | 5.00 | 17,034,667 |
| United States Map Quiz | 0 | - | 4.98 | 4,174,521 |
| Countries that Beat the United States | 0 | - | 4.93 | 169,026 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.82 | 56,406 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 511,338 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,337,868 |
| Vietnam War Countries | 0 | - | 4.82 | 94,790 |
| Rust Belt Cities Map Quiz | 0 | - | 4.57 | 35,331 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 50,348 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,995 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,626 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 90,064 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 39,190 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,306 |
| Which City in California? | 0 | - | 4.56 | 32,206 |
| New York City A-Z | 0 | - | 4.18 | 32,415 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,375 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 76,118 |
| U.S. State Border Crossings | 0 | - | 4.97 | 97,002 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,418 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,563 |
| Name a Valid European Capital | 0 | - | 4.95 | 154,118 |
| Random U.S. State Capitals on a Map | 0 | - | 4.93 | 105,103 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,631 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 247,285 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 265,696 |
| Name a Valid Asian Country | 0 | - | 4.98 | 122,031 |
| Name a Valid African Country | 0 | - | 4.98 | 155,389 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 116,220 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 94,929 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 187,109 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 150,516 |
| California Counties Map Quiz | 0 | - | 4.36 | 34,642 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,641 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 336,614 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,559,763 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 222,919 |
| Category Elimination - U.S. States #2 | 0 | - | 4.83 | 135,963 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,996 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 91,347 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,840 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,673 |
| Countries that Beat Australia | 0 | - | 4.92 | 93,615 |
| Europe Map Quiz | 0 | - | 5.00 | 4,795,720 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 132,774 |
| French Geography Quiz #1 | 0 | - | 4.89 | 35,326 |
| Pixelated United States Map | 0 | - | 4.89 | 95,053 |
| US States with an Empty Map | 0 | - | 5.00 | 629,952 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 119,265 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 112,505 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 114,510 |
| U.S. States with Short Names | 0 | - | 4.91 | 150,602 |
| U.S. States that Start with M | 0 | - | 4.94 | 188,673 |
| U.S. States By Population | 0 | - | 4.92 | 154,321 |
| U.S. States that Start with N | 0 | - | 4.95 | 172,451 |
| U.S. States with Longest Names | 0 | - | 4.85 | 45,023 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 83,203 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 89,029 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,623 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 66,262 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 161,226 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 178,346 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,805 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,896 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,749 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.85 | 68,096 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,898 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 178,888 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,293 |
| Random U.S. City to State | 0 | - | 4.45 | 77,084 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,685 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,390 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,479 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,625 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,882 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,392 |
| Which City in Europe? | 0 | - | 4.83 | 108,052 |
| Which City in Texas? | 0 | - | 4.45 | 25,190 |
| Which City in Florida? | 0 | - | 4.61 | 11,048 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,476 |
| Countries that Beat China | 0 | - | 4.85 | 117,057 |
| Countries that Beat Russia | 0 | - | 4.81 | 83,823 |
| Countries that Beat Spain | 0 | - | 4.94 | 63,470 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 56,627 |
| Countries that Beat Canada | 0 | - | 4.90 | 99,176 |
| Countries that Beat Germany | 0 | - | 4.94 | 107,580 |
| Countries that Beat Italy | 0 | - | 4.85 | 55,346 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,453,814 |
| Oceania Map Quiz | 0 | - | 4.98 | 660,894 |
| Africa Map Quiz | 0 | - | 5.00 | 2,131,621 |
| Asia Map Quiz | 0 | - | 4.99 | 927,343 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,631 |
| 10 Longest Rivers in the United States | 0 | - | 4.86 | 39,485 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 431,620 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,579 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 83,146 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,400,547 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 97,487 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,508 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 134,708 |
| U.S. Senators by State | 0 | - | 4.44 | 40,156 |
| States that Beat New York | 0 | - | 4.50 | 45,378 |
| California A-Z | 0 | - | 4.49 | 28,867 |
| Africa Capitals Quiz | 0 | - | 4.99 | 745,621 |
| Asia Capitals Quiz | 0 | - | 4.98 | 700,563 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 151,480 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,930 |
| Which City in Canada? | 0 | - | 4.83 | 57,443 |
| Boroughs of New York City | 0 | - | 4.47 | 85,465 |
| Countries of Africa | 0 | - | 5.00 | 2,566,941 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,880 |
| Countries Closest to Alaska | 0 | - | 4.93 | 125,398 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,752 |
| Countries that Beat Egypt | 0 | - | 4.91 | 67,287 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,388,352 |
| South America Flags Map Quiz | 0 | - | 4.95 | 89,269 |
| Australia Map Quiz | 0 | - | 4.95 | 346,657 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,743 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,580 |
| U.S. State Flags | 0 | - | 4.88 | 173,724 |
| Las Vegas Casinos | 0 | - | 4.13 | 38,171 |
| Hawaiian Islands | 0 | - | 4.83 | 43,049 |
| Rivers of the United States | 0 | - | 4.93 | 66,844 |
| U.S. States that Border Canada | 0 | - | 4.91 | 187,209 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,598 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 126,119 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,775 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,495 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 93,066 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,311 |
| New York Yankees Trivia | 0 | - | 4.29 | 7,288 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,262,797 |
| Flags of Asia Quiz | 0 | - | 4.99 | 622,588 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,871 |
| Biggest Cities in Washington State | 0 | - | 4.44 | 36,569 |
| Biggest Cities in North Carolina | 0 | - | 4.68 | 35,334 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,824 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,772 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,454 |
| Name a City - European Countries | 0 | - | 4.89 | 66,480 |
| Europe Capital to Country | 0 | - | 4.99 | 252,750 |
| Asia Capital to Country | 0 | - | 4.96 | 127,760 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,410 |
| European Capitals by Map | 0 | - | 4.99 | 142,766 |
| African Capitals by Map | 0 | - | 4.99 | 142,751 |
| Asian Capitals by Map | 0 | - | 4.98 | 64,193 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 93,210 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,461 |
| European Coastal Capitals | 0 | - | 4.95 | 91,563 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,302 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 273,553 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 226,908 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,273 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,781 |
| US States and State Capitals | 0 | - | 4.99 | 166,224 |
| Los Angeles A-Z | 0 | - | 4.20 | 9,556 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,416 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,334 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,638 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,489 |
| Countries of the Middle East | 0 | - | 4.96 | 203,412 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,458 |
| The Only European Country ... | 0 | - | 4.91 | 219,822 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,540 |
| Slavic Countries | 0 | - | 4.96 | 112,579 |
| African Island Countries | 0 | - | 4.96 | 102,817 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,952 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 93,014 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,274 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,868 |
| Random American Countries on a Map | 0 | - | 4.96 | 100,588 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,034,184 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 128,114 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,573 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 155,072 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 219,284 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,865 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,808 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,111 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 145,038 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,605 |
| 10 Southernmost Countries in Africa | 0 | - | 4.99 | 118,135 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,784 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 100,124 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,385 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 47,935 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 645,713 |
| South America Map Quiz | 0 | - | 5.00 | 1,559,319 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,951 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,967 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,669 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,972 |
| North America Map Quiz | 0 | - | 4.98 | 253,106 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 100,278 |
| Western Africa Map Quiz | 0 | - | 4.98 | 74,880 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,610 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 111,005 |
| Random U.S. States on a Map | 0 | - | 4.96 | 631,621 |
| Merged U.S. States | 0 | - | 4.37 | 44,470 |
| Flags of Africa Quiz | 0 | - | 5.00 | 479,762 |
