| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,686,440 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,616 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,015 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,070 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,487 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,531 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,758 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,661 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,034 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,893 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,493 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,896 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 113,848 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,008 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,744 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,647 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,817 |
| US States with an Empty Map | 0 | - | 5.00 | 623,235 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,614 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,220 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,048 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,942 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,320 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 174,789 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,402 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,256 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 150,383 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,865 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,031 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,329 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,237 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,111 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,168 |
| US States Quiz | 0 | - | 5.00 | 16,830,799 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 208,420 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,824 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,796 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,583 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,218 |
| Random U.S. City to State | 0 | - | 4.45 | 76,107 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,205 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,614 |
| U.S. State Capitals Furthest from the State Border | 0 | - | 4.19 | 17,999 |
| Africa Capitals Quiz | 0 | - | 4.99 | 735,798 |
| Asia Capitals Quiz | 0 | - | 4.98 | 690,951 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,202 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,543 |
| Random European Capital to Country | 0 | - | 4.98 | 190,619 |
| Random European Country to Capital | 0 | - | 4.93 | 164,559 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,190 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,592 |
| Random African Capital to Country | 0 | - | 4.97 | 100,478 |
| Random African Country to Capital | 0 | - | 4.94 | 71,087 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,830 |
| Boroughs of New York City | 0 | - | 4.47 | 84,476 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,635 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,159 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 113,199 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,686 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,957 |
| U.S. States By Population | 0 | - | 4.92 | 153,001 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,184 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,313 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,122 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,100 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,458 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,384 |
| Name a City - European Countries | 0 | - | 4.90 | 65,187 |
| U.S. State Capital Superlatives - Top 2 | 0 | - | 4.36 | 21,764 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,385 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,721 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,378 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,890 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,411 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,396 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,811 |
| ALL California Cities | 0 | - | 4.37 | 42,986 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,445 |
| Europe Capital to Country | 0 | - | 4.99 | 249,549 |
| Asia Capital to Country | 0 | - | 4.96 | 126,468 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,567 |
| European Capitals by Map | 0 | - | 4.99 | 138,543 |
| African Capitals by Map | 0 | - | 4.99 | 133,353 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,067 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,868 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,226 |
| European Coastal Capitals | 0 | - | 4.95 | 90,371 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,496 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,140 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,538 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,739 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,701 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,190 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,477 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,393 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,833 |
| Official Cities in the UK | 0 | - | 4.89 | 283,041 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,059 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,234 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,884 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,973 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,686 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,071 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,082 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,162 |
| U.S. Cities With The Most Top Census Appearances | 0 | - | 4.68 | 11,091 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,065 |
| American TV Show Settings | 0 | - | 4.35 | 30,634 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,560 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 69,928 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,373 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,012 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,724 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,348 |
| All Cities in Canada on a Map | 0 | - | 4.41 | 18,410 |
| World Capitals Quiz | 0 | - | 5.00 | 5,062,772 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,055 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,047 |
| Most Guessed US State Capitals | 0 | - | 4.37 | 24,628 |
| US States and State Capitals | 0 | - | 4.99 | 161,252 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,315 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,198 |
| Mexico States Map Quiz | 0 | - | 4.85 | 104,448 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,788 |
| States of Mexico | 0 | - | 4.95 | 175,485 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,476 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 53,923 |
| Events by U.S. State #1 | 0 | - | 4.43 | 22,898 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.51 | 41,976 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 76,896 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 48,956 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,356 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,629 |
| Capitals of the Stans | 0 | - | 4.95 | 26,738 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,015 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,049 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,220 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,561 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,463 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,030 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,512 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,730 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,514 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,582,565 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,442 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,395 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,594 |
| US State Capitals - One Minute Sprint | 0 | - | 4.06 | 183,585 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,158 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,861 |
| U.S. State Capitals with the Least Precipitation | 0 | - | 4.41 | 23,247 |
| Melbourne Suburbs | 0 | - | 4.85 | 52,778 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 109,340 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,509 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,255 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,018 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,315 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 331,051 |
| Pixelated United States Map | 0 | - | 4.87 | 94,067 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,313 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.48 | 37,074 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,038 |
| South American Cities on the Map | 0 | - | 4.56 | 35,384 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,603 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,958 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,642 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,901 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,471 |
| Which City in Europe? | 0 | - | 4.83 | 107,156 |
| Neighborhoods of New York City | 0 | - | 4.37 | 30,376 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,133 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,534 |
| Countries that Beat Canada | 0 | - | 4.90 | 87,287 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,595 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,103 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,335 |
| New England States | 0 | - | 4.51 | 59,782 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 505,436 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,745 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,982 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,687 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 55,913 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,872 |
| U.S. States by Borders | 0 | - | 4.61 | 35,256 |
| Save Americans by Guessing U.S. States | 0 | - | 4.63 | 185,059 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,425 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,940 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,715 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,836 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,534 |
| Name a City - U.S. States | 0 | - | 4.41 | 26,669 |
| Find the City #1 | 0 | - | 4.97 | 42,678 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,936 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,229 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,258 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,949 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,603 |
| Countries by Capital City | 0 | - | 5.00 | 67,903 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,961 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,456 |
