| South America Capitals Quiz | 0 | - | 5.00 | 477,299 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,546 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,891 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,337 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,958 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,394 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,768 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,367 |
| Europe Capital to Country | 0 | - | 4.99 | 247,924 |
| Asia Capital to Country | 0 | - | 4.96 | 125,765 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,466 |
| European Capitals by Map | 0 | - | 4.99 | 136,296 |
| African Capitals by Map | 0 | - | 4.99 | 132,188 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,149 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,460 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,202 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,624 |
| European Coastal Capitals | 0 | - | 4.95 | 89,766 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,191 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,827 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,831 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,425 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,677,742 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,969 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,095 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,891 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,671 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,417 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,138 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,187 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,711 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,461 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,772 |
| Capitals of the Stans | 0 | - | 4.95 | 26,411 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,855 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,670 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,120 |
| Name a City - European Countries | 0 | - | 4.92 | 64,406 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,200 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,077 |
| Random European Capital to Country | 0 | - | 4.98 | 189,224 |
| Random European Country to Capital | 0 | - | 4.92 | 147,465 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,407 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,424 |
| Random African Capital to Country | 0 | - | 4.97 | 99,741 |
| Random African Country to Capital | 0 | - | 4.94 | 70,236 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,849 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 245,844 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,520 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,914 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,658 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,528 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,412 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,466 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,723 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,366 |
| 1M Cities by Proximity - United States | 0 | - | 4.55 | 149,715 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,828 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,599 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,807 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,804 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,273 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,637 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,823 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 64,934 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,927 |
| World Capitals Quiz | 0 | - | 5.00 | 5,031,756 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,604 |
| Official Cities in the UK | 0 | - | 4.89 | 280,562 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,686 |
| Random U.S. City to State | 0 | - | 4.45 | 75,328 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,802 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,017 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,208 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,296 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 128,803 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,037 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,124 |
| U.S. State Capital Etymology | 0 | - | 4.50 | 36,790 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,337 |
| US States Quiz | 0 | - | 5.00 | 16,702,230 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,279 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,571,179 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,196 |
| Boroughs of New York City | 0 | - | 4.47 | 84,104 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,289 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,209 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 44,303 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,955 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,561 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,151 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.48 | 26,010 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,340 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,665 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,946 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,802 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,005 |
| States of Mexico | 0 | - | 4.95 | 173,363 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 328,056 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,286 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,455 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,740 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 40,797 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,508 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,540 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,152 |
| South American Cities on the Map | 0 | - | 4.57 | 35,244 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,774 |
| ALL California Cities | 0 | - | 4.37 | 42,816 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,388 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,957 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,656 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,608 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,635 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,456 |
| Countries by Capital City | 0 | - | 5.00 | 66,665 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,337 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,909 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,438 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,412 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,033 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,154 |
| Word Scramble - European Capitals | 0 | - | 4.72 | 93,771 |
| Moved Capital Cities | 0 | - | 4.96 | 73,590 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,817 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,244 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,209 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,801 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,481 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,862 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,364 |
| Pixelated United States Map | 0 | - | 4.89 | 93,491 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,743 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,374 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,425 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,681 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,923 |
| U.S. States By Population | 0 | - | 4.92 | 152,380 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,410 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,869 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,559 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,767 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,889 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,782 |
| Which City in Europe? | 0 | - | 4.83 | 106,634 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,426 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,587 |
| Countries that Beat Canada | 0 | - | 4.90 | 86,855 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,109 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,809 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 81,940 |
| US States with an Empty Map | 0 | - | 5.00 | 618,886 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,724 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,597 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,960 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,795 |
| North American Sports Cities | 0 | - | 4.83 | 170,913 |
| American TV Show Settings | 0 | - | 4.35 | 30,586 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,920 |
| Cities in European History #1 | 0 | - | 4.63 | 133,137 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,196 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,566 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,807 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,016 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,740 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,189 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,604 |
| Name a Valid World City | 0 | - | 4.83 | 70,136 |
| Cities by Former Name | 0 | - | 4.84 | 90,977 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,692 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,247 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,956 |
| World Capitals by Map | 0 | - | 5.00 | 283,226 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,678 |
| Random Capital to Country | 0 | - | 4.99 | 2,578,053 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,357 |
| Random Country to Capital | 0 | - | 4.98 | 911,664 |
| Capitals Starting With H | 0 | - | 4.90 | 91,017 |
| Capitals Starting With K | 0 | - | 4.85 | 75,699 |
| Capitals Starting With L | 0 | - | 4.81 | 86,849 |
| Capitals Starting With M | 0 | - | 4.93 | 106,074 |
| Capitals Starting With P | 0 | - | 4.88 | 77,202 |
| Capitals Starting With R | 0 | - | 4.87 | 80,984 |
| Capitals Starting With S | 0 | - | 4.89 | 84,815 |
| Capitals Starting With T | 0 | - | 4.84 | 75,304 |
| Capitals Starting With W | 0 | - | 4.89 | 90,620 |
| Capitals Starting With A | 0 | - | 4.97 | 126,565 |
| Capitals Starting With B | 0 | - | 4.89 | 117,305 |
| Capitals Starting With D | 0 | - | 4.93 | 95,392 |
| U.S. State Capitals Furthest from the State Border | 0 | - | 4.19 | 17,969 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,728 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,878 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,665 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,076 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,556 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,098 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,554 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,319 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,202 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,147 |
