| New York City A-Z | 0 | - | 4.18 | 32,368 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,336 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,769 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,423 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,494 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,697,451 |
| Africa Capitals Quiz | 0 | - | 4.99 | 742,898 |
| Asia Capitals Quiz | 0 | - | 4.98 | 697,955 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,770 |
| Los Angeles A-Z | 0 | - | 4.20 | 9,537 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,874 |
| Name a City - European Countries | 0 | - | 4.90 | 66,053 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,558 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,280 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 39,127 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,274 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,349 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,928 |
| Europe Capital to Country | 0 | - | 4.99 | 251,830 |
| Asia Capital to Country | 0 | - | 4.96 | 127,303 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,796 |
| European Capitals by Map | 0 | - | 4.99 | 141,825 |
| African Capitals by Map | 0 | - | 4.99 | 141,871 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,804 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,747 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,078 |
| European Coastal Capitals | 0 | - | 4.95 | 91,206 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,126 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,216 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,526 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,115 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 150,633 |
| Official Cities in the UK | 0 | - | 4.89 | 285,881 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,550 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,060 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,399 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,818 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,128 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,492 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,984 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,315 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,517 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,854 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,647 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,741 |
| Which City in Texas? | 0 | - | 4.45 | 25,150 |
| Which City in California? | 0 | - | 4.56 | 32,142 |
| California A-Z | 0 | - | 4.49 | 28,838 |
| British Places A-Z | 0 | - | 4.29 | 80,062 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,825 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 150,808 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,948 |
| World Capitals Quiz | 0 | - | 5.00 | 5,100,771 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,575 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,446 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,608 |
| US States and State Capitals | 0 | - | 4.99 | 164,960 |
| Capitals of the Stans | 0 | - | 4.95 | 27,092 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,558 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,676 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,699 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,164 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,584 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,276 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,597,506 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,283 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,466 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,998 |
| Random European Capital to Country | 0 | - | 4.98 | 191,992 |
| Random European Country to Capital | 0 | - | 4.93 | 165,781 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,930 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,343 |
| Random African Capital to Country | 0 | - | 4.97 | 101,245 |
| Random African Country to Capital | 0 | - | 4.95 | 71,678 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,852 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,397 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,148 |
| Hong Kong A-Z | 0 | - | 4.55 | 14,839 |
| Rust Belt Cities Map Quiz | 0 | - | 4.57 | 35,238 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.82 | 56,255 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,717 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,511 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 177,736 |
| U.S. Cities A-Z by Clue #1 | 0 | - | 4.36 | 39,908 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,961 |
| Random U.S. City to State | 0 | - | 4.45 | 76,814 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,418 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,471 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,130 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 66,014 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,192 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,322 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,310 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,951 |
| Which City in Europe? | 0 | - | 4.83 | 107,817 |
| Which City in Florida? | 0 | - | 4.61 | 11,024 |
| European Cities A-Z by Clue #1 | 0 | - | 4.26 | 79,339 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,916 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,143 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,617 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,857 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,710 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,222 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,886 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,088 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,083 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,985 |
| Countries by Capital City | 0 | - | 5.00 | 69,233 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,760 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,143 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,731 |
| Moved Capital Cities | 0 | - | 4.96 | 74,586 |
| Random Capital to Country | 0 | - | 4.99 | 2,599,780 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,774 |
| Random Country to Capital | 0 | - | 4.98 | 926,747 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,465 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,119 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,848 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,773 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,667 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,294 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,932 |
| U.S. State Capitals with the Least Precipitation | 0 | - | 4.41 | 23,297 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,698 |
| Which City in Canada? | 0 | - | 4.83 | 57,321 |
| Boroughs of New York City | 0 | - | 4.47 | 84,908 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,115 |
| Rome A-Z | 0 | - | 4.40 | 24,538 |
| Paris A-Z | 0 | - | 4.16 | 17,488 |
| Dallas City Trivia | 0 | - | 4.46 | 6,864 |
| Flags of the Countries that Start with C | 0 | - | 4.88 | 130,590 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 154,522 |
| Flags of the Countries that Start with B | 0 | - | 4.97 | 43,462 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 127,805 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,704 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 191,559 |
| Australia A-Z | 0 | - | 4.54 | 50,121 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,117 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,358 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,629 |
| Biggest Cities in Washington State | 0 | - | 4.44 | 36,417 |
| Biggest Cities in North Carolina | 0 | - | 4.64 | 35,224 |
| North American Sports Cities | 0 | - | 4.83 | 173,036 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,527 |
| Cities in European History #1 | 0 | - | 4.63 | 134,522 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,749 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,436 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,862 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,698 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,943 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,204 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,809 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,262 |
| ALL California Cities | 0 | - | 4.37 | 43,211 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,504 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,577 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,864 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,416 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,502 |
| Name a Valid World City | 0 | - | 4.85 | 71,872 |
| Cities by Former Name | 0 | - | 4.83 | 91,973 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,489 |
| Former Capitals | 0 | - | 4.88 | 71,641 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,652 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,936 |
| Capital Cities Chain | 0 | - | 4.84 | 83,271 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,736 |
| Coldest World Capitals | 0 | - | 4.95 | 134,110 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,728 |
| World Capitals by Map | 0 | - | 5.00 | 289,003 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,760 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,059 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,470 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 68,783 |
| Capitals Starting With H | 0 | - | 4.91 | 93,230 |
| Capitals Starting With K | 0 | - | 4.89 | 84,304 |
| Capitals Starting With M | 0 | - | 4.94 | 108,998 |
| Capitals Starting With P | 0 | - | 4.88 | 78,903 |
| Capitals Starting With R | 0 | - | 4.88 | 82,432 |
| Capitals Starting With S | 0 | - | 4.90 | 86,474 |
| Capitals Starting With T | 0 | - | 4.85 | 76,756 |
| Capitals Starting With W | 0 | - | 4.87 | 91,677 |
| Capitals Starting With A | 0 | - | 4.97 | 128,978 |
| Capitals Starting With B | 0 | - | 4.89 | 119,377 |
| Capitals Starting With D | 0 | - | 4.94 | 97,097 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,204 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 37,075 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,681 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 34,055 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,433 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.43 | 54,870 |
| Italy A-Z | 0 | - | 4.49 | 58,690 |
| China A-Z | 0 | - | 4.55 | 67,567 |
| Germany A-Z | 0 | - | 4.56 | 62,826 |
| Scotland A-Z | 0 | - | 4.73 | 41,429 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 222,231 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 135,424 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,102 |
| Single Vowel Capitals | 0 | - | 4.82 | 14,702 |
| Every City in Texas on a Map | 0 | - | 4.37 | 16,058 |
