| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,687,622 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,913 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,728 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,897 |
| Random U.S. City to State | 0 | - | 4.45 | 76,192 |
| U.S. State Capitals in the Answer | 0 | - | 4.77 | 35,563 |
| Countries Similar to U.S. States by Population | 0 | - | 4.91 | 70,661 |
| US States Quiz | 0 | - | 5.00 | 16,847,823 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 208,602 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,615 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,644 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,192 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,441 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,672 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,508 |
| Name a City - European Countries | 0 | - | 4.90 | 65,270 |
| Africa Capitals Quiz | 0 | - | 4.99 | 736,542 |
| Asia Capitals Quiz | 0 | - | 4.98 | 691,694 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,307 |
| Boroughs of New York City | 0 | - | 4.47 | 84,528 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,004 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,535,767 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 220,523 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 133,983 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,854 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,693 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,937 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,548 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,070 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,093 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,939 |
| Which City in Europe? | 0 | - | 4.83 | 107,264 |
| Draw All US State Borders | 0 | - | 4.99 | 136,979 |
| Most Common Immigrant Origin by U.S. State | 0 | - | 4.90 | 66,381 |
| US States with an Empty Map | 0 | - | 5.00 | 623,749 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,848 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,464 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,999 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,503 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,922 |
| ALL California Cities | 0 | - | 4.37 | 43,009 |
| Name a City - U.S. States | 0 | - | 4.41 | 26,684 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,740 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,446 |
| Europe Capital to Country | 0 | - | 4.99 | 249,756 |
| Asia Capital to Country | 0 | - | 4.96 | 126,542 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,704 |
| European Capitals by Map | 0 | - | 4.99 | 138,809 |
| African Capitals by Map | 0 | - | 4.99 | 133,513 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,175 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,958 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,302 |
| European Coastal Capitals | 0 | - | 4.95 | 90,459 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,529 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,473 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,712 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,778 |
| Random Europe Capitals Mystery Route | 0 | - | 4.98 | 82,142 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,051 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,735 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,234 |
| World Capitals Quiz | 0 | - | 5.00 | 5,066,818 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,729 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,419 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,718 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,209 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,909 |
| US State Capitals - One Minute Sprint | 0 | - | 4.06 | 183,686 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,955 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,306 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,390,009 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,879 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,655 |
| Official Cities in the UK | 0 | - | 4.89 | 283,291 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,381 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,412 |
| Every City in Arizona on a Map | 0 | - | 4.51 | 9,339 |
| Every City in Colorado on a Map | 0 | - | 4.48 | 13,234 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,843 |
| Every City in Alabama on a Map | 0 | - | 4.73 | 8,465 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,455 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.61 | 14,613 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,357 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,347 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 93,944 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,086 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,753 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,114 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,206 |
| World Capitals in the Answer | 0 | - | 4.94 | 76,966 |
| Europe Capitals Mystery Route | 0 | - | 4.97 | 54,871 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,218 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,162 |
| Which City in Canada? | 0 | - | 4.82 | 57,001 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,703 |
| U.S. States that Border Canada | 0 | - | 4.91 | 184,565 |
| U.S. Cities With The Most Top Census Appearances | 0 | - | 4.68 | 11,133 |
| Capitals of the Stans | 0 | - | 4.95 | 26,795 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,569 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,027 |
| Random European City to Country | 0 | - | 4.69 | 117,527 |
| Random Asian City to Country | 0 | - | 4.56 | 44,473 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,242 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,595 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,584,013 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,959 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,093 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,619 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,227 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,056 |
| US States and State Capitals | 0 | - | 4.99 | 161,675 |
| Miami City Trivia | 0 | - | 4.60 | 11,225 |
| All About Atlanta | 0 | - | 4.60 | 11,248 |
| Dallas City Trivia | 0 | - | 4.46 | 6,821 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,691 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,107 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,134 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,289 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,653 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,612 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,110 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,294 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,476 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,515 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,890 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,050 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,471 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,109 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,591 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,584 |
| Random European Capital to Country | 0 | - | 4.98 | 190,733 |
| Random European Country to Capital | 0 | - | 4.93 | 164,895 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,333 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,662 |
| Random African Capital to Country | 0 | - | 4.97 | 100,574 |
| Random African Country to Capital | 0 | - | 4.94 | 71,126 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,600 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,172 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,867 |
| U.S. State Capitals with the Least Precipitation | 0 | - | 4.41 | 23,254 |
| Melbourne Suburbs | 0 | - | 4.85 | 52,933 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,450 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 331,417 |
| U.S. States by Clue #1 | 0 | - | 4.51 | 39,038 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 76,936 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 48,984 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,101 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,427 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 175,095 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,929 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,955 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,271 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.63 | 55,343 |
| Find the City #1 | 0 | - | 4.97 | 42,739 |
| Every City in Oregon on a Map | 0 | - | 4.27 | 10,616 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,041 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,287 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,351 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,053 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,743 |
| Countries by Capital City | 0 | - | 5.00 | 68,034 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,037 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,525 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,874 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,971 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,030 |
| Moved Capital Cities | 0 | - | 4.96 | 74,102 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,463 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.44 | 10,617 |
| European Cities by Clue | 0 | - | 4.70 | 89,028 |
| Neighborhoods of New York City | 0 | - | 4.37 | 30,394 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,227 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,127 |
| US States by Borders in 30 Seconds | 0 | - | 4.67 | 2,678,258 |
| Draw All US State Borders - Extreme | 0 | - | 4.99 | 78,361 |
| Every City in Texas on a Map | 0 | - | 4.36 | 15,341 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,799 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.94 | 51,626 |
| North American Sports Cities | 0 | - | 4.83 | 172,188 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,281 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,731 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,542 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,292 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,408 |
| Name a Valid World City | 0 | - | 4.83 | 71,043 |
| Cities by Former Name | 0 | - | 4.83 | 91,483 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,347 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,605 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,008 |
| World Capitals by Map | 0 | - | 5.00 | 285,827 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,212 |
| Random Capital to Country | 0 | - | 4.99 | 2,589,164 |
| Random Country to Capital | 0 | - | 4.98 | 919,190 |
| World Capitals Mystery Route | 0 | - | 4.98 | 55,328 |
| Capitals Starting With H | 0 | - | 4.91 | 92,389 |
| Capitals Starting With K | 0 | - | 4.88 | 82,982 |
| Capitals Starting With L | 0 | - | 4.81 | 87,904 |
| Capitals Starting With M | 0 | - | 4.93 | 107,556 |
| Capitals Starting With P | 0 | - | 4.88 | 78,040 |
| Capitals Starting With R | 0 | - | 4.87 | 81,683 |
