| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,675,983 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,088 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,930 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,209 |
| Random U.S. City to State | 0 | - | 4.45 | 75,186 |
| U.S. State Capitals in the Answer | 0 | - | 4.77 | 35,334 |
| Countries Similar to U.S. States by Population | 0 | - | 4.92 | 69,598 |
| US States Quiz | 0 | - | 5.00 | 16,677,202 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,421 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,039 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,572 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,667 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,092 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,103 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,302 |
| Name a City - European Countries | 0 | - | 4.92 | 64,260 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,313 |
| Asia Capitals Quiz | 0 | - | 4.98 | 684,766 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,291 |
| Boroughs of New York City | 0 | - | 4.47 | 84,053 |
| Washington D.C. Trivia | 0 | - | 4.44 | 38,128 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,515,963 |
| Category Elimination - U.S. States #1 | 0 | - | 4.87 | 217,963 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,252 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,679 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,203 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,575 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,736 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,426 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,818 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,088 |
| Which City in Europe? | 0 | - | 4.83 | 106,541 |
| Draw All US State Borders | 0 | - | 4.99 | 133,125 |
| Most Common Immigrant Origin by U.S. State | 0 | - | 4.90 | 64,577 |
| US States with an Empty Map | 0 | - | 5.00 | 618,056 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,523 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,443 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,772 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,236 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,637 |
| ALL California Cities | 0 | - | 4.36 | 42,794 |
| Name a City - U.S. States | 0 | - | 4.41 | 26,520 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,579 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,377 |
| Europe Capital to Country | 0 | - | 4.99 | 247,267 |
| Asia Capital to Country | 0 | - | 4.96 | 125,616 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,271 |
| European Capitals by Map | 0 | - | 4.99 | 135,906 |
| African Capitals by Map | 0 | - | 4.99 | 132,037 |
| Asian Capitals by Map | 0 | - | 4.98 | 60,952 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,063 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,519 |
| European Coastal Capitals | 0 | - | 4.95 | 89,630 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,141 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,343 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,512 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,368 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,893 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,622 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 39,968 |
| World Capitals Quiz | 0 | - | 5.00 | 5,025,258 |
| South America Capitals Quiz | 0 | - | 5.00 | 476,745 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,171 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.62 | 34,566 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,006 |
| U.S. State Capital Etymology | 0 | - | 4.50 | 36,770 |
| US State Capitals - One Minute Sprint | 0 | - | 4.06 | 182,421 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,828 |
| 20 Chinese Cities Everyone Should Know | 0 | - | 4.81 | 38,941 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 48,456 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,378,909 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 90,928 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,432 |
| Official Cities in the UK | 0 | - | 4.89 | 280,106 |
| U.S. Cities A-Z by Clue | 0 | - | 4.36 | 39,629 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,259 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,703 |
| Every City in Arizona on a Map | 0 | - | 4.47 | 9,154 |
| Every City in Colorado on a Map | 0 | - | 4.48 | 12,994 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,574 |
| Every City in Alabama on a Map | 0 | - | 4.71 | 8,332 |
| Every City in Michigan on a Map | 0 | - | 4.48 | 9,248 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.63 | 14,542 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,463 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,526 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,324 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,001 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,070 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,639 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,362 |
| World Capitals in the Answer | 0 | - | 4.94 | 76,205 |
| Europe Capitals Mystery Route | 0 | - | 4.96 | 54,136 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,696 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,260 |
| Which City in Canada? | 0 | - | 4.82 | 56,604 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,595 |
| U.S. States that Border Canada | 0 | - | 4.91 | 181,827 |
| U.S. Cities With The Most Top Census Appearances | 0 | - | 4.66 | 10,760 |
| Capitals of the Stans | 0 | - | 4.95 | 26,362 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,442 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,078 |
| Random European City to Country | 0 | - | 4.69 | 116,214 |
| Random Asian City to Country | 0 | - | 4.56 | 44,376 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,629 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,417 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,568,799 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,292 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,604 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,556 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,139 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.48 | 25,997 |
| US States and State Capitals Quiz | 0 | - | 4.99 | 158,035 |
| Miami City Trivia | 0 | - | 4.60 | 11,183 |
| All About Atlanta | 0 | - | 4.60 | 11,201 |
| Dallas City Trivia | 0 | - | 4.46 | 6,769 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,122 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,358 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,598 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 40,612 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,295 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,436 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,662 |
| 1M Cities by Proximity - United States | 0 | - | 4.55 | 149,584 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,423 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,539 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,764 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,149 |
| Word Scramble - European Capitals | 0 | - | 4.72 | 93,694 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,945 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,178 |
| Random European Capital to Country | 0 | - | 4.98 | 189,045 |
| Random European Country to Capital | 0 | - | 4.92 | 147,328 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,262 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,324 |
| Random African Capital to Country | 0 | - | 4.97 | 99,667 |
| Random African Country to Capital | 0 | - | 4.94 | 70,148 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,518 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,039 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,795 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,624 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,505 |
| U.S. States by Clue #1 | 0 | - | 4.52 | 38,520 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 76,393 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 48,644 |
| European Capitals by Airport Code | 0 | - | 4.92 | 35,305 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,227 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 171,981 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,801 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,565 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,582 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.63 | 54,794 |
| Find the City #1 | 0 | - | 4.96 | 42,026 |
| Every City in Oregon on a Map | 0 | - | 4.27 | 10,408 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,805 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,559 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,507 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,474 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,203 |
| Countries by Capital City | 0 | - | 5.00 | 66,446 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,220 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,804 |
| World Capitals by Proximity | 0 | - | 4.91 | 327,927 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,771 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,333 |
| Moved Capital Cities | 0 | - | 4.96 | 73,505 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.44 | 10,562 |
| European Cities by Clue | 0 | - | 4.70 | 88,763 |
| Neighborhoods of New York City | 0 | - | 4.37 | 30,205 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,259 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,756 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,662,379 |
| Draw All US State Borders - Extreme | 0 | - | 4.99 | 77,372 |
| Every City in Texas on a Map | 0 | - | 4.36 | 14,854 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,025 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.94 | 50,873 |
| North American Sports Cities | 0 | - | 4.83 | 170,741 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,878 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,513 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,446 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,632 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,185 |
| Name a City - Asian Countries | 0 | - | 4.41 | 19,352 |
| Name a Valid World City | 0 | - | 4.83 | 69,988 |
| Cities by Former Name | 0 | - | 4.84 | 90,861 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,632 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,185 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,762 |
| World Capitals by Map | 0 | - | 5.00 | 282,786 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,596 |
| Random Capital to Country | 0 | - | 4.99 | 2,576,086 |
| Random Country to Capital | 0 | - | 4.98 | 910,425 |
| World Capitals Mystery Route | 0 | - | 4.97 | 54,556 |
| Capitals Starting With H | 0 | - | 4.90 | 88,257 |
| Capitals Starting With K | 0 | - | 4.85 | 75,450 |
| Capitals Starting With M | 0 | - | 4.93 | 105,736 |
| Capitals Starting With P | 0 | - | 4.88 | 76,973 |
| Capitals Starting With R | 0 | - | 4.87 | 80,777 |
| Capitals Starting With S | 0 | - | 4.89 | 84,580 |
| Capitals Starting With T | 0 | - | 4.84 | 75,115 |
| Capitals Starting With W | 0 | - | 4.89 | 90,439 |
