| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,694,420 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,070 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 145,035 |
| Asia Capitals Quiz | 0 | - | 4.98 | 695,777 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,364 |
| Asia Capital to Country | 0 | - | 4.96 | 127,000 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,217 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,924 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,131 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,672 |
| US States Quiz | 0 | - | 5.00 | 16,937,929 |
| Countries Similar to U.S. States by Population | 0 | - | 4.91 | 71,227 |
| Capitals of the Stans | 0 | - | 4.95 | 26,999 |
| Random U.S. City to State | 0 | - | 4.45 | 76,660 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,385 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,169 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,932 |
| Africa Capitals Quiz | 0 | - | 4.99 | 740,938 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,916 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,793 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,138 |
| Name a City - European Countries | 0 | - | 4.90 | 65,811 |
| Boroughs of New York City | 0 | - | 4.47 | 84,802 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,071 |
| US States with an Empty Map | 0 | - | 5.00 | 626,634 |
| Cities of China (With Some Help) | 0 | - | 4.91 | 31,680 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,543 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,075 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 51,171 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,381 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,218 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,130 |
| Countries Bordering China Since 1914 | 0 | - | 4.92 | 95,645 |
| Draw All US State Borders | 0 | - | 4.99 | 139,182 |
| Most Common Immigrant Origin by U.S. State | 0 | - | 4.90 | 67,363 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,552 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,950 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,670 |
| All Cities in China with Population of 1 Million | 0 | - | 4.82 | 46,330 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,610 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,104 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,597 |
| ALL California Cities | 0 | - | 4.37 | 43,146 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,473 |
| Europe Capital to Country | 0 | - | 4.99 | 251,229 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,431 |
| European Capitals by Map | 0 | - | 4.99 | 140,757 |
| African Capitals by Map | 0 | - | 4.99 | 139,390 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,218 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,469 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,831 |
| European Coastal Capitals | 0 | - | 4.95 | 90,955 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,288 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,907 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,986 |
| Random Europe Capitals Mystery Route | 0 | - | 4.98 | 82,999 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,794 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,292 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 37,011 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,605 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 34,012 |
| U.S. State Capitals in the Answer | 0 | - | 4.77 | 35,686 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 75,336 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,757 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 209,704 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,453 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,476 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,512 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,656 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,776 |
| Official Cities in the UK | 0 | - | 4.89 | 284,956 |
| Every City in Arizona on a Map | 0 | - | 4.51 | 9,429 |
| Every City in Colorado on a Map | 0 | - | 4.49 | 13,373 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 14,024 |
| Every City in Alabama on a Map | 0 | - | 4.74 | 8,551 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,550 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.63 | 14,680 |
| World Capitals Quiz | 0 | - | 5.00 | 5,089,737 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,946 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,836 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,292 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,666 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,383 |
| Europe Capitals Mystery Route | 0 | - | 4.97 | 55,343 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,498 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,751 |
| U.S. States that Border Canada | 0 | - | 4.91 | 185,844 |
| U.S. Cities With The Most Top Census Appearances | 0 | - | 4.67 | 11,282 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,644 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,542 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,450 |
| Name a City - U.S. States | 0 | - | 4.38 | 29,170 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,832 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,825 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,773 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,658 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,351 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,008 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,370 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,648 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,264 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,080 |
| US States and State Capitals | 0 | - | 4.99 | 163,934 |
| Miami City Trivia | 0 | - | 4.60 | 11,248 |
| All About Atlanta | 0 | - | 4.60 | 11,271 |
| Dallas City Trivia | 0 | - | 4.46 | 6,852 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,547,596 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 221,677 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 134,812 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,977 |
| Countries Similar to Chinese Provinces by Population | 0 | - | 4.48 | 33,501 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 159,690 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,676 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.90 | 83,542 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,159 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 117,671 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,627 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,462 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,369 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,559 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,090 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,857 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,204 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,593,234 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,663 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,878 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,833 |
| Random European Capital to Country | 0 | - | 4.98 | 191,642 |
| Random European Country to Capital | 0 | - | 4.93 | 165,525 |
| Random African Capital to Country | 0 | - | 4.97 | 101,019 |
| Random African Country to Capital | 0 | - | 4.94 | 71,494 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,562 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,637 |
| US State Capitals - One Minute Sprint | 0 | - | 4.05 | 184,430 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,333 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,259 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,907 |
| U.S. State Capitals with the Least Precipitation | 0 | - | 4.41 | 23,286 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,758 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,729 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 333,764 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,526 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,086 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 176,792 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,766 |
| Find the City #1 | 0 | - | 4.97 | 43,097 |
| Every City in Oregon on a Map | 0 | - | 4.27 | 10,713 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,728 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,672 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,845 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,712 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,562 |
| Countries by Capital City | 0 | - | 5.00 | 68,840 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,495 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,929 |
| World Capitals by Proximity | 0 | - | 4.90 | 332,586 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,520 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,229 |
| Moved Capital Cities | 0 | - | 4.96 | 74,431 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 16,107 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,034 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,085 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,692 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.45 | 10,650 |
| Which City in Europe? | 0 | - | 4.83 | 107,678 |
| Neighborhoods of New York City | 0 | - | 4.37 | 30,516 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,825 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,281 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,687,302 |
| Draw All US State Borders - Extreme | 0 | - | 4.99 | 78,881 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,395,289 |
| Every City in Texas on a Map | 0 | - | 4.37 | 15,574 |
| Biggest Cities in China | 0 | - | 4.53 | 159,304 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,851 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,592 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,843 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,357 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.64 | 55,687 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,972 |
| Random Capital to Country | 0 | - | 4.99 | 2,596,365 |
| Random Country to Capital | 0 | - | 4.98 | 924,050 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,192 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,086 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,823 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,739 |
| U.S. State Capitals Furthest from the State Border | 0 | - | 4.19 | 18,020 |
| Los Angeles City Quiz | 0 | - | 4.15 | 30,748 |
| Philadelphia Trivia | 0 | - | 4.26 | 22,048 |
| New Orleans City Trivia | 0 | - | 4.09 | 20,185 |
| China by Picture | 0 | - | 4.51 | 63,473 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,749 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,356 |
| Mexico True or False? | 0 | - | 4.89 | 48,846 |
| Rivers of the United States | 0 | - | 4.93 | 66,423 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,876 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,991 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,934 |
| U.S. License Plates Picture Quiz | 0 | - | 4.61 | 53,025 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,429 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,078 |
