| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,691,451 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,907 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,751 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 89,165 |
| ALL California Cities | 0 | - | 4.37 | 43,087 |
| Boroughs of New York City | 0 | - | 4.47 | 84,668 |
| Countries Similar to U.S. States by Population | 0 | - | 4.91 | 70,986 |
| US States Quiz | 0 | - | 5.00 | 16,898,666 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,050 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,906 |
| Random U.S. City to State | 0 | - | 4.45 | 76,375 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,811 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,539 |
| Name a City - European Countries | 0 | - | 4.90 | 65,505 |
| Every City in Arizona on a Map | 0 | - | 4.51 | 9,386 |
| Every City in Alabama on a Map | 0 | - | 4.73 | 8,514 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,493 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.61 | 14,645 |
| Africa Capitals Quiz | 0 | - | 4.99 | 738,802 |
| Asia Capitals Quiz | 0 | - | 4.98 | 694,014 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,635 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,730 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,036 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,173 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,246 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,159 |
| Draw All US State Borders | 0 | - | 4.99 | 138,114 |
| Most Common Immigrant Origin by U.S. State | 0 | - | 4.90 | 66,940 |
| US States with an Empty Map | 0 | - | 5.00 | 625,381 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,238 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,745 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,370 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,540 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,844 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,272 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,633 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,460 |
| Europe Capital to Country | 0 | - | 4.99 | 250,633 |
| Asia Capital to Country | 0 | - | 4.96 | 126,765 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,052 |
| European Capitals by Map | 0 | - | 4.99 | 139,654 |
| African Capitals by Map | 0 | - | 4.99 | 134,052 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,555 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,207 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,540 |
| European Coastal Capitals | 0 | - | 4.95 | 90,722 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,634 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,492 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,300 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,883 |
| Random Europe Capitals Mystery Route | 0 | - | 4.98 | 82,574 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,102 |
| Miami City Trivia | 0 | - | 4.60 | 11,240 |
| Dallas City Trivia | 0 | - | 4.46 | 6,840 |
| World Capitals Quiz | 0 | - | 5.00 | 5,079,645 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,046 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,756 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,248 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,967 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,568 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 33,988 |
| U.S. State Capitals in the Answer | 0 | - | 4.77 | 35,635 |
| Los Angeles City Quiz | 0 | - | 4.15 | 30,738 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,580 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 209,240 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,222 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,716 |
| Official Cities in the UK | 0 | - | 4.89 | 284,212 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,419 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,597 |
| Every City in Colorado on a Map | 0 | - | 4.49 | 13,314 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,949 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,262 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,578 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,135 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,423 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,934 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,241 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,486 |
| Europe Capitals Mystery Route | 0 | - | 4.97 | 55,115 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,355 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.45 | 10,638 |
| Neighborhoods of New York City | 0 | - | 4.37 | 30,454 |
| California Cities Map Quiz | 0 | - | 4.50 | 87,997 |
| U.S. States that Border Canada | 0 | - | 4.91 | 185,253 |
| U.S. Cities With The Most Top Census Appearances | 0 | - | 4.68 | 11,218 |
| Capitals of the Stans | 0 | - | 4.95 | 26,882 |
| Every City in Texas on a Map | 0 | - | 4.37 | 15,452 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,603 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,283 |
| Name a City - U.S. States | 0 | - | 4.41 | 26,738 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 148,738 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,780 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,588,911 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,189 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,563 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,238 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,637 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,244 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,072 |
| US States and State Capitals | 0 | - | 4.99 | 163,038 |
| Bay Area or Los Angeles Suburb | 0 | - | 4.40 | 15,053 |
| Which City in California? | 0 | - | 4.56 | 32,051 |
| All About Atlanta | 0 | - | 4.60 | 11,257 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,542,441 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 221,061 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 134,415 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,864 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 159,454 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,443 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 82,577 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,951 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 117,282 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,395 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,383 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,733 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,985 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,825 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,128 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,562 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,735 |
| Random European Capital to Country | 0 | - | 4.98 | 191,070 |
| Random European Country to Capital | 0 | - | 4.93 | 165,288 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,540 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,864 |
| Random African Capital to Country | 0 | - | 4.97 | 100,803 |
| Random African Country to Capital | 0 | - | 4.94 | 71,326 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,504 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,619 |
| US State Capitals - One Minute Sprint | 0 | - | 4.05 | 184,057 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,129 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,219 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,888 |
| U.S. State Capitals with the Least Precipitation | 0 | - | 4.41 | 23,272 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,436 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,612 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 332,664 |
| State Quiz - California | 0 | - | 4.69 | 64,497 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,303 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,845 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 176,089 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,342 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,483 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,296 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.64 | 55,529 |
| Find the City #1 | 0 | - | 4.97 | 42,882 |
| Every City in Oregon on a Map | 0 | - | 4.27 | 10,667 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,430 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,492 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,604 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,367 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,183 |
| Countries by Capital City | 0 | - | 5.00 | 68,491 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,275 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,749 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,822 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,025 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,318 |
| Moved Capital Cities | 0 | - | 4.96 | 74,284 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,892 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,040 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,848 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,610 |
| Which City in Europe? | 0 | - | 4.83 | 107,491 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,579 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,208 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,683,677 |
| Draw All US State Borders - Extreme | 0 | - | 4.99 | 78,650 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,392,842 |
| California True or False? | 0 | - | 4.62 | 35,324 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,983 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.94 | 51,856 |
| North American Sports Cities | 0 | - | 4.83 | 172,530 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,364 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,793 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,573 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,476 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,465 |
| Name a Valid World City | 0 | - | 4.83 | 71,357 |
| Cities by Former Name | 0 | - | 4.83 | 91,646 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,443 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,715 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,316 |
| World Capitals by Map | 0 | - | 5.00 | 287,127 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,402 |
| Random Capital to Country | 0 | - | 4.99 | 2,593,210 |
| Random Country to Capital | 0 | - | 4.98 | 921,777 |
| World Capitals Mystery Route | 0 | - | 4.98 | 55,569 |
| Capitals Starting With H | 0 | - | 4.91 | 92,662 |
| Capitals Starting With K | 0 | - | 4.88 | 83,690 |
| Capitals Starting With L | 0 | - | 4.81 | 88,189 |
| Capitals Starting With M | 0 | - | 4.93 | 107,967 |
| Capitals Starting With P | 0 | - | 4.88 | 78,295 |
| Capitals Starting With R | 0 | - | 4.87 | 81,930 |
| Capitals Starting With S | 0 | - | 4.90 | 85,895 |
| Capitals Starting With T | 0 | - | 4.85 | 76,246 |
| Capitals Starting With W | 0 | - | 4.87 | 91,361 |
| Capitals Starting With A | 0 | - | 4.97 | 128,199 |
| Capitals Starting With B | 0 | - | 4.89 | 118,630 |
| Capitals Starting With D | 0 | - | 4.93 | 96,558 |
