| Random State Capital to U.S. State | 0 | - | 4.84 | 89,193 |
| US States and State Capitals | 0 | - | 4.99 | 163,357 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,213 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,677 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,489 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,533 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,843 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,156 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,972 |
| Which City in Canada? | 0 | - | 4.83 | 57,132 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,692,352 |
| Africa Capitals Quiz | 0 | - | 4.99 | 739,472 |
| Asia Capitals Quiz | 0 | - | 4.98 | 694,429 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,721 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,045 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,254 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,960 |
| Name a City - European Countries | 0 | - | 4.90 | 65,574 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,285 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,179 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 507,664 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 110,916 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,346 |
| Europe Capital to Country | 0 | - | 4.99 | 250,788 |
| Asia Capital to Country | 0 | - | 4.96 | 126,837 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,155 |
| European Capitals by Map | 0 | - | 4.99 | 139,854 |
| African Capitals by Map | 0 | - | 4.99 | 134,108 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,603 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,266 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,595 |
| European Coastal Capitals | 0 | - | 4.95 | 90,776 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,656 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,723 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,448 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,904 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,762 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,266 |
| U.S. State Capitals in the Answer | 0 | - | 4.77 | 35,653 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,636 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,728 |
| Official Cities in the UK | 0 | - | 4.89 | 284,405 |
| Every City in Arizona on a Map | 0 | - | 4.51 | 9,399 |
| Every City in Colorado on a Map | 0 | - | 4.49 | 13,331 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,963 |
| Every City in Alabama on a Map | 0 | - | 4.73 | 8,520 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,507 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.61 | 14,653 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,340 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,482 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,185 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,999 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,272 |
| Europe Capitals Mystery Route | 0 | - | 4.97 | 55,161 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,385 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,738 |
| U.S. State Flags | 0 | - | 4.88 | 171,203 |
| U.S. States that Border Canada | 0 | - | 4.91 | 185,447 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,609 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,347 |
| Name a City - U.S. States | 0 | - | 4.41 | 26,748 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,100 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,651 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,638 |
| World Capitals Quiz | 0 | - | 5.00 | 5,082,345 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,221 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,655 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,279 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,876 |
| Smaller U.S. Cities You May Know #1 | 0 | - | 4.45 | 19,722 |
| Miami City Trivia | 0 | - | 4.60 | 11,242 |
| All About Atlanta | 0 | - | 4.60 | 11,261 |
| Las Vegas City Trivia | 0 | - | 4.52 | 13,782 |
| Dallas City Trivia | 0 | - | 4.46 | 6,841 |
| New York Cities Map Quiz | 0 | - | 4.55 | 42,258 |
| U.S. States Closest to Tokyo | 0 | - | 4.89 | 60,729 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 89,167 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,543,778 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 221,233 |
| Category Elimination - U.S. States #2 | 0 | - | 4.83 | 134,550 |
| Capitals of the Stans | 0 | - | 4.95 | 26,902 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,590,156 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,582 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,764 |
| Random European Capital to Country | 0 | - | 4.98 | 191,170 |
| Random European Country to Capital | 0 | - | 4.93 | 165,351 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,574 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,921 |
| Random African Capital to Country | 0 | - | 4.97 | 100,851 |
| Random African Country to Capital | 0 | - | 4.94 | 71,352 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,522 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,625 |
| US State Capitals - One Minute Sprint | 0 | - | 4.05 | 184,205 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 33,991 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,227 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,899 |
| U.S. State Capitals with the Least Precipitation | 0 | - | 4.41 | 23,278 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,501 |
| Which City in the United States? | 0 | - | 4.21 | 57,047 |
| California... or Florida? | 0 | - | 4.60 | 51,629 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,361 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,939 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 176,297 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,406 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,795 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,765 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,009 |
| Random U.S. City to State | 0 | - | 4.45 | 76,479 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.93 | 124,148 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,148 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,321 |
| Every City in Oregon on a Map | 0 | - | 4.27 | 10,675 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,845 |
| World Capitals by Proximity | 0 | - | 4.91 | 332,024 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,038 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,916 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,066 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,898 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.45 | 10,639 |
| Which City in Europe? | 0 | - | 4.83 | 107,535 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,684,761 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,393,484 |
| Every City in Texas on a Map | 0 | - | 4.37 | 15,468 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 114,552 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,804 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,414 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,576 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.64 | 55,574 |
| Find the City #1 | 0 | - | 4.97 | 42,928 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,494 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,524 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,648 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,455 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,262 |
| Countries by Capital City | 0 | - | 5.00 | 68,595 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,346 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,788 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,373 |
| Moved Capital Cities | 0 | - | 4.96 | 74,324 |
| Random Capital to Country | 0 | - | 4.99 | 2,594,136 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,624 |
| Random Country to Capital | 0 | - | 4.98 | 922,455 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,124 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,073 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,800 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,717 |
| Which City in California? | 0 | - | 4.56 | 32,061 |
| Boroughs of New York City | 0 | - | 4.47 | 84,699 |
| Seattle City Trivia | 0 | - | 4.20 | 26,455 |
| Los Angeles City Quiz | 0 | - | 4.15 | 30,742 |
| Philadelphia Trivia | 0 | - | 4.26 | 22,031 |
| New Orleans City Trivia | 0 | - | 4.09 | 20,178 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,536 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,235 |
| California Cities Map Quiz | 0 | - | 4.50 | 88,032 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,925 |
| Rivers of the United States | 0 | - | 4.93 | 66,306 |
| Win the U.S. Presidential Election | 0 | - | 4.78 | 629,617 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,960 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,038 |
| North American Sports Cities | 0 | - | 4.83 | 172,609 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,379 |
| Cities in European History #1 | 0 | - | 4.63 | 134,176 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,380 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,789 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,903 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,148 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,455 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,521 |
| Cities in Squares on a Map - Europe | 0 | - | 4.70 | 53,981 |
| Name a Valid World City | 0 | - | 4.83 | 71,422 |
| Cities by Former Name | 0 | - | 4.83 | 91,694 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,467 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,740 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,545 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,369 |
| World Capitals by Map | 0 | - | 5.00 | 287,314 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,442 |
| All First Level Subdivision Capitals | 0 | - | 4.81 | 15,173 |
| World Capitals Mystery Route | 0 | - | 4.98 | 55,610 |
| Capitals Starting With H | 0 | - | 4.91 | 92,699 |
| Capitals Starting With K | 0 | - | 4.88 | 83,745 |
| Capitals Starting With L | 0 | - | 4.81 | 88,229 |
| Capitals Starting With M | 0 | - | 4.93 | 108,026 |
| Capitals Starting With P | 0 | - | 4.88 | 78,329 |
| Capitals Starting With R | 0 | - | 4.87 | 81,963 |
| Capitals Starting With S | 0 | - | 4.90 | 85,934 |
| Capitals Starting With T | 0 | - | 4.84 | 76,290 |
| Capitals Starting With W | 0 | - | 4.87 | 91,385 |
| Capitals Starting With A | 0 | - | 4.97 | 128,257 |
| Capitals Starting With B | 0 | - | 4.89 | 118,680 |
| Capitals Starting With D | 0 | - | 4.93 | 96,607 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,109 |
| U.S. State Capitals with the Most Precipitation | 0 | - | 4.20 | 12,766 |
| Bay Area or Los Angeles Suburb | 0 | - | 4.40 | 15,057 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,413 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,394 |
| Which City in Latin America? | 0 | - | 4.63 | 47,061 |
| New York City A-Z | 0 | - | 4.18 | 32,324 |
| Countries that Visit Florida the Most | 0 | - | 4.70 | 72,409 |
