| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,699,297 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,469 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 151,123 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,885 |
| Boroughs of New York City | 0 | - | 4.47 | 85,344 |
| Countries Similar to U.S. States by Population | 0 | - | 4.91 | 71,795 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,764 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.63 | 14,746 |
| US States Quiz | 0 | - | 5.00 | 17,002,947 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,083 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,139 |
| ALL California Cities | 0 | - | 4.37 | 43,254 |
| Random U.S. City to State | 0 | - | 4.45 | 76,938 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,134 |
| Name a City - European Countries | 0 | - | 4.89 | 66,226 |
| Every City in Arizona on a Map | 0 | - | 4.51 | 9,605 |
| Every City in Alabama on a Map | 0 | - | 4.74 | 8,669 |
| Every City in New York on the Map | 0 | - | 4.43 | 11,936 |
| Africa Capitals Quiz | 0 | - | 4.99 | 744,179 |
| Asia Capitals Quiz | 0 | - | 4.98 | 699,140 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,470 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,805 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,133 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,060 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,748 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,345 |
| Draw All US State Borders | 0 | - | 4.99 | 141,081 |
| Most Common Immigrant Origin by U.S. State | 0 | - | 4.91 | 68,396 |
| US States with an Empty Map | 0 | - | 5.00 | 628,937 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 97,215 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,343 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 134,438 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,748 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,541 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,131 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,748 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,508 |
| Europe Capital to Country | 0 | - | 4.99 | 252,222 |
| Asia Capital to Country | 0 | - | 4.96 | 127,598 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,055 |
| European Capitals by Map | 0 | - | 4.99 | 142,225 |
| African Capitals by Map | 0 | - | 4.99 | 142,309 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,968 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,937 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,229 |
| European Coastal Capitals | 0 | - | 4.95 | 91,356 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,214 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,832 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,868 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,190 |
| Random Europe Capitals Mystery Route | 0 | - | 4.98 | 83,779 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,251 |
| Miami City Trivia | 0 | - | 4.60 | 11,269 |
| Dallas City Trivia | 0 | - | 4.46 | 6,870 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,596 |
| World Capitals Quiz | 0 | - | 5.00 | 5,108,386 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,140 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,878 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,432 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 37,106 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,732 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 34,082 |
| U.S. State Capitals in the Answer | 0 | - | 4.77 | 35,816 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 50,147 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,615 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,895 |
| U.S. City Nicknames | 0 | - | 4.26 | 103,864 |
| Official Cities in the UK | 0 | - | 4.89 | 286,434 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,495 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 27,141 |
| Every City in Colorado on a Map | 0 | - | 4.49 | 13,555 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 14,274 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,335 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,274 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,621 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,173 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,419 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,606 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,988 |
| Europe Capitals Mystery Route | 0 | - | 4.97 | 55,720 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,738 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.45 | 10,680 |
| Neighborhoods of New York City | 0 | - | 4.38 | 30,597 |
| U.S. States that Border Canada | 0 | - | 4.91 | 186,776 |
| U.S. Cities With The Most Top Census Appearances | 0 | - | 4.68 | 11,407 |
| Capitals of the Stans | 0 | - | 4.95 | 27,173 |
| Every City in Texas on a Map | 0 | - | 4.37 | 16,172 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,708 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,984 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,388 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,889 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,600,338 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,710 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,682 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,588 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,674 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.41 | 32,315 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,119 |
| US States and State Capitals | 0 | - | 4.99 | 165,521 |
| All About Atlanta | 0 | - | 4.60 | 11,293 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,556,390 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 222,526 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 135,659 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,176 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 160,115 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 48,081 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 84,740 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,492 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 118,274 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,953 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,612 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,862 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,230 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,935 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,326 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,831 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,104 |
| Random European Capital to Country | 0 | - | 4.98 | 192,199 |
| Random European Country to Capital | 0 | - | 4.93 | 165,960 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,008 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,479 |
| Random African Capital to Country | 0 | - | 4.97 | 101,384 |
| Random African Country to Capital | 0 | - | 4.95 | 71,777 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,680 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,678 |
| US State Capitals - One Minute Sprint | 0 | - | 4.05 | 184,819 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,782 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,323 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,945 |
| U.S. State Capitals with the Least Precipitation | 0 | - | 4.41 | 23,310 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,390 |
| Los Angeles City Quiz | 0 | - | 4.15 | 30,774 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,828 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 335,633 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,869 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,689 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 178,249 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,366 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 139,026 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,456 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.64 | 55,936 |
| Find the City #1 | 0 | - | 4.97 | 43,368 |
| Every City in Oregon on a Map | 0 | - | 4.27 | 10,833 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,414 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,006 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,250 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,282 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,207 |
| Countries by Capital City | 0 | - | 5.00 | 69,463 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,900 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,264 |
| World Capitals by Proximity | 0 | - | 4.91 | 334,031 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,173 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,848 |
| Moved Capital Cities | 0 | - | 4.96 | 74,676 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,279 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,391 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,442 |
| World Capitals with a Unique First Letter | 0 | - | 4.83 | 75,826 |
| Bay Area or Los Angeles Suburb | 0 | - | 4.40 | 15,113 |
| Which City in Europe? | 0 | - | 4.83 | 107,913 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,272 |
| Michigan Cities Map Quiz | 0 | - | 4.45 | 21,166 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,409 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,693,714 |
| Draw All US State Borders - Extreme | 0 | - | 4.99 | 79,355 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,398,879 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,490 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.94 | 52,479 |
| North American Sports Cities | 0 | - | 4.82 | 173,190 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,575 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,949 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,646 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,976 |
| Name a City - U.S. States | 0 | - | 4.40 | 30,754 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,579 |
| Name a Valid World City | 0 | - | 4.85 | 72,031 |
| Cities by Former Name | 0 | - | 4.83 | 92,090 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,935 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,998 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,877 |
| World Capitals by Map | 0 | - | 5.00 | 289,575 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,849 |
| Random Capital to Country | 0 | - | 4.99 | 2,602,301 |
| Random Country to Capital | 0 | - | 4.98 | 928,751 |
| World Capitals Mystery Route | 0 | - | 4.98 | 56,076 |
| Bordering Countries Whose Capitals Are Furthest Apart | 0 | - | 4.99 | 51,300 |
| Capitals Starting With H | 0 | - | 4.91 | 93,367 |
| Capitals Starting With K | 0 | - | 4.88 | 84,441 |
| Capitals Starting With M | 0 | - | 4.94 | 109,233 |
| Capitals Starting With P | 0 | - | 4.88 | 79,037 |
| Capitals Starting With R | 0 | - | 4.88 | 82,535 |
| Capitals Starting With S | 0 | - | 4.90 | 86,606 |
| Capitals Starting With T | 0 | - | 4.86 | 76,869 |
| Capitals Starting With W | 0 | - | 4.87 | 91,754 |
| Capitals Starting With A | 0 | - | 4.97 | 129,155 |
| Capitals Starting With B | 0 | - | 4.89 | 119,553 |
| Capitals Starting With D | 0 | - | 4.94 | 97,244 |
| U.S. State Capitals Furthest from the State Border | 0 | - | 4.19 | 18,035 |
| Which City in California? | 0 | - | 4.56 | 32,163 |
