| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,700,403 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,599 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 151,350 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,988 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,767 |
| Dallas City Trivia | 0 | - | 4.46 | 6,875 |
| Boroughs of New York City | 0 | - | 4.47 | 85,401 |
| Countries Similar to U.S. States by Population | 0 | - | 4.91 | 71,948 |
| US States Quiz | 0 | - | 5.00 | 17,020,491 |
| European Cities... in Texas | 0 | - | 4.53 | 12,609 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,267 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,427 |
| ALL California Cities | 0 | - | 4.37 | 43,283 |
| Random U.S. City to State | 0 | - | 4.45 | 77,017 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,205 |
| Every City in Arizona on a Map | 0 | - | 4.53 | 9,631 |
| Every City in Alabama on a Map | 0 | - | 4.74 | 8,707 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,817 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.63 | 14,761 |
| Every City in New York on the Map | 0 | - | 4.43 | 11,951 |
| Africa Capitals Quiz | 0 | - | 4.99 | 745,040 |
| Asia Capitals Quiz | 0 | - | 4.98 | 699,956 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,582 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,822 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,150 |
| US States with an Empty Map | 0 | - | 5.00 | 629,528 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,191 |
| Name a City - European Countries | 0 | - | 4.89 | 66,376 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,834 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,377 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.41 | 32,330 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,278 |
| Miami City Trivia | 0 | - | 4.60 | 11,274 |
| Draw All US State Borders | 0 | - | 4.99 | 141,491 |
| Most Common Immigrant Origin by U.S. State | 0 | - | 4.91 | 68,580 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 97,372 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,446 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 134,576 |
| Every City in Texas on a Map | 0 | - | 4.37 | 16,225 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,799 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,671 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,341 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,520 |
| Europe Capital to Country | 0 | - | 4.99 | 252,565 |
| Asia Capital to Country | 0 | - | 4.96 | 127,690 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,274 |
| European Capitals by Map | 0 | - | 4.99 | 142,509 |
| African Capitals by Map | 0 | - | 4.99 | 142,597 |
| Asian Capitals by Map | 0 | - | 4.98 | 64,111 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 93,119 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,379 |
| European Coastal Capitals | 0 | - | 4.95 | 91,486 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,266 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 273,260 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 226,277 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,241 |
| Random Europe Capitals Mystery Route | 0 | - | 4.98 | 84,087 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,892 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,452 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 37,128 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,762 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 34,099 |
| U.S. State Capitals in the Answer | 0 | - | 4.77 | 35,843 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 50,253 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,837 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,980 |
| U.S. City Nicknames | 0 | - | 4.26 | 103,890 |
| Official Cities in the UK | 0 | - | 4.89 | 286,839 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,607 |
| Every City in Colorado on a Map | 0 | - | 4.49 | 13,581 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 14,345 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,596 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,640 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,363 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,716 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,315 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,487 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,660 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 62,058 |
| Europe Capitals Mystery Route | 0 | - | 4.97 | 55,828 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,813 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.45 | 10,688 |
| U.S. States that Border Canada | 0 | - | 4.91 | 187,028 |
| U.S. Cities With The Most Top Census Appearances | 0 | - | 4.68 | 11,454 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,720 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 71,114 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,512 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,790 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,911 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 27,253 |
| World Capitals Quiz | 0 | - | 5.00 | 5,113,565 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,788 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,959 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,682 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,684 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,134 |
| US States and State Capitals | 0 | - | 4.99 | 165,965 |
| Neighborhoods of New York City | 0 | - | 4.38 | 30,610 |
| Los Angeles City Quiz | 0 | - | 4.15 | 30,789 |
| All About Atlanta | 0 | - | 4.60 | 11,298 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,558,187 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 222,719 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 135,800 |
| State Quiz - Texas | 0 | - | 4.43 | 63,292 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,212 |
| Capitals of the Stans | 0 | - | 4.95 | 27,227 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 160,224 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 48,176 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 84,968 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,608 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 118,436 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 63,038 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,941 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,602,197 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,934 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,164 |
| Random European Capital to Country | 0 | - | 4.98 | 192,344 |
| Random European Country to Capital | 0 | - | 4.93 | 166,073 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,086 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,572 |
| Random African Capital to Country | 0 | - | 4.97 | 101,472 |
| Random African Country to Capital | 0 | - | 4.94 | 71,881 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,701 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,686 |
| US State Capitals - One Minute Sprint | 0 | - | 4.04 | 184,961 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,859 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,339 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,953 |
| U.S. State Capitals with the Least Precipitation | 0 | - | 4.41 | 23,319 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,512 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,857 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 336,177 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,977 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,810 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 178,619 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,654 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,976 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 139,091 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,284 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,345 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,477 |
| Every City in Oregon on a Map | 0 | - | 4.27 | 10,856 |
| World Capitals by Proximity | 0 | - | 4.91 | 334,408 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,202 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,318 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,436 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,563 |
| Bay Area or Los Angeles Suburb | 0 | - | 4.40 | 15,128 |
| Which City in Europe? | 0 | - | 4.83 | 107,998 |
| Which City in Texas? | 0 | - | 4.45 | 25,179 |
| Houston City Trivia | 0 | - | 3.93 | 10,486 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,383 |
| Texas Cities Map Quiz | 0 | - | 4.38 | 81,687 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,451 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,695,563 |
| Draw All US State Borders - Extreme | 0 | - | 4.99 | 79,463 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,399,874 |
| Texas True or False? | 0 | - | 4.51 | 39,607 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,971 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,503 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,666 |
| Name a City - U.S. States | 0 | - | 4.40 | 30,906 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,604 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.64 | 56,027 |
| Find the City #1 | 0 | - | 4.97 | 43,428 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,551 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,082 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,346 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,438 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,372 |
| Countries by Capital City | 0 | - | 5.00 | 69,620 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 78,140 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,351 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,956 |
| Moved Capital Cities | 0 | - | 4.96 | 74,732 |
| Random Capital to Country | 0 | - | 4.99 | 2,604,075 |
| World Capitals with a Unique First Letter | 0 | - | 4.83 | 75,861 |
| Random Country to Capital | 0 | - | 4.98 | 929,945 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 114,664 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,194 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,914 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,820 |
| U.S. State Capitals Furthest from the State Border | 0 | - | 4.19 | 18,039 |
| U.S. State Capitals Closest to the Mississippi River | 0 | - | 4.86 | 18,498 |
| Which City in California? | 0 | - | 4.56 | 32,191 |
| Philadelphia Trivia | 0 | - | 4.26 | 22,086 |
| New Orleans City Trivia | 0 | - | 4.09 | 20,197 |
| Countries Closest to Alaska | 0 | - | 4.93 | 125,283 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,688 |
| Mexico True or False? | 0 | - | 4.89 | 49,052 |
| California Cities Map Quiz | 0 | - | 4.50 | 88,230 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 61,035 |
| New York Cities Map Quiz | 0 | - | 4.55 | 42,397 |
| Rivers of the United States | 0 | - | 4.93 | 66,782 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,978 |
| Longest U.S. State Borders | 0 | - | 4.69 | 40,195 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.64 | 66,164 |
| U.S. License Plates Picture Quiz | 0 | - | 4.61 | 53,185 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,992 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,654 |
