| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,108 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,678,094 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,413 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,244 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,225 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 105,014 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,034 |
| Countries Similar to U.S. States by Population | 0 | - | 4.92 | 69,809 |
| US States Quiz | 0 | - | 5.00 | 16,708,162 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,897 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,687 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,561 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,437 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,797 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,693 |
| Random U.S. City to State | 0 | - | 4.45 | 75,375 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.62 | 34,594 |
| U.S. Cities A-Z by Clue | 0 | - | 4.36 | 39,679 |
| Name a City - European Countries | 0 | - | 4.92 | 64,456 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,508 |
| Asia Capitals Quiz | 0 | - | 4.98 | 686,181 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,503 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,212 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,533 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,067 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,807 |
| Boroughs of New York City | 0 | - | 4.47 | 84,118 |
| Washington D.C. Trivia | 0 | - | 4.44 | 38,745 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,562 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,897 |
| Draw All US State Borders | 0 | - | 4.99 | 133,788 |
| Most Common Immigrant Origin by U.S. State | 0 | - | 4.90 | 64,893 |
| US States with an Empty Map | 0 | - | 5.00 | 619,084 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,773 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,632 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,994 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,165 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,393 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,887 |
| ALL California Cities | 0 | - | 4.37 | 42,823 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,609 |
| Europe Capital to Country | 0 | - | 4.99 | 248,008 |
| Asia Capital to Country | 0 | - | 4.96 | 125,792 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,524 |
| European Capitals by Map | 0 | - | 4.99 | 136,405 |
| African Capitals by Map | 0 | - | 4.99 | 132,235 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,193 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,244 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,666 |
| European Coastal Capitals | 0 | - | 4.95 | 89,807 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,207 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,917 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,931 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,161 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,435 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,931 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.51 | 66,200 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,701 |
| World Capitals Quiz | 0 | - | 5.00 | 5,033,089 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,448 |
| U.S. State Capital Etymology | 0 | - | 4.50 | 36,796 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,344 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,854 |
| U.S. State Capitals in the Answer | 0 | - | 4.77 | 35,379 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 48,622 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,812 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,113 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,481 |
| Official Cities in the UK | 0 | - | 4.89 | 280,698 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,282 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,119 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,486 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,828 |
| Every City in Arizona on a Map | 0 | - | 4.47 | 9,194 |
| Every City in Colorado on a Map | 0 | - | 4.48 | 13,019 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,615 |
| Every City in Alabama on a Map | 0 | - | 4.71 | 8,365 |
| Every City in Michigan on a Map | 0 | - | 4.48 | 9,281 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.63 | 14,553 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,982 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,690 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,442 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,163 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,207 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,738 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,733 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,505 |
| World Capitals in the Answer | 0 | - | 4.94 | 76,329 |
| Europe Capitals Mystery Route | 0 | - | 4.96 | 54,269 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,800 |
| U.S. State Capitals with the Least Precipitation | 0 | - | 4.40 | 23,196 |
| U.S. State Capitals with the Most Precipitation | 0 | - | 4.20 | 12,705 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,630 |
| U.S. States that Border Canada | 0 | - | 4.91 | 182,559 |
| U.S. Cities With The Most Top Census Appearances | 0 | - | 4.67 | 10,844 |
| Capitals of the Stans | 0 | - | 4.95 | 26,431 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,462 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,254 |
| Name a City - U.S. States | 0 | - | 4.41 | 26,538 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,038 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,447 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,571,646 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,425 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 131,566 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,957 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,560 |
| Click a Valid World Capital A-Z | 0 | - | 4.83 | 89,218 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,562 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,155 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.48 | 26,012 |
| US States and State Capitals | 0 | - | 4.99 | 158,672 |
| Miami City Trivia | 0 | - | 4.60 | 11,191 |
| All About Atlanta | 0 | - | 4.60 | 11,206 |
| Dallas City Trivia | 0 | - | 4.46 | 6,778 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,282 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,144 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,510 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,519,411 |
| U.S. States by Hottest Recorded Temperature | 0 | - | 4.36 | 57,190 |
| Category Elimination - U.S. States #1 | 0 | - | 4.87 | 218,631 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,578 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,318 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,484 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,763 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 40,820 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,545 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,559 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,731 |
| 1M Cities by Proximity - United States | 0 | - | 4.55 | 149,745 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,444 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,608 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,636 |
| European Cities with the Biggest Economies | 0 | - | 4.62 | 38,193 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,817 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,108 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,032 |
| Random European Capital to Country | 0 | - | 4.98 | 189,286 |
| Random European Country to Capital | 0 | - | 4.92 | 147,507 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,426 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,459 |
| Random African Capital to Country | 0 | - | 4.97 | 99,748 |
| Random African Country to Capital | 0 | - | 4.94 | 70,245 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,230 |
| US State Capitals - One Minute Sprint | 0 | - | 4.06 | 182,642 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,255 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,810 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 328,153 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.46 | 52,399 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.50 | 40,169 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,284 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,486 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,442 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,566 |
| European Capitals by Airport Code | 0 | - | 4.92 | 35,477 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,321 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,455 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,561 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,828 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,027 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.63 | 54,884 |
| Find the City #1 | 0 | - | 4.97 | 42,139 |
| Every City in Oregon on a Map | 0 | - | 4.27 | 10,447 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,993 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,677 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,630 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,675 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,499 |
| Countries by Capital City | 0 | - | 5.00 | 66,709 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,364 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,933 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,535 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,807 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,432 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,785 |
| Moved Capital Cities | 0 | - | 4.96 | 73,608 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,289 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,648 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,864 |
| Most Guessed US State Capitals | 0 | - | 4.37 | 24,552 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.44 | 10,574 |
| U.S. State Capital Superlatives - Top 2 | 0 | - | 4.36 | 21,695 |
| Which City in Europe? | 0 | - | 4.83 | 106,729 |
| Neighborhoods of New York City | 0 | - | 4.37 | 30,234 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,453 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,818 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,665,236 |
| Draw All US State Borders - Extreme | 0 | - | 4.99 | 77,544 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,380,862 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,201 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.47 | 36,982 |
| U.S. States by Unofficial Motto | 0 | - | 4.47 | 23,004 |
| Every City in Texas on a Map | 0 | - | 4.36 | 14,965 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,140 |
| North American Sports Cities | 0 | - | 4.83 | 170,948 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,928 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,556 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,462 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,764 |
| Name a Valid World City | 0 | - | 4.83 | 70,172 |
| Cities by Former Name | 0 | - | 4.84 | 91,002 |
