| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,670 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,701,229 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 151,455 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 90,054 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,233 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,278 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,465 |
| Countries Similar to U.S. States by Population | 0 | - | 4.91 | 72,016 |
| US States Quiz | 0 | - | 5.00 | 17,031,700 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 126,107 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,757 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,305 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,385 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,538 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,731 |
| Random U.S. City to State | 0 | - | 4.45 | 77,068 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,897 |
| Name a City - European Countries | 0 | - | 4.89 | 66,459 |
| Africa Capitals Quiz | 0 | - | 4.99 | 745,471 |
| Asia Capitals Quiz | 0 | - | 4.98 | 700,454 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,656 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,962 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,693 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,355 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,960 |
| U.S. State Capitals with the Least Precipitation | 0 | - | 4.41 | 23,323 |
| Boroughs of New York City | 0 | - | 4.47 | 85,457 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,161 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,237 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,872 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,391 |
| Draw All US State Borders | 0 | - | 4.99 | 141,712 |
| Most Common Immigrant Origin by U.S. State | 0 | - | 4.91 | 68,733 |
| US States with an Empty Map | 0 | - | 5.00 | 629,862 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 97,469 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,495 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 134,679 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,819 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,748 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,432 |
| ALL California Cities | 0 | - | 4.37 | 43,297 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,926 |
| Europe Capital to Country | 0 | - | 4.99 | 252,724 |
| Asia Capital to Country | 0 | - | 4.96 | 127,747 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,381 |
| European Capitals by Map | 0 | - | 4.99 | 142,720 |
| African Capitals by Map | 0 | - | 4.99 | 142,716 |
| Asian Capitals by Map | 0 | - | 4.98 | 64,178 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 93,188 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,445 |
| European Coastal Capitals | 0 | - | 4.95 | 91,547 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,295 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 273,506 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 226,851 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,558 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,270 |
| Random Europe Capitals Mystery Route | 0 | - | 4.98 | 84,250 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.41 | 32,345 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,291 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.52 | 66,777 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 139,121 |
| World Capitals Quiz | 0 | - | 5.00 | 5,117,069 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,894 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 37,137 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,778 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 34,105 |
| U.S. State Capitals in the Answer | 0 | - | 4.77 | 35,869 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 50,332 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,971 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 93,043 |
| U.S. City Nicknames | 0 | - | 4.26 | 103,900 |
| Official Cities in the UK | 0 | - | 4.89 | 287,067 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,521 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,518 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,639 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 27,302 |
| Every City in Arizona on a Map | 0 | - | 4.53 | 9,656 |
| Every City in Colorado on a Map | 0 | - | 4.49 | 13,595 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 14,383 |
| Every City in Alabama on a Map | 0 | - | 4.74 | 8,725 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,842 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.63 | 14,781 |
| Every City in New York on the Map | 0 | - | 4.43 | 11,971 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,832 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,402 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,761 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,392 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,534 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,705 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,590 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 62,105 |
| World Capitals in the Answer | 0 | - | 4.94 | 77,849 |
| Europe Capitals Mystery Route | 0 | - | 4.97 | 55,899 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,855 |
| U.S. State Capitals with the Most Precipitation | 0 | - | 4.20 | 12,804 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,831 |
| U.S. States that Border Canada | 0 | - | 4.91 | 187,180 |
| European Cities... in Texas | 0 | - | 4.53 | 12,623 |
| U.S. Cities With The Most Top Census Appearances | 0 | - | 4.68 | 11,475 |
| Capitals of the Stans | 0 | - | 4.95 | 27,263 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,731 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 71,171 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 152,053 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,780 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,603,445 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,873 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 134,602 |
| Name a Valid European Capital | 0 | - | 4.95 | 154,099 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 81,608 |
| Click a Valid World Capital A-Z | 0 | - | 4.82 | 91,924 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,690 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,138 |
| US States and State Capitals | 0 | - | 4.99 | 166,175 |
| Miami City Trivia | 0 | - | 4.60 | 11,277 |
| All About Atlanta | 0 | - | 4.60 | 11,307 |
| Dallas City Trivia | 0 | - | 4.46 | 6,879 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 194,138 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 128,036 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,839 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,559,473 |
| U.S. States by Hottest Recorded Temperature | 0 | - | 4.36 | 57,585 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 222,880 |
| Category Elimination - U.S. States #2 | 0 | - | 4.83 | 135,939 |
| U.S. States with the Coldest Hottest Recorded Temperature | 0 | - | 4.47 | 16,032 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 160,291 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 48,244 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 85,072 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,666 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 118,532 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 63,086 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,679 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 152,026 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,613 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,308 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,949 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,684 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,367 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,186 |
| Name a World Capital A-Z | 0 | - | 5.00 | 177,420 |
| Random European Capital to Country | 0 | - | 4.98 | 192,421 |
| Random European Country to Capital | 0 | - | 4.93 | 166,131 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,151 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,630 |
| Random African Capital to Country | 0 | - | 4.97 | 101,549 |
| Random African Country to Capital | 0 | - | 4.94 | 71,930 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,721 |
| US State Capitals - One Minute Sprint | 0 | - | 4.04 | 185,093 |
| Random U.S. State Capitals on a Map | 0 | - | 4.93 | 105,091 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,579 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,898 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 336,547 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 54,948 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.48 | 53,146 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,735 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,796 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.54 | 65,080 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,858 |
| European Capitals by Airport Code | 0 | - | 4.93 | 37,034 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 192,088 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,882 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 178,845 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,587 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,496 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.64 | 56,083 |
| Find the City #1 | 0 | - | 4.97 | 43,466 |
| Every City in Oregon on a Map | 0 | - | 4.27 | 10,871 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,642 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,134 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,410 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,534 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,499 |
| Countries by Capital City | 0 | - | 5.00 | 69,721 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 78,243 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,407 |
| World Capitals by Proximity | 0 | - | 4.91 | 334,646 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,224 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 85,015 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 66,064 |
| Moved Capital Cities | 0 | - | 4.96 | 74,764 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,363 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,470 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,612 |
| World Capitals with a Unique First Letter | 0 | - | 4.83 | 75,883 |
| Most Guessed US State Capitals | 0 | - | 4.37 | 24,768 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.45 | 10,691 |
| U.S. State Capital Superlatives - Top 2 | 0 | - | 4.36 | 21,847 |
| Which City in Europe? | 0 | - | 4.83 | 108,039 |
| Neighborhoods of New York City | 0 | - | 4.38 | 30,626 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,457 |
| 10 Longest Rivers in the United States | 0 | - | 4.86 | 39,477 |
| US States by Borders in 30 Seconds | 0 | - | 4.69 | 2,696,646 |
| Draw All US State Borders - Extreme | 0 | - | 4.99 | 79,559 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,400,446 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,484 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.48 | 37,213 |
| U.S. States by Unofficial Motto | 0 | - | 4.47 | 23,247 |
| Every City in Texas on a Map | 0 | - | 4.37 | 16,272 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,615 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.94 | 52,631 |
| North American Sports Cities | 0 | - | 4.82 | 173,356 |
