| US States and State Capitals | 0 | - | 4.99 | 165,663 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,791 |
| U.S. State Capitals Closest to the Mississippi River | 0 | - | 4.86 | 18,487 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,127 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,246 |
| Which City in Canada? | 0 | - | 4.83 | 57,385 |
| Seattle City Trivia | 0 | - | 4.22 | 26,566 |
| U.S. States Closest to Tokyo | 0 | - | 4.89 | 61,374 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,699,631 |
| Africa Capitals Quiz | 0 | - | 4.99 | 744,513 |
| Asia Capitals Quiz | 0 | - | 4.98 | 699,391 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,093 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,511 |
| Name a City - European Countries | 0 | - | 4.89 | 66,268 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,769 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,351 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,976 |
| Las Vegas City Trivia | 0 | - | 4.52 | 13,812 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 510,503 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,575 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,185 |
| Europe Capital to Country | 0 | - | 4.99 | 252,310 |
| Asia Capital to Country | 0 | - | 4.96 | 127,624 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,120 |
| European Capitals by Map | 0 | - | 4.99 | 142,309 |
| African Capitals by Map | 0 | - | 4.99 | 142,388 |
| Asian Capitals by Map | 0 | - | 4.98 | 64,017 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,990 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,272 |
| European Coastal Capitals | 0 | - | 4.95 | 91,396 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,235 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,983 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,997 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,203 |
| Random Europe Capitals Mystery Route | 0 | - | 4.98 | 83,866 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 151,199 |
| Official Cities in the UK | 0 | - | 4.89 | 286,559 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 14,287 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,283 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,466 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,299 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,648 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,211 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,441 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,625 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 62,007 |
| Europe Capitals Mystery Route | 0 | - | 4.97 | 55,756 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,758 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,909 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,777 |
| U.S. State Flags | 0 | - | 4.89 | 173,179 |
| Hawaiian Islands | 0 | - | 4.83 | 42,976 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,537 |
| Random U.S. States Mouse Hunt! | 0 | - | 4.95 | 195,246 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,710 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 71,020 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,531 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 27,183 |
| World Capitals Quiz | 0 | - | 5.00 | 5,109,979 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,729 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,758 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,613 |
| U.S. State Capitals Closest to the Great Lakes | 0 | - | 4.67 | 21,179 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 39,163 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,293 |
| Smaller U.S. Cities You May Know #1 | 0 | - | 4.45 | 19,784 |
| Boroughs of New York City | 0 | - | 4.47 | 85,358 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,143 |
| Click a Valid US State A-Z | 0 | - | 4.91 | 119,475 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 89,800 |
| Capitals of the Stans | 0 | - | 4.95 | 27,191 |
| ALL California Cities | 0 | - | 4.37 | 43,261 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,600,923 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,514 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,860 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,127 |
| Random European Capital to Country | 0 | - | 4.98 | 192,246 |
| Random European Country to Capital | 0 | - | 4.93 | 165,987 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,052 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,512 |
| Random African Capital to Country | 0 | - | 4.97 | 101,402 |
| Random African Country to Capital | 0 | - | 4.95 | 71,802 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,434 |
| Which City in the United States? | 0 | - | 4.21 | 57,196 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.82 | 56,351 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,894 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,720 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 178,355 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,627 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,899 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 139,045 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,250 |
| Random U.S. City to State | 0 | - | 4.45 | 76,967 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,332 |
| Every City in Arizona on a Map | 0 | - | 4.53 | 9,614 |
| Every City in Colorado on a Map | 0 | - | 4.49 | 13,563 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,463 |
| Every City in Alabama on a Map | 0 | - | 4.74 | 8,675 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,790 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.63 | 14,749 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,160 |
| World Capitals by Proximity | 0 | - | 4.91 | 334,141 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,187 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,295 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,405 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,476 |
| Which City in Europe? | 0 | - | 4.83 | 107,937 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,809 |
| U.S. States Closest to Moscow | 0 | - | 4.50 | 48,269 |
| Countries Similar to U.S. States by Population | 0 | - | 4.91 | 71,840 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.98 | 119,180 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,954 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,411 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,652 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,583 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,751 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.64 | 55,969 |
| Find the City #1 | 0 | - | 4.97 | 43,394 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,463 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,025 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,275 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,334 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,250 |
| Countries by Capital City | 0 | - | 5.00 | 69,516 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,966 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,285 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,884 |
| Moved Capital Cities | 0 | - | 4.96 | 74,693 |
| Random Capital to Country | 0 | - | 4.99 | 2,602,818 |
| World Capitals with a Unique First Letter | 0 | - | 4.83 | 75,836 |
| Random Country to Capital | 0 | - | 4.98 | 929,148 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 114,627 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,177 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,897 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,806 |
| Miami City Trivia | 0 | - | 4.60 | 11,270 |
| All About Atlanta | 0 | - | 4.60 | 11,294 |
| Dallas City Trivia | 0 | - | 4.46 | 6,873 |
| Win the U.S. Presidential Election | 0 | - | 4.78 | 636,355 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,428 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,516 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.94 | 52,523 |
| North American Sports Cities | 0 | - | 4.82 | 173,212 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,584 |
| Cities in European History #1 | 0 | - | 4.63 | 134,675 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,464 |
| European Cities by Map #1 | 0 | - | 4.69 | 55,902 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,958 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,228 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,596 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,732 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,995 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,543 |
| Name a Valid World City | 0 | - | 4.85 | 72,052 |
| Cities by Former Name | 0 | - | 4.83 | 92,121 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,957 |
| Nearest Capital City #1 | 0 | - | 4.83 | 58,011 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,883 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,907 |
| World Capitals by Map | 0 | - | 5.00 | 289,694 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,871 |
| All First Level Subdivision Capitals | 0 | - | 4.82 | 15,272 |
| World Capitals Mystery Route | 0 | - | 4.98 | 56,095 |
| Bordering Countries Whose Capitals Are Furthest Apart | 0 | - | 4.99 | 51,320 |
| Capitals Starting With H | 0 | - | 4.91 | 93,388 |
| Capitals Starting With K | 0 | - | 4.88 | 84,464 |
| Capitals Starting With M | 0 | - | 4.94 | 109,278 |
| Capitals Starting With P | 0 | - | 4.88 | 79,068 |
| Capitals Starting With R | 0 | - | 4.88 | 82,557 |
| Capitals Starting With S | 0 | - | 4.90 | 86,642 |
| Capitals Starting With T | 0 | - | 4.86 | 76,892 |
| Capitals Starting With W | 0 | - | 4.87 | 91,771 |
| Capitals Starting With A | 0 | - | 4.97 | 129,193 |
| Capitals Starting With B | 0 | - | 4.89 | 119,582 |
| Capitals Starting With D | 0 | - | 4.94 | 97,270 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.41 | 32,320 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,263 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.45 | 10,681 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,445 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,823 |
| Which City in Latin America? | 0 | - | 4.63 | 47,161 |
| Washington Counties | 0 | - | 4.75 | 27,178 |
| U.S. States that Border Canada | 0 | - | 4.91 | 186,838 |
| Single Vowel Capitals | 0 | - | 4.83 | 14,748 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,357 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,743 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,290 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 195,112 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.93 | 104,991 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,932 |
| U.S. City Nicknames | 0 | - | 4.26 | 103,878 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,804 |
| Westernmost Cities in the U.S. | 0 | - | 4.37 | 16,502 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,770 |
| North America Cities by Map | 0 | - | 4.41 | 47,960 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,992 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,619 |
| Random European City to Country | 0 | - | 4.69 | 118,501 |
| Random Asian City to Country | 0 | - | 4.56 | 44,626 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,741 |
