| US States and State Capitals | 0 | - | 4.99 | 165,474 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,771 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,059 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,078 |
| Which City in Canada? | 0 | - | 4.83 | 57,368 |
| U.S. State Capitals Closest to the Mississippi River | 0 | - | 4.86 | 18,484 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,699,167 |
| Africa Capitals Quiz | 0 | - | 4.99 | 744,116 |
| Asia Capitals Quiz | 0 | - | 4.98 | 699,071 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,048 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,455 |
| Name a City - European Countries | 0 | - | 4.89 | 66,219 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,724 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,343 |
| Las Vegas City Trivia | 0 | - | 4.52 | 13,810 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 510,318 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,523 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,117 |
| Europe Capital to Country | 0 | - | 4.99 | 252,194 |
| Asia Capital to Country | 0 | - | 4.96 | 127,548 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,040 |
| European Capitals by Map | 0 | - | 4.99 | 142,197 |
| African Capitals by Map | 0 | - | 4.99 | 142,290 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,962 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,919 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,219 |
| European Coastal Capitals | 0 | - | 4.95 | 91,345 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,208 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,817 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,851 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,184 |
| Random Europe Capitals Mystery Route | 0 | - | 4.98 | 83,761 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 151,104 |
| Seattle City Trivia | 0 | - | 4.22 | 26,553 |
| Official Cities in the UK | 0 | - | 4.89 | 286,394 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 14,268 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,094 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,288 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,263 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,609 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,163 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,418 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,600 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,983 |
| Europe Capitals Mystery Route | 0 | - | 4.97 | 55,717 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,735 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,872 |
| U.S. State Flags | 0 | - | 4.89 | 173,058 |
| Hawaiian Islands | 0 | - | 4.83 | 42,959 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,521 |
| Random U.S. States Mouse Hunt! | 0 | - | 4.95 | 195,123 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,707 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,972 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,363 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 27,125 |
| World Capitals Quiz | 0 | - | 5.00 | 5,107,904 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,704 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,664 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,581 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,972 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 39,156 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,289 |
| Smaller U.S. Cities You May Know #1 | 0 | - | 4.45 | 19,778 |
| Boroughs of New York City | 0 | - | 4.47 | 85,341 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,131 |
| Click a Valid US State A-Z | 0 | - | 4.91 | 119,376 |
| U.S. States Closest to Tokyo | 0 | - | 4.89 | 61,329 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 89,763 |
| Capitals of the Stans | 0 | - | 4.95 | 27,160 |
| ALL California Cities | 0 | - | 4.37 | 43,253 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,600,182 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,461 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,828 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,099 |
| Random European Capital to Country | 0 | - | 4.98 | 192,179 |
| Random European Country to Capital | 0 | - | 4.93 | 165,950 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,000 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,465 |
| Random African Capital to Country | 0 | - | 4.97 | 101,373 |
| Random African Country to Capital | 0 | - | 4.95 | 71,772 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,363 |
| Which City in the United States? | 0 | - | 4.21 | 57,182 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.82 | 56,339 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,863 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,678 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 178,223 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,609 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,853 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 139,021 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,226 |
| Random U.S. City to State | 0 | - | 4.45 | 76,936 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,322 |
| Every City in Arizona on a Map | 0 | - | 4.51 | 9,600 |
| Every City in Colorado on a Map | 0 | - | 4.49 | 13,549 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,452 |
| Every City in Alabama on a Map | 0 | - | 4.74 | 8,666 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,760 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.63 | 14,745 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,130 |
| World Capitals by Proximity | 0 | - | 4.91 | 334,005 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,172 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,279 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,389 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,432 |
| Which City in Europe? | 0 | - | 4.83 | 107,911 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,803 |
| Countries Similar to U.S. States by Population | 0 | - | 4.91 | 71,781 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 118,822 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,946 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,354 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,645 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,578 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,746 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.64 | 55,932 |
| Find the City #1 | 0 | - | 4.97 | 43,364 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,397 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,998 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,240 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,269 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,194 |
| Countries by Capital City | 0 | - | 5.00 | 69,450 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,891 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,259 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,840 |
| Moved Capital Cities | 0 | - | 4.96 | 74,671 |
| Random Capital to Country | 0 | - | 4.99 | 2,602,176 |
| World Capitals with a Unique First Letter | 0 | - | 4.83 | 75,822 |
| Random Country to Capital | 0 | - | 4.98 | 928,631 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 114,619 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,172 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,887 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,802 |
| U.S. State Capitals Closest to the Great Lakes | 0 | - | 4.67 | 21,176 |
| Miami City Trivia | 0 | - | 4.60 | 11,269 |
| All About Atlanta | 0 | - | 4.60 | 11,293 |
| Dallas City Trivia | 0 | - | 4.46 | 6,869 |
| Win the U.S. Presidential Election | 0 | - | 4.78 | 636,054 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,421 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,481 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.94 | 52,462 |
| North American Sports Cities | 0 | - | 4.82 | 173,186 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,565 |
| Cities in European History #1 | 0 | - | 4.63 | 134,639 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,461 |
| European Cities by Map #1 | 0 | - | 4.69 | 55,896 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,957 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,221 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,596 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,519 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,970 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,511 |
| Name a Valid World City | 0 | - | 4.85 | 72,025 |
| Cities by Former Name | 0 | - | 4.83 | 92,082 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,877 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,995 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,858 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,872 |
| World Capitals by Map | 0 | - | 5.00 | 289,502 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,843 |
| All First Level Subdivision Capitals | 0 | - | 4.82 | 15,264 |
| World Capitals Mystery Route | 0 | - | 4.98 | 56,072 |
| Bordering Countries Whose Capitals Are Furthest Apart | 0 | - | 4.99 | 51,296 |
| Capitals Starting With H | 0 | - | 4.91 | 93,359 |
| Capitals Starting With K | 0 | - | 4.89 | 84,431 |
| Capitals Starting With M | 0 | - | 4.94 | 109,231 |
| Capitals Starting With P | 0 | - | 4.88 | 79,035 |
| Capitals Starting With R | 0 | - | 4.88 | 82,532 |
| Capitals Starting With S | 0 | - | 4.90 | 86,603 |
| Capitals Starting With T | 0 | - | 4.86 | 76,866 |
| Capitals Starting With W | 0 | - | 4.87 | 91,752 |
| Capitals Starting With A | 0 | - | 4.97 | 129,149 |
| Capitals Starting With B | 0 | - | 4.89 | 119,547 |
| Capitals Starting With D | 0 | - | 4.94 | 97,240 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,247 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.45 | 10,680 |
| Bay Area or Los Angeles Suburb | 0 | - | 4.40 | 15,112 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,444 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,801 |
| Which City in Latin America? | 0 | - | 4.63 | 47,156 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,743 |
| Washington Counties | 0 | - | 4.78 | 27,167 |
| U.S. States that Border Canada | 0 | - | 4.91 | 186,749 |
| Single Vowel Capitals | 0 | - | 4.83 | 14,737 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,225 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,622 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,193 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,961 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,941 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,894 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,860 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,792 |
| Westernmost Cities in the U.S. | 0 | - | 4.37 | 16,500 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,745 |
| North America Cities by Map | 0 | - | 4.41 | 47,948 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,952 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,546 |
| Random European City to Country | 0 | - | 4.69 | 118,481 |
| Random Asian City to Country | 0 | - | 4.56 | 44,623 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,708 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,372 |
