| US States and State Capitals | 0 | - | 4.99 | 163,711 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,274 |
| U.S. State Capitals Closest to the Mississippi River | 0 | - | 4.85 | 18,406 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,292 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,099 |
| Which City in Canada? | 0 | - | 4.83 | 57,171 |
| U.S. States Closest to Tokyo | 0 | - | 4.89 | 60,840 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,693,668 |
| Africa Capitals Quiz | 0 | - | 4.99 | 740,306 |
| Asia Capitals Quiz | 0 | - | 4.98 | 695,246 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,394 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,024 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,497 |
| Name a City - European Countries | 0 | - | 4.90 | 65,727 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,346 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,202 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,896 |
| Las Vegas City Trivia | 0 | - | 4.52 | 13,786 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 508,148 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,041 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,488 |
| Europe Capital to Country | 0 | - | 4.99 | 251,060 |
| Asia Capital to Country | 0 | - | 4.96 | 126,927 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,301 |
| European Capitals by Map | 0 | - | 4.99 | 140,221 |
| African Capitals by Map | 0 | - | 4.99 | 135,263 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,770 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,360 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,699 |
| European Coastal Capitals | 0 | - | 4.95 | 90,887 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,700 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,084 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,736 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,947 |
| Random Europe Capitals Mystery Route | 0 | - | 4.98 | 82,858 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,972 |
| Official Cities in the UK | 0 | - | 4.89 | 284,761 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,986 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,798 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,772 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,250 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,596 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,074 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,338 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,598 |
| Europe Capitals Mystery Route | 0 | - | 4.97 | 55,281 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,452 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,313 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,393 |
| U.S. State Flags | 0 | - | 4.89 | 171,461 |
| Hawaiian Islands | 0 | - | 4.83 | 42,788 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,401 |
| Random U.S. States Mouse Hunt! | 0 | - | 4.94 | 193,618 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,630 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,473 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,610 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,731 |
| World Capitals Quiz | 0 | - | 5.00 | 5,087,086 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,310 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,903 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,324 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 39,088 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,229 |
| Smaller U.S. Cities You May Know #1 | 0 | - | 4.45 | 19,731 |
| Boroughs of New York City | 0 | - | 4.47 | 84,750 |
| Seattle City Trivia | 0 | - | 4.20 | 26,474 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,057 |
| Click a Valid US State A-Z | 0 | - | 4.91 | 118,207 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 89,273 |
| Capitals of the Stans | 0 | - | 4.95 | 26,953 |
| ALL California Cities | 0 | - | 4.37 | 43,126 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,592,160 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,850 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,631 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,832 |
| Random European Capital to Country | 0 | - | 4.98 | 191,557 |
| Random European Country to Capital | 0 | - | 4.93 | 165,472 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,751 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,065 |
| Random African Capital to Country | 0 | - | 4.97 | 100,972 |
| Random African Country to Capital | 0 | - | 4.94 | 71,446 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,677 |
| Which City in the United States? | 0 | - | 4.21 | 57,072 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.82 | 56,082 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,466 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,028 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 176,628 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,449 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,893 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,815 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,052 |
| Random U.S. City to State | 0 | - | 4.45 | 76,613 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,189 |
| Every City in Arizona on a Map | 0 | - | 4.51 | 9,419 |
| Every City in Colorado on a Map | 0 | - | 4.49 | 13,356 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 14,007 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,344 |
| Every City in Alabama on a Map | 0 | - | 4.74 | 8,542 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,537 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.63 | 14,672 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,896 |
| World Capitals by Proximity | 0 | - | 4.90 | 332,377 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,057 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,951 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 51,131 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,015 |
| Which City in Europe? | 0 | - | 4.83 | 107,625 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,745 |
| U.S. States Closest to Moscow | 0 | - | 4.50 | 48,138 |
| Countries Similar to U.S. States by Population | 0 | - | 4.91 | 71,160 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 114,796 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,840 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,660 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,588 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,653 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.64 | 55,649 |
| Find the City #1 | 0 | - | 4.97 | 43,032 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,627 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,610 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,743 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,585 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,446 |
| Countries by Capital City | 0 | - | 5.00 | 68,732 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,428 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,871 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,460 |
| Moved Capital Cities | 0 | - | 4.96 | 74,393 |
| Random Capital to Country | 0 | - | 4.99 | 2,595,567 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,667 |
| Random Country to Capital | 0 | - | 4.98 | 923,497 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,165 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,081 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,816 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,730 |
| Miami City Trivia | 0 | - | 4.60 | 11,246 |
| All About Atlanta | 0 | - | 4.60 | 11,267 |
| Dallas City Trivia | 0 | - | 4.46 | 6,849 |
| Win the U.S. Presidential Election | 0 | - | 4.78 | 630,697 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,984 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,116 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.94 | 51,993 |
| North American Sports Cities | 0 | - | 4.83 | 172,710 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,423 |
| Cities in European History #1 | 0 | - | 4.63 | 134,264 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,389 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,808 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,911 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,169 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,554 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,472 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,631 |
| Cities in Squares on a Map - Europe | 0 | - | 4.70 | 54,124 |
| Name a Valid World City | 0 | - | 4.83 | 71,538 |
| Cities by Former Name | 0 | - | 4.83 | 91,772 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,516 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,787 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,593 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,460 |
| World Capitals by Map | 0 | - | 5.00 | 287,693 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,527 |
| All First Level Subdivision Capitals | 0 | - | 4.82 | 15,190 |
| World Capitals Mystery Route | 0 | - | 4.98 | 55,686 |
| Capitals Starting With H | 0 | - | 4.91 | 92,777 |
| Capitals Starting With K | 0 | - | 4.88 | 83,830 |
| Capitals Starting With L | 0 | - | 4.81 | 88,293 |
| Capitals Starting With M | 0 | - | 4.93 | 108,148 |
| Capitals Starting With P | 0 | - | 4.88 | 78,404 |
| Capitals Starting With R | 0 | - | 4.87 | 82,023 |
| Capitals Starting With S | 0 | - | 4.90 | 86,011 |
| Capitals Starting With T | 0 | - | 4.85 | 76,357 |
| Capitals Starting With W | 0 | - | 4.87 | 91,424 |
| Capitals Starting With A | 0 | - | 4.97 | 128,361 |
| Capitals Starting With B | 0 | - | 4.89 | 118,778 |
| Capitals Starting With D | 0 | - | 4.93 | 96,682 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,124 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.45 | 10,646 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,418 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,487 |
| Which City in Latin America? | 0 | - | 4.63 | 47,082 |
| Illinois Counties | 0 | - | 4.56 | 30,502 |
| U.S. States that Border Canada | 0 | - | 4.91 | 185,709 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,575 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,681 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,461 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,323 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,774 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,417 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,612 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,755 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,643 |
| Westernmost Cities in the U.S. | 0 | - | 4.36 | 16,475 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,595 |
| North America Cities by Map | 0 | - | 4.41 | 47,862 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,413 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,628 |
| Random European City to Country | 0 | - | 4.69 | 118,114 |
| Random Asian City to Country | 0 | - | 4.56 | 44,564 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,322 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,010 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,165 |
