| US States and State Capitals | 0 | - | 4.99 | 163,386 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,219 |
| U.S. State Capitals Closest to the Mississippi River | 0 | - | 4.85 | 18,397 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,159 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,976 |
| Which City in Canada? | 0 | - | 4.83 | 57,136 |
| Seattle City Trivia | 0 | - | 4.20 | 26,455 |
| U.S. States Closest to Tokyo | 0 | - | 4.89 | 60,734 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,692,419 |
| Africa Capitals Quiz | 0 | - | 4.99 | 739,499 |
| Asia Capitals Quiz | 0 | - | 4.98 | 694,481 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,259 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,962 |
| Name a City - European Countries | 0 | - | 4.90 | 65,582 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,288 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,180 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,878 |
| Las Vegas City Trivia | 0 | - | 4.52 | 13,782 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 507,705 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 110,920 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,352 |
| Europe Capital to Country | 0 | - | 4.99 | 250,803 |
| Asia Capital to Country | 0 | - | 4.96 | 126,838 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,161 |
| European Capitals by Map | 0 | - | 4.99 | 139,872 |
| African Capitals by Map | 0 | - | 4.99 | 134,112 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,606 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,270 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,599 |
| European Coastal Capitals | 0 | - | 4.95 | 90,778 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,658 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,736 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,464 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,907 |
| Random Europe Capitals Mystery Route | 0 | - | 4.98 | 82,691 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,855 |
| Official Cities in the UK | 0 | - | 4.89 | 284,416 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,964 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,369 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,506 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,686 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,190 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,494 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,002 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,275 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,535 |
| Europe Capitals Mystery Route | 0 | - | 4.97 | 55,167 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,389 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 89,204 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,324 |
| U.S. State Flags | 0 | - | 4.88 | 171,223 |
| Hawaiian Islands | 0 | - | 4.83 | 42,767 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,368 |
| Random U.S. States Mouse Hunt! | 0 | - | 4.94 | 193,258 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,609 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,358 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,135 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,655 |
| World Capitals Quiz | 0 | - | 5.00 | 5,082,594 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,225 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,662 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,279 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 39,072 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,220 |
| Smaller U.S. Cities You May Know #1 | 0 | - | 4.45 | 19,724 |
| Boroughs of New York City | 0 | - | 4.47 | 84,700 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,046 |
| Click a Valid US State A-Z | 0 | - | 4.91 | 117,905 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 89,174 |
| Capitals of the Stans | 0 | - | 4.95 | 26,904 |
| ALL California Cities | 0 | - | 4.37 | 43,096 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,590,242 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,733 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,584 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,767 |
| Random European Capital to Country | 0 | - | 4.98 | 191,182 |
| Random European Country to Capital | 0 | - | 4.93 | 165,353 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,575 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,928 |
| Random African Capital to Country | 0 | - | 4.97 | 100,855 |
| Random African Country to Capital | 0 | - | 4.94 | 71,362 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,501 |
| Which City in the United States? | 0 | - | 4.21 | 57,050 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.82 | 56,041 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,364 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,947 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 176,318 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,408 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,803 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,770 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,012 |
| Random U.S. City to State | 0 | - | 4.45 | 76,488 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,148 |
| Every City in Arizona on a Map | 0 | - | 4.51 | 9,400 |
| Every City in Colorado on a Map | 0 | - | 4.49 | 13,332 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,323 |
| Every City in Alabama on a Map | 0 | - | 4.73 | 8,522 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,508 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.61 | 14,654 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,849 |
| World Capitals by Proximity | 0 | - | 4.91 | 332,035 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,039 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,920 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,068 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,899 |
| Which City in Europe? | 0 | - | 4.83 | 107,540 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,738 |
| U.S. States Closest to Moscow | 0 | - | 4.50 | 48,110 |
| Countries Similar to U.S. States by Population | 0 | - | 4.91 | 71,074 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 114,558 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,808 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,419 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,578 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,479 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,639 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.64 | 55,579 |
| Find the City #1 | 0 | - | 4.97 | 42,930 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,507 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,528 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,654 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,462 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,267 |
| Countries by Capital City | 0 | - | 5.00 | 68,596 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,352 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,793 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,375 |
| Moved Capital Cities | 0 | - | 4.96 | 74,326 |
| Random Capital to Country | 0 | - | 4.99 | 2,594,214 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,624 |
| Random Country to Capital | 0 | - | 4.98 | 922,535 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,127 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,075 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,801 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,719 |
| Miami City Trivia | 0 | - | 4.60 | 11,242 |
| All About Atlanta | 0 | - | 4.60 | 11,262 |
| Dallas City Trivia | 0 | - | 4.46 | 6,841 |
| Win the U.S. Presidential Election | 0 | - | 4.78 | 629,695 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,960 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,041 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.94 | 51,921 |
| North American Sports Cities | 0 | - | 4.83 | 172,614 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,380 |
| Cities in European History #1 | 0 | - | 4.63 | 134,180 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,381 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,789 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,903 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,148 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,545 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,455 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,527 |
| Cities in Squares on a Map - Europe | 0 | - | 4.70 | 53,988 |
| Name a Valid World City | 0 | - | 4.83 | 71,426 |
| Cities by Former Name | 0 | - | 4.83 | 91,698 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,469 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,742 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,546 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,372 |
| World Capitals by Map | 0 | - | 5.00 | 287,331 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,445 |
| All First Level Subdivision Capitals | 0 | - | 4.81 | 15,176 |
| World Capitals Mystery Route | 0 | - | 4.98 | 55,613 |
| Capitals Starting With H | 0 | - | 4.91 | 92,703 |
| Capitals Starting With K | 0 | - | 4.88 | 83,746 |
| Capitals Starting With L | 0 | - | 4.81 | 88,232 |
| Capitals Starting With M | 0 | - | 4.93 | 108,033 |
| Capitals Starting With P | 0 | - | 4.88 | 78,330 |
| Capitals Starting With R | 0 | - | 4.87 | 81,965 |
| Capitals Starting With S | 0 | - | 4.90 | 85,937 |
| Capitals Starting With T | 0 | - | 4.84 | 76,291 |
| Capitals Starting With W | 0 | - | 4.87 | 91,385 |
| Capitals Starting With A | 0 | - | 4.97 | 128,264 |
| Capitals Starting With B | 0 | - | 4.89 | 118,683 |
| Capitals Starting With D | 0 | - | 4.93 | 96,608 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,111 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.45 | 10,639 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,413 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,396 |
| Which City in Latin America? | 0 | - | 4.63 | 47,064 |
| Washington Counties | 0 | - | 4.78 | 26,974 |
| U.S. States that Border Canada | 0 | - | 4.91 | 185,466 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,526 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,379 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,291 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,189 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,623 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,319 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,565 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,729 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,614 |
| Westernmost Cities in the U.S. | 0 | - | 4.36 | 16,466 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,563 |
| North America Cities by Map | 0 | - | 4.41 | 47,838 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,156 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,455 |
| Random European City to Country | 0 | - | 4.69 | 117,855 |
| Random Asian City to Country | 0 | - | 4.56 | 44,559 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 131,066 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,943 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,922 |
