| US States and State Capitals | 0 | - | 4.99 | 163,804 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,294 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,327 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,129 |
| Which City in Canada? | 0 | - | 4.83 | 57,187 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,694,083 |
| Africa Capitals Quiz | 0 | - | 4.99 | 740,642 |
| Asia Capitals Quiz | 0 | - | 4.98 | 695,498 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,491 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,051 |
| Name a City - European Countries | 0 | - | 4.90 | 65,770 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,359 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,211 |
| Las Vegas City Trivia | 0 | - | 4.52 | 13,786 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 508,270 |
| Countries Similar to U.S. States by Population | 0 | - | 4.91 | 71,196 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 114,843 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,074 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,542 |
| Europe Capital to Country | 0 | - | 4.99 | 251,137 |
| Asia Capital to Country | 0 | - | 4.96 | 126,966 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,370 |
| European Capitals by Map | 0 | - | 4.99 | 140,517 |
| African Capitals by Map | 0 | - | 4.99 | 138,018 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,987 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,400 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,740 |
| European Coastal Capitals | 0 | - | 4.95 | 90,919 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,727 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,168 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,836 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,968 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,996 |
| Official Cities in the UK | 0 | - | 4.89 | 284,881 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,108 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,872 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,803 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,272 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,629 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,100 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,362 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,633 |
| Europe Capitals Mystery Route | 0 | - | 4.97 | 55,320 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,469 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,340 |
| U.S. State Flags | 0 | - | 4.89 | 171,570 |
| Hawaiian Islands | 0 | - | 4.83 | 42,802 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,636 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,514 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,732 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,750 |
| World Capitals Quiz | 0 | - | 5.00 | 5,088,373 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,333 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,949 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,349 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,898 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 39,092 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,233 |
| Smaller U.S. Cities You May Know #1 | 0 | - | 4.45 | 19,732 |
| Boroughs of New York City | 0 | - | 4.47 | 84,770 |
| Seattle City Trivia | 0 | - | 4.21 | 26,478 |
| Click a Valid US State A-Z | 0 | - | 4.91 | 118,260 |
| U.S. States Closest to Tokyo | 0 | - | 4.89 | 60,870 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 89,297 |
| Capitals of the Stans | 0 | - | 4.95 | 26,972 |
| ALL California Cities | 0 | - | 4.37 | 43,136 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,592,680 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,895 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,653 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,856 |
| Random European Capital to Country | 0 | - | 4.98 | 191,588 |
| Random European Country to Capital | 0 | - | 4.93 | 165,493 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,772 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,100 |
| Random African Capital to Country | 0 | - | 4.97 | 100,990 |
| Random African Country to Capital | 0 | - | 4.94 | 71,465 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,733 |
| Which City in the United States? | 0 | - | 4.21 | 57,076 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.82 | 56,090 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,493 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,052 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 176,702 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,453 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,960 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,829 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,064 |
| Random U.S. City to State | 0 | - | 4.45 | 76,639 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,192 |
| Every City in Arizona on a Map | 0 | - | 4.51 | 9,426 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,352 |
| Every City in Alabama on a Map | 0 | - | 4.74 | 8,548 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,542 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.63 | 14,676 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,914 |
| World Capitals by Proximity | 0 | - | 4.90 | 332,478 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,064 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,001 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 51,152 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,044 |
| Which City in Europe? | 0 | - | 4.83 | 107,653 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,748 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,844 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,706 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,590 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,501 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,656 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.64 | 55,665 |
| Find the City #1 | 0 | - | 4.97 | 43,060 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,662 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,635 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,777 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,633 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,483 |
| Countries by Capital City | 0 | - | 5.00 | 68,771 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,455 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,891 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,484 |
| Moved Capital Cities | 0 | - | 4.96 | 74,406 |
| Random Capital to Country | 0 | - | 4.99 | 2,596,007 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,673 |
| Random Country to Capital | 0 | - | 4.98 | 923,772 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,181 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,085 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,819 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,733 |
| Which City in California? | 0 | - | 4.56 | 32,096 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,063 |
| Miami City Trivia | 0 | - | 4.60 | 11,248 |
| Dallas City Trivia | 0 | - | 4.46 | 6,851 |
| Win the U.S. Presidential Election | 0 | - | 4.78 | 630,953 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,991 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,135 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.94 | 52,018 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.69 | 60,348 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.69 | 79,396 |
| North American Sports Cities | 0 | - | 4.83 | 172,741 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,431 |
| Cities in European History #1 | 0 | - | 4.63 | 134,285 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,395 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,817 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,915 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,172 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,556 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,475 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,656 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,167 |
| Name a Valid World City | 0 | - | 4.83 | 71,562 |
| Cities by Former Name | 0 | - | 4.83 | 91,794 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,526 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,805 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,603 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,488 |
| World Capitals by Map | 0 | - | 5.00 | 287,844 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,555 |
| All First Level Subdivision Capitals | 0 | - | 4.82 | 15,196 |
| World Capitals Mystery Route | 0 | - | 4.98 | 55,703 |
| Capitals Starting With H | 0 | - | 4.91 | 92,799 |
| Capitals Starting With K | 0 | - | 4.88 | 83,852 |
| Capitals Starting With L | 0 | - | 4.81 | 88,315 |
| Capitals Starting With M | 0 | - | 4.93 | 108,187 |
| Capitals Starting With P | 0 | - | 4.88 | 78,428 |
| Capitals Starting With R | 0 | - | 4.87 | 82,045 |
| Capitals Starting With S | 0 | - | 4.90 | 86,030 |
| Capitals Starting With T | 0 | - | 4.84 | 76,374 |
| Capitals Starting With W | 0 | - | 4.87 | 91,432 |
| Capitals Starting With A | 0 | - | 4.97 | 128,392 |
| Capitals Starting With B | 0 | - | 4.88 | 118,806 |
| Capitals Starting With D | 0 | - | 4.93 | 96,702 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,128 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.45 | 10,650 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,418 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,512 |
| Which City in Latin America? | 0 | - | 4.63 | 47,089 |
| New York City A-Z | 0 | - | 4.18 | 32,339 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,416 |
| U.S. States that Border Canada | 0 | - | 4.91 | 185,765 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,411 |
| Random U.S. Sports Team to State | 0 | - | 4.33 | 27,422 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,586 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,797 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,522 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,373 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,840 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,450 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,625 |
| Biggest Cities in Washington State | 0 | - | 4.44 | 36,317 |
| Biggest Cities in North Carolina | 0 | - | 4.64 | 35,153 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,766 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,654 |
| Westernmost Cities in the U.S. | 0 | - | 4.36 | 16,476 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,602 |
| North America Cities by Map | 0 | - | 4.41 | 47,869 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,468 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,706 |
| Random European City to Country | 0 | - | 4.69 | 118,139 |
| Random Asian City to Country | 0 | - | 4.56 | 44,566 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,344 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,035 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,232 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,233 |
