| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,105 |
| 20 Chinese Cities Everyone Should Know | 0 | - | 4.81 | 39,304 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,872 |
| Which City in California? | 0 | - | 4.56 | 31,962 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,382 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.45 | 54,655 |
| Which City in New York State? | 0 | - | 4.60 | 15,907 |
| Which City in Texas? | 0 | - | 4.45 | 25,028 |
| Which City in Florida? | 0 | - | 4.61 | 10,953 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,589 |
| Which City in Australia? | 0 | - | 4.67 | 34,327 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,977 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,220 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,596 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,895 |
| Asian Cities by Wikipedia Descriptions | 0 | - | 4.57 | 31,218 |
| Which City in Germany? | 0 | - | 4.50 | 135,782 |
| Which City in Italy? | 0 | - | 4.64 | 89,673 |
| Which City in France? | 0 | - | 4.64 | 72,840 |
| Which City in Spain? | 0 | - | 4.50 | 49,794 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,682,625 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,302 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,340 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,579 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,409 |
| Name a City - European Countries | 0 | - | 4.91 | 64,801 |
| Africa Capitals Quiz | 0 | - | 4.99 | 733,404 |
| Asia Capitals Quiz | 0 | - | 4.98 | 688,806 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,484 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,791 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,191 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,814 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,984 |
| 20 Indian Cities Everyone Should Know | 0 | - | 4.42 | 25,858 |
| Which City in Europe? | 0 | - | 4.83 | 106,979 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,049 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,406 |
| Random U.S. City to State | 0 | - | 4.45 | 75,636 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,100 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,428 |
| Europe Capital to Country | 0 | - | 4.99 | 248,823 |
| Asia Capital to Country | 0 | - | 4.96 | 126,137 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,078 |
| European Capitals by Map | 0 | - | 4.99 | 137,628 |
| African Capitals by Map | 0 | - | 4.99 | 132,784 |
| South America Capitals Quiz | 0 | - | 5.00 | 479,052 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,692 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,565 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,941 |
| European Coastal Capitals | 0 | - | 4.95 | 90,082 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,344 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 268,152 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,702 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,575 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,048 |
| Which City in Canada? | 0 | - | 4.82 | 56,844 |
| New York City A-Z | 0 | - | 4.18 | 32,236 |
| Official Cities in the UK | 0 | - | 4.89 | 282,009 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,669 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,120 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,952 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,679 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,549 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,478 |
| European Capitals Furthest from the Sea | 0 | - | 4.91 | 81,909 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,800 |
| Europe Capitals Mystery Route | 0 | - | 4.96 | 54,530 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,971 |
| US States and State Capitals | 0 | - | 4.99 | 160,120 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 219,456 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 133,199 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,512 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,604 |
| Random European City to Country | 0 | - | 4.69 | 116,934 |
| Random Asian City to Country | 0 | - | 4.56 | 44,430 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 146,037 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,073 |
| World Capitals Quiz | 0 | - | 5.00 | 5,048,976 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,709 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,645 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,116 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,426 |
| U.S. State Capitals in the Answer | 0 | - | 4.77 | 35,458 |
| Which City in the Middle East? | 0 | - | 4.47 | 66,974 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.81 | 55,752 |
| Capitals of the Stans | 0 | - | 4.95 | 26,593 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,980 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 173,786 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,136 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,309 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 150,096 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,745 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,285 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,935 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,577,319 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,868 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,900 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,231 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 93,938 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,280 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,416 |
| Random European Capital to Country | 0 | - | 4.98 | 189,735 |
| Random European Country to Capital | 0 | - | 4.92 | 147,825 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,640 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,761 |
| Random African Capital to Country | 0 | - | 4.97 | 100,004 |
| Random African Country to Capital | 0 | - | 4.94 | 70,522 |
| Melbourne Suburbs | 0 | - | 4.84 | 52,258 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,438 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 141,900 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 503,949 |
| European Capitals by Airport Code | 0 | - | 4.93 | 35,767 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,880 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,636 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,419 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,500 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,065 |
| Name a City - U.S. States | 0 | - | 4.41 | 26,609 |
| Find the City #1 | 0 | - | 4.97 | 42,471 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,539 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,029 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,025 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,265 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,116 |
| Countries by Capital City | 0 | - | 5.00 | 67,417 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,709 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,227 |
| World Capitals by Proximity | 0 | - | 4.91 | 329,636 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,671 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,844 |
| Moved Capital Cities | 0 | - | 4.96 | 73,859 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,064 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,696 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,315 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,965 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,711 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,591 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,559 |
| US State Capitals - One Minute Sprint | 0 | - | 4.06 | 183,162 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,724 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,119 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,837 |
| U.S. State Capitals with the Least Precipitation | 0 | - | 4.41 | 23,221 |
| European Cities by Clue | 0 | - | 4.70 | 88,946 |
| Smaller U.S. Cities You May Know #1 | 0 | - | 4.45 | 19,662 |
| Which City in the United States? | 0 | - | 4.21 | 56,838 |
| Which City in Africa? | 0 | - | 4.77 | 57,690 |
| Which City in Asia? | 0 | - | 4.52 | 51,249 |
| Boroughs of New York City | 0 | - | 4.47 | 84,313 |
| Washington D.C. Trivia | 0 | - | 4.45 | 38,921 |
| Los Angeles A-Z | 0 | - | 4.20 | 9,488 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 207,558 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,741 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,407 |
| North American Sports Cities | 0 | - | 4.83 | 171,352 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,029 |
| Cities in European History #1 | 0 | - | 4.63 | 133,520 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,257 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,634 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,835 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,065 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,687 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,308 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,018 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,426 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 39,398 |
| Name a Valid World City | 0 | - | 4.83 | 70,566 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.63 | 55,083 |
| Cities by Former Name | 0 | - | 4.84 | 91,236 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,201 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,432 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,148 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,457 |
| World Capitals by Map | 0 | - | 5.00 | 284,689 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,953 |
| Random Capital to Country | 0 | - | 4.99 | 2,583,823 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 200,549 |
| Random Country to Capital | 0 | - | 4.98 | 914,754 |
| World Capitals Mystery Route | 0 | - | 4.98 | 55,004 |
| Capitals Starting With H | 0 | - | 4.90 | 91,696 |
| Capitals Starting With K | 0 | - | 4.85 | 75,921 |
| Capitals Starting With L | 0 | - | 4.81 | 87,120 |
| Capitals Starting With M | 0 | - | 4.93 | 106,553 |
| Capitals Starting With P | 0 | - | 4.88 | 77,425 |
| Capitals Starting With R | 0 | - | 4.87 | 81,210 |
| Capitals Starting With S | 0 | - | 4.89 | 85,052 |
| Capitals Starting With T | 0 | - | 4.84 | 75,534 |
| Capitals Starting With W | 0 | - | 4.87 | 90,835 |
| Capitals Starting With A | 0 | - | 4.97 | 126,895 |
| Capitals Starting With B | 0 | - | 4.89 | 117,593 |
| Capitals Starting With D | 0 | - | 4.93 | 95,674 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,976 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,846 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,902 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,366 |
| Cities on the Mediterranean Sea by a Clue | 0 | - | 4.32 | 26,489 |
| Which City in Latin America? | 0 | - | 4.63 | 46,925 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,323,218 |
| Rust Belt Cities Map Quiz | 0 | - | 4.57 | 34,962 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,526,649 |
