| Which City in California? | 0 | - | 4.56 | 31,937 |
| Which City in New York State? | 0 | - | 4.60 | 15,892 |
| Which City in Texas? | 0 | - | 4.45 | 24,999 |
| Which City in Florida? | 0 | - | 4.61 | 10,942 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,262 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,410 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,673 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,005 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,269 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,680,082 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,431 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,209 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,234 |
| Name a City - European Countries | 0 | - | 4.92 | 64,654 |
| Africa Capitals Quiz | 0 | - | 4.99 | 731,997 |
| Asia Capitals Quiz | 0 | - | 4.98 | 687,504 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,369 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,727 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,043 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,679 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,936 |
| Which City in Europe? | 0 | - | 4.83 | 106,885 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,614 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,161 |
| Random U.S. City to State | 0 | - | 4.45 | 75,486 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,057 |
| Europe Capital to Country | 0 | - | 4.99 | 248,386 |
| Asia Capital to Country | 0 | - | 4.96 | 125,951 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,803 |
| European Capitals by Map | 0 | - | 4.99 | 137,030 |
| African Capitals by Map | 0 | - | 4.99 | 132,471 |
| South America Capitals Quiz | 0 | - | 5.00 | 478,164 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,477 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,425 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,807 |
| European Coastal Capitals | 0 | - | 4.95 | 89,948 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,271 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 267,587 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,314 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,495 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,857 |
| 20 Chinese Cities Everyone Should Know | 0 | - | 4.81 | 39,209 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,742 |
| Which City in Canada? | 0 | - | 4.82 | 56,789 |
| Official Cities in the UK | 0 | - | 4.89 | 281,241 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,549 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,800 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,572 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,351 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,333 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,817 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,686 |
| Europe Capitals Mystery Route | 0 | - | 4.97 | 54,403 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,890 |
| US States and State Capitals | 0 | - | 4.99 | 159,302 |
| Boroughs of New York City | 0 | - | 4.47 | 84,216 |
| Random U.S. States on a Map | 0 | - | 4.96 | 622,588 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,488 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,429 |
| Random European City to Country | 0 | - | 4.69 | 116,799 |
| Random Asian City to Country | 0 | - | 4.56 | 44,416 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,525 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,934 |
| World Capitals Quiz | 0 | - | 5.00 | 5,041,003 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,564 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,790 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,386 |
| U.S. State Capitals in the Answer | 0 | - | 4.77 | 35,416 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 128,791 |
| Capitals of the Stans | 0 | - | 4.95 | 26,509 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,654 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 173,097 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,067 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,221 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 149,921 |
| ALL California Cities | 0 | - | 4.37 | 42,886 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,660 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,874 |
| Every City in Arizona on a Map | 0 | - | 4.48 | 9,221 |
| Every City in Alabama on a Map | 0 | - | 4.71 | 8,379 |
| Every City in Michigan on a Map | 0 | - | 4.48 | 9,335 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.61 | 14,571 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,574,219 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,676 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,852 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,277 |
| Word Scramble - European Capitals | 0 | - | 4.72 | 93,862 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,193 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,334 |
| Random European Capital to Country | 0 | - | 4.98 | 189,500 |
| Random European Country to Capital | 0 | - | 4.92 | 147,669 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,512 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,604 |
| Random African Capital to Country | 0 | - | 4.97 | 99,850 |
| Random African Country to Capital | 0 | - | 4.94 | 70,354 |
| Melbourne Suburbs | 0 | - | 4.84 | 52,035 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,652 |
| New York City A-Z | 0 | - | 4.18 | 32,219 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 502,919 |
| European Capitals by Airport Code | 0 | - | 4.92 | 35,624 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,860 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,594 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,098 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,480 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,970 |
| Name a City - U.S. States | 0 | - | 4.41 | 26,574 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,633 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,494 |
| Find the City #1 | 0 | - | 4.97 | 42,298 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,316 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,296 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,887 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,850 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,009 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,843 |
| Countries by Capital City | 0 | - | 5.00 | 67,078 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,540 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 114,062 |
| World Capitals by Proximity | 0 | - | 4.91 | 329,017 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,544 |
| Moved Capital Cities | 0 | - | 4.96 | 73,740 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 73,952 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,613 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,277 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,938 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,677 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,558 |
| US State Capitals - One Minute Sprint | 0 | - | 4.06 | 182,855 |
| European Cities by Clue | 0 | - | 4.70 | 88,868 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 38,940 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,088 |
| Smaller U.S. Cities You May Know #1 | 0 | - | 4.45 | 19,638 |
| Which City in the United States? | 0 | - | 4.21 | 56,800 |
| Which City in Africa? | 0 | - | 4.77 | 57,653 |
| Which City in Asia? | 0 | - | 4.52 | 51,209 |
| Washington D.C. Trivia | 0 | - | 4.44 | 38,859 |
| Chicago A-Z | 0 | - | 4.25 | 15,467 |
| Miami City Trivia | 0 | - | 4.60 | 11,200 |
| Dallas City Trivia | 0 | - | 4.46 | 6,792 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 207,132 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,668 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,273 |
| North American Sports Cities | 0 | - | 4.83 | 171,121 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,978 |
| Cities in European History #1 | 0 | - | 4.63 | 133,351 |
| European Cities by Map #2 | 0 | - | 4.47 | 47,230 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,601 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,823 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,037 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,457 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,646 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,144 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,896 |
| Cities in Squares on a Map - Europe | 0 | - | 4.73 | 53,316 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 39,357 |
| Name a Valid World City | 0 | - | 4.83 | 70,340 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.63 | 54,983 |
| Cities by Former Name | 0 | - | 4.84 | 91,117 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,881 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,344 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,051 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,232 |
| World Capitals by Map | 0 | - | 5.00 | 284,103 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,811 |
| Random Capital to Country | 0 | - | 4.99 | 2,580,836 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 200,418 |
| Random Country to Capital | 0 | - | 4.98 | 913,240 |
| World Capitals Mystery Route | 0 | - | 4.98 | 54,857 |
| Capitals Starting With H | 0 | - | 4.90 | 91,536 |
| Capitals Starting With K | 0 | - | 4.85 | 75,832 |
| Capitals Starting With L | 0 | - | 4.81 | 87,001 |
| Capitals Starting With M | 0 | - | 4.93 | 106,348 |
| Capitals Starting With P | 0 | - | 4.88 | 77,334 |
| Capitals Starting With R | 0 | - | 4.87 | 81,105 |
| Capitals Starting With S | 0 | - | 4.89 | 84,960 |
| Capitals Starting With T | 0 | - | 4.84 | 75,424 |
| Capitals Starting With W | 0 | - | 4.89 | 90,745 |
| Capitals Starting With A | 0 | - | 4.97 | 126,749 |
| Capitals Starting With B | 0 | - | 4.89 | 117,467 |
| Capitals Starting With D | 0 | - | 4.93 | 95,554 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.62 | 34,613 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,072 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,954 |
| U.S. State Capital Etymology | 0 | - | 4.50 | 36,815 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.44 | 10,585 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,878 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,351 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.45 | 54,623 |
| Which City in Germany? | 0 | - | 4.50 | 135,583 |
| Which City in Italy? | 0 | - | 4.64 | 89,081 |
| Which City in France? | 0 | - | 4.64 | 72,754 |
| Which City in the Middle East? | 0 | - | 4.47 | 66,916 |
| Which City in Spain? | 0 | - | 4.50 | 49,730 |
| Which City in Latin America? | 0 | - | 4.63 | 46,895 |
| Which City in Australia? | 0 | - | 4.67 | 34,296 |
| Los Angeles A-Z | 0 | - | 4.20 | 9,481 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,321,631 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,522,677 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 218,968 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,843 |
