| Which City in Europe? | 0 | - | 4.83 | 107,652 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,512 |
| Which City in Canada? | 0 | - | 4.83 | 57,186 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 39,092 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,233 |
| European Cities by Clue | 0 | - | 4.70 | 89,108 |
| Which City in Africa? | 0 | - | 4.77 | 57,903 |
| Which City in Asia? | 0 | - | 4.52 | 51,472 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,501 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,338 |
| Smaller U.S. Cities You May Know #1 | 0 | - | 4.45 | 19,732 |
| Which City in the Middle East? | 0 | - | 4.47 | 67,208 |
| Which City in Latin America? | 0 | - | 4.63 | 47,089 |
| Which City in Australia? | 0 | - | 4.67 | 34,471 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,326 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,128 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,949 |
| Asian Cities by Clue | 0 | - | 4.70 | 25,813 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.43 | 54,821 |
| Which City in Germany? | 0 | - | 4.50 | 136,927 |
| Which City in the United States? | 0 | - | 4.21 | 57,076 |
| Which City in Italy? | 0 | - | 4.68 | 90,359 |
| Which City in France? | 0 | - | 4.67 | 73,230 |
| Which City in Spain? | 0 | - | 4.50 | 50,027 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,694,075 |
| Africa Capitals Quiz | 0 | - | 4.99 | 740,636 |
| Asia Capitals Quiz | 0 | - | 4.98 | 695,490 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,294 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,491 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,050 |
| Name a City - European Countries | 0 | - | 4.90 | 65,770 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,001 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 51,151 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,043 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,359 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,211 |
| Which City in California? | 0 | - | 4.56 | 32,096 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.82 | 56,090 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,073 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,542 |
| Europe Capital to Country | 0 | - | 4.99 | 251,132 |
| Asia Capital to Country | 0 | - | 4.96 | 126,964 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,369 |
| European Capitals by Map | 0 | - | 4.99 | 140,504 |
| African Capitals by Map | 0 | - | 4.99 | 137,974 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,980 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,398 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,738 |
| European Coastal Capitals | 0 | - | 4.95 | 90,918 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,722 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,165 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,835 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,968 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,996 |
| Asian Cities by Wikipedia Descriptions | 0 | - | 4.53 | 31,325 |
| Official Cities in the UK | 0 | - | 4.89 | 284,880 |
| Random U.S. City to State | 0 | - | 4.45 | 76,639 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,352 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,098 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,871 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,798 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,270 |
| 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 | 61,628 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,469 |
| Which City in Texas? | 0 | - | 4.45 | 25,125 |
| Which City in Florida? | 0 | - | 4.61 | 11,005 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,514 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,731 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,749 |
| World Capitals Quiz | 0 | - | 5.00 | 5,088,327 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,330 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,348 |
| US States and State Capitals | 0 | - | 4.99 | 163,803 |
| Capitals of the Stans | 0 | - | 4.95 | 26,972 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,453 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,636 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,602 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,951 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,062 |
| Random European City to Country | 0 | - | 4.69 | 118,138 |
| Random Asian City to Country | 0 | - | 4.56 | 44,566 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,192 |
| Cities that End in G by Clue | 0 | - | 4.54 | 21,656 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,592,671 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,893 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,652 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,336 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,856 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,819 |
| 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 | 96,771 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,098 |
| Random African Capital to Country | 0 | - | 4.97 | 100,990 |
| Random African Country to Capital | 0 | - | 4.94 | 71,465 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,601 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,728 |
| Cities that End in T by Clue | 0 | - | 4.70 | 17,481 |
| New York City A-Z | 0 | - | 4.18 | 32,339 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,492 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,051 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 176,696 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,984 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,827 |
| Cities that End in D by Clue | 0 | - | 4.45 | 27,044 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,914 |
| World Capitals by Proximity | 0 | - | 4.90 | 332,472 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,064 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,898 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 508,261 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,844 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,703 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,590 |
| Name a City - U.S. States | 0 | - | 4.38 | 28,653 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,817 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,661 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,630 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,775 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,629 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,482 |
| Countries by Capital City | 0 | - | 5.00 | 68,771 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,453 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,891 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,483 |
| Moved Capital Cities | 0 | - | 4.96 | 74,405 |
| Random Capital to Country | 0 | - | 4.99 | 2,595,989 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,673 |
| Random Country to Capital | 0 | - | 4.98 | 923,754 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,180 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,554 |
| 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 |
| US State Capitals - One Minute Sprint | 0 | - | 4.05 | 184,377 |
| Boroughs of New York City | 0 | - | 4.47 | 84,768 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,063 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,723,749 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 209,636 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,991 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,134 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,794 |
| North American Sports Cities | 0 | - | 4.83 | 172,736 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,431 |
| U.S. Cities A-Z by Clue #1 | 0 | - | 4.36 | 39,876 |
| Cities in European History #1 | 0 | - | 4.63 | 134,285 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,654 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,395 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,816 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,915 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,172 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,468 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,704 |
| ALL California Cities | 0 | - | 4.37 | 43,136 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,838 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,475 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,343 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,655 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,167 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,230 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 39,656 |
| Name a Valid World City | 0 | - | 4.83 | 71,561 |
| Cities by Former Name | 0 | - | 4.83 | 91,793 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,473 |
| Former Capitals | 0 | - | 4.88 | 71,551 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,525 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,803 |
| Capital Cities Chain | 0 | - | 4.84 | 83,040 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,603 |
| Coldest World Capitals | 0 | - | 4.95 | 133,699 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,488 |
| World Capitals by Map | 0 | - | 5.00 | 287,833 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,551 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,829 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 201,552 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,182 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 68,072 |
| 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 | 128,389 |
| Capitals Starting With B | 0 | - | 4.88 | 118,805 |
| Capitals Starting With D | 0 | - | 4.93 | 96,702 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,786 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,289 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,128 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 37,006 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 34,010 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,418 |
| Los Angeles A-Z | 0 | - | 4.20 | 9,530 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,331,714 |
| Random American Countries on a Map | 0 | - | 4.96 | 99,852 |
