| Which City in Canada? | 0 | - | 4.82 | 56,604 |
| Which City in Europe? | 0 | - | 4.83 | 106,539 |
| 20 Chinese Cities Everyone Should Know | 0 | - | 4.81 | 38,941 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,259 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,088 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 38,897 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,042 |
| Which City in the United States? | 0 | - | 4.21 | 56,627 |
| Which City in Latin America? | 0 | - | 4.63 | 46,817 |
| US States and State Capitals Quiz | 0 | - | 4.99 | 158,034 |
| European Cities by Clue | 0 | - | 4.70 | 88,762 |
| Which City in Africa? | 0 | - | 4.78 | 57,542 |
| Which City in Asia? | 0 | - | 4.51 | 51,079 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 501,128 |
| Which City in the Middle East? | 0 | - | 4.47 | 66,755 |
| Which City in Australia? | 0 | - | 4.67 | 34,209 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,038 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,567 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,665 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,087 |
| Asian Cities by Clue | 0 | - | 4.70 | 25,703 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.45 | 54,538 |
| Which City in Germany? | 0 | - | 4.50 | 134,848 |
| Which City in Italy? | 0 | - | 4.55 | 78,103 |
| Which City in France? | 0 | - | 4.64 | 72,347 |
| Which City in Spain? | 0 | - | 4.50 | 49,399 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,675,964 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,304 |
| Asia Capitals Quiz | 0 | - | 4.98 | 684,745 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,677 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,929 |
| Name a City - European Countries | 0 | - | 4.92 | 64,258 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,203 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,573 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,736 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,426 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,818 |
| 20 Indian Cities Everyone Should Know | 0 | - | 4.42 | 25,721 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,235 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,636 |
| Europe Capital to Country | 0 | - | 4.99 | 247,263 |
| Asia Capital to Country | 0 | - | 4.96 | 125,604 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,270 |
| European Capitals by Map | 0 | - | 4.99 | 135,900 |
| African Capitals by Map | 0 | - | 4.99 | 132,037 |
| Asian Capitals by Map | 0 | - | 4.98 | 60,950 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,062 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,519 |
| European Coastal Capitals | 0 | - | 4.95 | 89,628 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,141 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,333 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,511 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,368 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,207 |
| Asian Cities by Wikipedia Descriptions | 0 | - | 4.57 | 31,156 |
| Official Cities in the UK | 0 | - | 4.89 | 280,102 |
| Random U.S. City to State | 0 | - | 4.45 | 75,186 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 39,968 |
| South America Capitals Quiz | 0 | - | 5.00 | 476,742 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,462 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,525 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,324 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,000 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,070 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,639 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,361 |
| Europe Capitals Mystery Route | 0 | - | 4.96 | 54,133 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,693 |
| U.S. State Flags | 0 | - | 4.89 | 166,656 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,442 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,077 |
| Random European City to Country | 0 | - | 4.69 | 116,213 |
| Random Asian City to Country | 0 | - | 4.56 | 44,376 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,627 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,703 |
| World Capitals Quiz | 0 | - | 5.00 | 5,025,171 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,290 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,603 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,625 |
| Las Vegas City Trivia | 0 | - | 4.52 | 13,703 |
| U.S. States Closest to Tokyo | 0 | - | 4.89 | 59,307 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 87,910 |
| Capitals of the Stans | 0 | - | 4.95 | 26,362 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,092 |
| Cities that End in G by Clue | 0 | - | 4.60 | 21,228 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,568,768 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,291 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,148 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,945 |
| Random European Capital to Country | 0 | - | 4.98 | 189,042 |
| Random European Country to Capital | 0 | - | 4.92 | 147,327 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,262 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,324 |
| Random African Capital to Country | 0 | - | 4.97 | 99,667 |
| Random African Country to Capital | 0 | - | 4.94 | 70,148 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,302 |
| U.S. State Capitals in the Answer | 0 | - | 4.77 | 35,333 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,617 |
| Cities that End in T by Clue | 0 | - | 4.69 | 16,943 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.81 | 55,561 |
| Random General Knowledge - U.S. States | 0 | - | 4.46 | 41,723 |
| European Capitals by Airport Code | 0 | - | 4.92 | 35,303 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,214 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 171,972 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,801 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,661 |
| 1M Cities by Proximity - United States | 0 | - | 4.55 | 149,584 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,582 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,539 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,761 |
| Cities that End in D by Clue | 0 | - | 4.49 | 26,566 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,103 |
| World Capitals by Proximity | 0 | - | 4.91 | 327,918 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,770 |
| Word Scramble - European Capitals | 0 | - | 4.72 | 93,693 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,178 |
| Random Point on Land to US State | 0 | - | 4.57 | 68,446 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 112,275 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,513 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,563 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,444 |
| Name a City - U.S. States | 0 | - | 4.41 | 26,520 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,185 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,579 |
| Name a City - Asian Countries | 0 | - | 4.41 | 19,352 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.63 | 54,794 |
| Find the City #1 | 0 | - | 4.96 | 42,023 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,804 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,559 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,506 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,473 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,202 |
| Countries by Capital City | 0 | - | 5.00 | 66,443 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,218 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,802 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,329 |
| Moved Capital Cities | 0 | - | 4.96 | 73,504 |
| Random Capital to Country | 0 | - | 4.99 | 2,576,048 |
| Random Country to Capital | 0 | - | 4.98 | 910,403 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,451 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,884 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,633 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,484 |
| Which City in California? | 0 | - | 4.56 | 31,865 |
| Boroughs of New York City | 0 | - | 4.47 | 84,053 |
| Seattle City Trivia | 0 | - | 4.19 | 26,216 |
| Washington D.C. Trivia | 0 | - | 4.44 | 38,121 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,420 |
| Win the U.S. Presidential Election | 0 | - | 4.80 | 617,278 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,563 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,025 |
| North American Sports Cities | 0 | - | 4.83 | 170,741 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,877 |
| Cities in European History #1 | 0 | - | 4.63 | 132,945 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,175 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,543 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,790 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,000 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,622 |
| Cities in U.S. History #1 | 0 | - | 4.25 | 37,504 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,631 |
| Cities in Squares on a Map - Europe | 0 | - | 4.73 | 53,111 |
| Name a Valid World City | 0 | - | 4.83 | 69,983 |
| Cities by Former Name | 0 | - | 4.84 | 90,859 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,631 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,183 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 245,730 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,760 |
| World Capitals by Map | 0 | - | 5.00 | 282,781 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,595 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 200,160 |
| All First Level Subdivision Capitals | 0 | - | 4.84 | 14,960 |
| World Capitals Mystery Route | 0 | - | 4.97 | 54,555 |
| Capitals Starting With H | 0 | - | 4.90 | 88,137 |
| Capitals Starting With K | 0 | - | 4.85 | 75,445 |
| Capitals Starting With M | 0 | - | 4.93 | 105,727 |
| Capitals Starting With P | 0 | - | 4.88 | 76,969 |
| Capitals Starting With R | 0 | - | 4.87 | 80,773 |
| Capitals Starting With S | 0 | - | 4.89 | 84,572 |
| Capitals Starting With T | 0 | - | 4.84 | 75,111 |
| Capitals Starting With W | 0 | - | 4.89 | 90,435 |
| Capitals Starting With A | 0 | - | 4.97 | 126,235 |
| Capitals Starting With B | 0 | - | 4.89 | 117,002 |
| Capitals Starting With D | 0 | - | 4.93 | 95,095 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,171 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,893 |
| US State Capitals - One Minute Sprint | 0 | - | 4.06 | 182,421 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,334 |
| Cities on the Mediterranean Sea by a Clue | 0 | - | 4.32 | 26,433 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,318,490 |
| Countries Closest to United States A-Z | 0 | - | 4.81 | 117,302 |
| Hawaiian Islands | 0 | - | 4.83 | 42,395 |
| U.S. States that Border Canada | 0 | - | 4.91 | 181,817 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,061 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,515,936 |
| U.S. States by Clue #1 | 0 | - | 4.52 | 38,520 |
| Category Elimination - U.S. States #1 | 0 | - | 4.87 | 217,962 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,251 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,664 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,689 |
