| Which City in Canada? | 0 | - | 4.83 | 57,067 |
| Which City in Europe? | 0 | - | 4.83 | 107,379 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,231 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,044 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 39,040 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,182 |
| Which City in the United States? | 0 | - | 4.21 | 56,985 |
| Which City in Latin America? | 0 | - | 4.63 | 47,028 |
| US States and State Capitals | 0 | - | 4.99 | 162,305 |
| European Cities by Clue | 0 | - | 4.70 | 89,051 |
| Which City in Africa? | 0 | - | 4.77 | 57,823 |
| Which City in Asia? | 0 | - | 4.52 | 51,377 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 506,489 |
| 20 Chinese Cities Everyone Should Know | 0 | - | 4.80 | 39,510 |
| Which City in the Middle East? | 0 | - | 4.47 | 67,125 |
| Which City in Australia? | 0 | - | 4.67 | 34,415 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,808 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,773 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,350 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 89,016 |
| Asian Cities by Clue | 0 | - | 4.70 | 25,782 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.42 | 54,760 |
| Which City in Germany? | 0 | - | 4.50 | 136,486 |
| Which City in Italy? | 0 | - | 4.68 | 90,139 |
| Which City in France? | 0 | - | 4.64 | 73,059 |
| Which City in Spain? | 0 | - | 4.50 | 49,935 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,689,438 |
| Africa Capitals Quiz | 0 | - | 4.99 | 737,537 |
| Asia Capitals Quiz | 0 | - | 4.98 | 692,743 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,005 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,795 |
| Name a City - European Countries | 0 | - | 4.90 | 65,360 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,826 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,982 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,700 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,143 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,129 |
| 20 Indian Cities Everyone Should Know | 0 | - | 4.43 | 25,995 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,649 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,079 |
| Europe Capital to Country | 0 | - | 4.99 | 250,049 |
| Asia Capital to Country | 0 | - | 4.96 | 126,646 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,850 |
| European Capitals by Map | 0 | - | 4.99 | 139,104 |
| African Capitals by Map | 0 | - | 4.99 | 133,758 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,371 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,052 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,402 |
| European Coastal Capitals | 0 | - | 4.95 | 90,577 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,579 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,907 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,971 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,820 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,535 |
| Asian Cities by Wikipedia Descriptions | 0 | - | 4.57 | 31,290 |
| Official Cities in the UK | 0 | - | 4.89 | 283,659 |
| Random U.S. City to State | 0 | - | 4.45 | 76,296 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,273 |
| South America Capitals Quiz | 0 | - | 5.00 | 481,319 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,725 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,462 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,023 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,247 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,813 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,165 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,347 |
| Europe Capitals Mystery Route | 0 | - | 4.97 | 54,969 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,276 |
| U.S. State Flags | 0 | - | 4.89 | 170,373 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,583 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,134 |
| Random European City to Country | 0 | - | 4.69 | 117,649 |
| Random Asian City to Country | 0 | - | 4.56 | 44,489 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,597 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,480 |
| World Capitals Quiz | 0 | - | 5.00 | 5,072,508 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,084 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,143 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,827 |
| Las Vegas City Trivia | 0 | - | 4.52 | 13,765 |
| U.S. States Closest to Tokyo | 0 | - | 4.89 | 60,455 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,914 |
| Capitals of the Stans | 0 | - | 4.95 | 26,838 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,492 |
| Cities that End in G by Clue | 0 | - | 4.60 | 21,567 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,586,023 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,450 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,511 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,648 |
| Random European Capital to Country | 0 | - | 4.98 | 190,886 |
| Random European Country to Capital | 0 | - | 4.93 | 165,102 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,445 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,743 |
| Random African Capital to Country | 0 | - | 4.97 | 100,700 |
| Random African Country to Capital | 0 | - | 4.94 | 71,196 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,547 |
| U.S. State Capitals in the Answer | 0 | - | 4.77 | 35,596 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,124 |
| Cities that End in T by Clue | 0 | - | 4.70 | 17,342 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.81 | 55,952 |
| Random General Knowledge - U.S. States | 0 | - | 4.46 | 41,984 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,174 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,593 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 175,534 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,942 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,330 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,588 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,326 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,925 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,082 |
| Cities that End in D by Clue | 0 | - | 4.49 | 26,925 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,728 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,345 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,996 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,179 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,635 |
| Random Point on Land to US State | 0 | - | 4.63 | 69,248 |
| Countries Similar to U.S. States by Population | 0 | - | 4.91 | 70,770 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 114,194 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,761 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,096 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,556 |
| Name a City - U.S. States | 0 | - | 4.41 | 26,709 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,424 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,761 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.63 | 55,408 |
| Find the City #1 | 0 | - | 4.97 | 42,791 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,222 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,388 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,468 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,198 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,954 |
| Countries by Capital City | 0 | - | 5.00 | 68,232 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,148 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,628 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,174 |
| Moved Capital Cities | 0 | - | 4.96 | 74,193 |
| Random Capital to Country | 0 | - | 4.99 | 2,590,862 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,551 |
| Random Country to Capital | 0 | - | 4.98 | 920,270 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 113,977 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,036 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,772 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,687 |
| Which City in California? | 0 | - | 4.56 | 32,026 |
| Boroughs of New York City | 0 | - | 4.47 | 84,589 |
| Seattle City Trivia | 0 | - | 4.20 | 26,416 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,019 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 208,852 |
| Win the U.S. Presidential Election | 0 | - | 4.78 | 627,465 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,882 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,885 |
| North American Sports Cities | 0 | - | 4.83 | 172,356 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,314 |
| Cities in European History #1 | 0 | - | 4.63 | 133,976 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,340 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,742 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,883 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,121 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,753 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,419 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,380 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,800 |
| Name a Valid World City | 0 | - | 4.83 | 71,183 |
| Cities by Former Name | 0 | - | 4.83 | 91,560 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,386 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,648 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,446 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,177 |
| World Capitals by Map | 0 | - | 5.00 | 286,365 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,289 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 200,941 |
| All First Level Subdivision Capitals | 0 | - | 4.81 | 15,139 |
| World Capitals Mystery Route | 0 | - | 4.98 | 55,444 |
| Capitals Starting With H | 0 | - | 4.91 | 92,528 |
| Capitals Starting With K | 0 | - | 4.88 | 83,433 |
| Capitals Starting With L | 0 | - | 4.81 | 88,050 |
| Capitals Starting With M | 0 | - | 4.93 | 107,753 |
| Capitals Starting With P | 0 | - | 4.88 | 78,175 |
| Capitals Starting With R | 0 | - | 4.87 | 81,803 |
| Capitals Starting With S | 0 | - | 4.90 | 85,758 |
| Capitals Starting With T | 0 | - | 4.85 | 76,145 |
| Capitals Starting With W | 0 | - | 4.87 | 91,291 |
| Capitals Starting With A | 0 | - | 4.97 | 127,871 |
| Capitals Starting With B | 0 | - | 4.89 | 118,447 |
| Capitals Starting With D | 0 | - | 4.93 | 96,403 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,457 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,070 |
| US State Capitals - One Minute Sprint | 0 | - | 4.06 | 183,837 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,395 |
| Cities on the Mediterranean Sea by a Clue | 0 | - | 4.32 | 26,543 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,328,540 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,152 |
| Hawaiian Islands | 0 | - | 4.83 | 42,704 |
| U.S. States that Border Canada | 0 | - | 4.91 | 184,877 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,317 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,538,616 |
| U.S. States by Clue #1 | 0 | - | 4.51 | 39,092 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 220,765 |
| Category Elimination - U.S. States #2 | 0 | - | 4.83 | 134,181 |
