| Which City in California? | 0 | - | 4.56 | 31,943 |
| Which City in New York State? | 0 | - | 4.60 | 15,895 |
| Which City in Texas? | 0 | - | 4.45 | 25,005 |
| Which City in Florida? | 0 | - | 4.61 | 10,947 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,269 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,453 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,732 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,056 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,341 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,680,638 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,460 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,259 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,278 |
| Name a City - European Countries | 0 | - | 4.92 | 64,691 |
| Africa Capitals Quiz | 0 | - | 4.99 | 732,254 |
| Asia Capitals Quiz | 0 | - | 4.98 | 687,834 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,392 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,740 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,098 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,716 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,943 |
| Which City in Europe? | 0 | - | 4.83 | 106,908 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,865 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,214 |
| Random U.S. City to State | 0 | - | 4.45 | 75,516 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,063 |
| Europe Capital to Country | 0 | - | 4.99 | 248,486 |
| Asia Capital to Country | 0 | - | 4.96 | 125,996 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,859 |
| European Capitals by Map | 0 | - | 4.99 | 137,190 |
| African Capitals by Map | 0 | - | 4.99 | 132,540 |
| South America Capitals Quiz | 0 | - | 5.00 | 478,432 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,543 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,462 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,844 |
| European Coastal Capitals | 0 | - | 4.95 | 89,977 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,288 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 267,717 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,409 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,504 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,898 |
| 20 Chinese Cities Everyone Should Know | 0 | - | 4.81 | 39,234 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,781 |
| Which City in Canada? | 0 | - | 4.82 | 56,802 |
| Official Cities in the UK | 0 | - | 4.89 | 281,404 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,734 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,862 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,592 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,399 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,370 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,838 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,708 |
| Europe Capitals Mystery Route | 0 | - | 4.97 | 54,437 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,905 |
| US States and State Capitals | 0 | - | 4.99 | 159,529 |
| Boroughs of New York City | 0 | - | 4.47 | 84,243 |
| Random U.S. States on a Map | 0 | - | 4.96 | 622,844 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,496 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,469 |
| Random European City to Country | 0 | - | 4.69 | 116,817 |
| Random Asian City to Country | 0 | - | 4.56 | 44,419 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,657 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,969 |
| World Capitals Quiz | 0 | - | 5.00 | 5,042,833 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,593 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,815 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,392 |
| U.S. State Capitals in the Answer | 0 | - | 4.77 | 35,422 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 128,809 |
| Capitals of the Stans | 0 | - | 4.95 | 26,541 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,717 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 173,261 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,084 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,247 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 149,966 |
| ALL California Cities | 0 | - | 4.37 | 42,899 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,687 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,893 |
| Every City in Arizona on a Map | 0 | - | 4.48 | 9,228 |
| Every City in Alabama on a Map | 0 | - | 4.71 | 8,385 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,347 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.61 | 14,572 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,574,928 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,736 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,858 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,298 |
| Word Scramble - European Capitals | 0 | - | 4.72 | 93,877 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,213 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,347 |
| Random European Capital to Country | 0 | - | 4.98 | 189,560 |
| Random European Country to Capital | 0 | - | 4.92 | 147,714 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,551 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,645 |
| Random African Capital to Country | 0 | - | 4.97 | 99,891 |
| Random African Country to Capital | 0 | - | 4.94 | 70,384 |
| Melbourne Suburbs | 0 | - | 4.84 | 52,093 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,657 |
| New York City A-Z | 0 | - | 4.18 | 32,221 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 503,153 |
| European Capitals by Airport Code | 0 | - | 4.92 | 35,658 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,865 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,603 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,194 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,483 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,995 |
| Name a City - U.S. States | 0 | - | 4.41 | 26,582 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,638 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,503 |
| Find the City #1 | 0 | - | 4.97 | 42,355 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,338 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,355 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,931 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,890 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,078 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,918 |
| Countries by Capital City | 0 | - | 5.00 | 67,163 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,571 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 114,110 |
| World Capitals by Proximity | 0 | - | 4.91 | 329,167 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,571 |
| Moved Capital Cities | 0 | - | 4.96 | 73,777 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 74,506 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,628 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,283 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,941 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,681 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,564 |
| US State Capitals - One Minute Sprint | 0 | - | 4.06 | 182,890 |
| European Cities by Clue | 0 | - | 4.70 | 88,886 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 38,947 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,093 |
| Smaller U.S. Cities You May Know #1 | 0 | - | 4.45 | 19,640 |
| Which City in the United States? | 0 | - | 4.21 | 56,808 |
| Which City in Africa? | 0 | - | 4.78 | 57,660 |
| Which City in Asia? | 0 | - | 4.52 | 51,223 |
| Washington D.C. Trivia | 0 | - | 4.44 | 38,875 |
| Chicago A-Z | 0 | - | 4.25 | 15,471 |
| Miami City Trivia | 0 | - | 4.60 | 11,203 |
| Dallas City Trivia | 0 | - | 4.46 | 6,794 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 207,246 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,684 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,308 |
| North American Sports Cities | 0 | - | 4.83 | 171,184 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,995 |
| Cities in European History #1 | 0 | - | 4.63 | 133,396 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,236 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,608 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,827 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,043 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,462 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,675 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,216 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,927 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,342 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 39,368 |
| Name a Valid World City | 0 | - | 4.83 | 70,381 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.63 | 55,006 |
| Cities by Former Name | 0 | - | 4.84 | 91,152 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,148 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,363 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,073 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,279 |
| World Capitals by Map | 0 | - | 5.00 | 284,269 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,853 |
| Random Capital to Country | 0 | - | 4.99 | 2,581,636 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 200,460 |
| Random Country to Capital | 0 | - | 4.98 | 913,552 |
| World Capitals Mystery Route | 0 | - | 4.98 | 54,895 |
| Capitals Starting With H | 0 | - | 4.90 | 91,579 |
| Capitals Starting With K | 0 | - | 4.85 | 75,849 |
| Capitals Starting With L | 0 | - | 4.81 | 87,023 |
| Capitals Starting With M | 0 | - | 4.93 | 106,394 |
| Capitals Starting With P | 0 | - | 4.88 | 77,352 |
| Capitals Starting With R | 0 | - | 4.87 | 81,126 |
| Capitals Starting With S | 0 | - | 4.89 | 84,974 |
| Capitals Starting With T | 0 | - | 4.84 | 75,446 |
| Capitals Starting With W | 0 | - | 4.89 | 90,762 |
| Capitals Starting With A | 0 | - | 4.97 | 126,776 |
| Capitals Starting With B | 0 | - | 4.89 | 117,498 |
| Capitals Starting With D | 0 | - | 4.93 | 95,580 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.62 | 34,625 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,081 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,956 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,824 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.44 | 10,586 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,883 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,354 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.45 | 54,631 |
| Which City in Germany? | 0 | - | 4.50 | 135,639 |
| Which City in Italy? | 0 | - | 4.64 | 89,296 |
| Which City in France? | 0 | - | 4.64 | 72,787 |
| Which City in the Middle East? | 0 | - | 4.47 | 66,929 |
| Which City in Spain? | 0 | - | 4.50 | 49,751 |
| Which City in Latin America? | 0 | - | 4.63 | 46,901 |
| Which City in Australia? | 0 | - | 4.67 | 34,307 |
| Los Angeles A-Z | 0 | - | 4.20 | 9,482 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,321,930 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,523,512 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 219,091 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,942 |
