| Which City in California? | 0 | - | 4.56 | 31,990 |
| Which City in New York State? | 0 | - | 4.60 | 15,945 |
| Which City in Texas? | 0 | - | 4.45 | 25,050 |
| Which City in Florida? | 0 | - | 4.61 | 10,977 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,378 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,788 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,403 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,475 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,980 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,685,879 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,809 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,705 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,599 |
| Name a City - European Countries | 0 | - | 4.90 | 65,133 |
| Africa Capitals Quiz | 0 | - | 4.99 | 735,394 |
| Asia Capitals Quiz | 0 | - | 4.98 | 690,668 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,611 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,881 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,432 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,995 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,053 |
| Which City in Europe? | 0 | - | 4.83 | 107,124 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,335 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,756 |
| Random U.S. City to State | 0 | - | 4.45 | 75,995 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,191 |
| Europe Capital to Country | 0 | - | 4.99 | 249,440 |
| Asia Capital to Country | 0 | - | 4.96 | 126,401 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,495 |
| European Capitals by Map | 0 | - | 4.99 | 138,408 |
| African Capitals by Map | 0 | - | 4.99 | 133,197 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,221 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,983 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,819 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,187 |
| European Coastal Capitals | 0 | - | 4.95 | 90,317 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,471 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 268,988 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,414 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,707 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,551 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,054 |
| Which City in Canada? | 0 | - | 4.82 | 56,931 |
| Official Cities in the UK | 0 | - | 4.89 | 282,855 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,921 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,207 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,851 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,935 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,659 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,043 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,040 |
| Europe Capitals Mystery Route | 0 | - | 4.97 | 54,741 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,141 |
| US States and State Capitals | 0 | - | 4.99 | 161,077 |
| Boroughs of New York City | 0 | - | 4.47 | 84,456 |
| Random U.S. States on a Map | 0 | - | 4.96 | 624,834 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,551 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 69,879 |
| Random European City to Country | 0 | - | 4.69 | 117,418 |
| Random Asian City to Country | 0 | - | 4.56 | 44,456 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 146,820 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,292 |
| World Capitals Quiz | 0 | - | 5.00 | 5,060,414 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,865 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,019 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,483 |
| U.S. State Capitals in the Answer | 0 | - | 4.77 | 35,522 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 129,070 |
| Capitals of the Stans | 0 | - | 4.95 | 26,702 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,275 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 174,659 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,232 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,395 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 150,353 |
| ALL California Cities | 0 | - | 4.37 | 42,976 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,846 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,012 |
| Every City in Arizona on a Map | 0 | - | 4.50 | 9,315 |
| Every City in Alabama on a Map | 0 | - | 4.73 | 8,446 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,433 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.61 | 14,603 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,581,725 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,162 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,950 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,424 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,054 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,509 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,531 |
| Random European Capital to Country | 0 | - | 4.98 | 190,545 |
| Random European Country to Capital | 0 | - | 4.93 | 164,317 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,119 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,527 |
| Random African Capital to Country | 0 | - | 4.97 | 100,428 |
| Random African Country to Capital | 0 | - | 4.94 | 70,991 |
| Melbourne Suburbs | 0 | - | 4.85 | 52,697 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,693 |
| New York City A-Z | 0 | - | 4.18 | 32,269 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 505,211 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,010 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,916 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,702 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,774 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,530 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,194 |
| Name a City - U.S. States | 0 | - | 4.41 | 26,658 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,717 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,573 |
| Find the City #1 | 0 | - | 4.97 | 42,645 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,587 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,873 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,203 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,225 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,873 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,503 |
| Countries by Capital City | 0 | - | 5.00 | 67,835 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,920 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,421 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,466 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,909 |
| Moved Capital Cities | 0 | - | 4.96 | 74,005 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,360 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 113,834 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,381 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,002 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,741 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,641 |
| US State Capitals - One Minute Sprint | 0 | - | 4.06 | 183,506 |
| European Cities by Clue | 0 | - | 4.70 | 88,991 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 39,003 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,142 |
| Smaller U.S. Cities You May Know #1 | 0 | - | 4.45 | 19,680 |
| Which City in the United States? | 0 | - | 4.21 | 56,896 |
| Which City in Africa? | 0 | - | 4.77 | 57,746 |
| Which City in Asia? | 0 | - | 4.52 | 51,304 |
| Washington D.C. Trivia | 0 | - | 4.45 | 38,983 |
| Chicago A-Z | 0 | - | 4.25 | 15,494 |
| Miami City Trivia | 0 | - | 4.60 | 11,218 |
| Dallas City Trivia | 0 | - | 4.46 | 6,817 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 208,349 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,809 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,645 |
| North American Sports Cities | 0 | - | 4.83 | 171,708 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,201 |
| Cities in European History #1 | 0 | - | 4.63 | 133,745 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,298 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,689 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,859 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,097 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,508 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,729 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,377 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,202 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,617 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 39,466 |
| Name a Valid World City | 0 | - | 4.83 | 70,882 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.63 | 55,256 |
| Cities by Former Name | 0 | - | 4.83 | 91,397 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,303 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,544 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,310 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,821 |
| World Capitals by Map | 0 | - | 5.00 | 285,401 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,115 |
| Random Capital to Country | 0 | - | 4.99 | 2,587,173 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 200,751 |
| Random Country to Capital | 0 | - | 4.98 | 917,414 |
| World Capitals Mystery Route | 0 | - | 4.98 | 55,189 |
| Capitals Starting With H | 0 | - | 4.90 | 91,902 |
| Capitals Starting With K | 0 | - | 4.85 | 76,076 |
| Capitals Starting With L | 0 | - | 4.81 | 87,304 |
| Capitals Starting With M | 0 | - | 4.93 | 106,838 |
| Capitals Starting With P | 0 | - | 4.88 | 77,582 |
| Capitals Starting With R | 0 | - | 4.87 | 81,341 |
| Capitals Starting With S | 0 | - | 4.89 | 85,217 |
| Capitals Starting With T | 0 | - | 4.84 | 75,686 |
| Capitals Starting With W | 0 | - | 4.87 | 90,960 |
| Capitals Starting With A | 0 | - | 4.97 | 127,158 |
| Capitals Starting With B | 0 | - | 4.89 | 117,803 |
| Capitals Starting With D | 0 | - | 4.93 | 95,866 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,692 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,184 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,025 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,890 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.44 | 10,609 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,939 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,380 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.45 | 54,709 |
| 20 Chinese Cities Everyone Should Know | 0 | - | 4.80 | 39,422 |
| Which City in Germany? | 0 | - | 4.50 | 136,044 |
| Which City in Italy? | 0 | - | 4.67 | 89,928 |
| Which City in France? | 0 | - | 4.64 | 72,938 |
| Which City in the Middle East? | 0 | - | 4.47 | 67,046 |
| Which City in Spain? | 0 | - | 4.50 | 49,865 |
| Which City in Latin America? | 0 | - | 4.63 | 46,973 |
| Which City in Australia? | 0 | - | 4.67 | 34,366 |
| Los Angeles A-Z | 0 | - | 4.20 | 9,502 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,325,697 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,532,656 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 220,248 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 133,775 |
