| Random State Capital to U.S. State | 0 | - | 4.84 | 88,989 |
| US States and State Capitals | 0 | - | 4.99 | 162,138 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,021 |
| Countries Similar to U.S. States by Population | 0 | - | 4.91 | 70,745 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,770 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,753 |
| Which City in Canada? | 0 | - | 4.83 | 57,063 |
| Bay Area or Los Angeles Suburb | 0 | - | 4.40 | 15,043 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,689,049 |
| Every City in Arizona on a Map | 0 | - | 4.51 | 9,357 |
| Every City in Alabama on a Map | 0 | - | 4.73 | 8,483 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,468 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.61 | 14,628 |
| Africa Capitals Quiz | 0 | - | 4.99 | 737,303 |
| Asia Capitals Quiz | 0 | - | 4.98 | 692,519 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,714 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,015 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,975 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,780 |
| Name a City - European Countries | 0 | - | 4.90 | 65,338 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,606 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,128 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,124 |
| Miami City Trivia | 0 | - | 4.60 | 11,226 |
| Dallas City Trivia | 0 | - | 4.46 | 6,831 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 506,361 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,616 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,054 |
| ALL California Cities | 0 | - | 4.37 | 43,041 |
| Europe Capital to Country | 0 | - | 4.99 | 249,979 |
| Asia Capital to Country | 0 | - | 4.96 | 126,628 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,819 |
| European Capitals by Map | 0 | - | 4.99 | 139,047 |
| African Capitals by Map | 0 | - | 4.99 | 133,728 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,326 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,036 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,386 |
| European Coastal Capitals | 0 | - | 4.95 | 90,559 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,569 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,798 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,883 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,815 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,117 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,734 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,220 |
| U.S. State Capitals in the Answer | 0 | - | 4.77 | 35,591 |
| Los Angeles City Quiz | 0 | - | 4.15 | 30,735 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,401 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,670 |
| Official Cities in the UK | 0 | - | 4.89 | 283,581 |
| Every City in Colorado on a Map | 0 | - | 4.48 | 13,252 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,885 |
| South America Capitals Quiz | 0 | - | 5.00 | 481,189 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,611 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,435 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,002 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,210 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,806 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,157 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,326 |
| Europe Capitals Mystery Route | 0 | - | 4.97 | 54,957 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,268 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.45 | 10,626 |
| U.S. State Flags | 0 | - | 4.89 | 170,299 |
| Hawaiian Islands | 0 | - | 4.83 | 42,695 |
| U.S. States that Border Canada | 0 | - | 4.91 | 184,811 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,579 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,119 |
| Name a City - U.S. States | 0 | - | 4.41 | 26,702 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,532 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,468 |
| World Capitals Quiz | 0 | - | 5.00 | 5,071,394 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,071 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,329 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,137 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,821 |
| Smaller U.S. Cities You May Know #1 | 0 | - | 4.45 | 19,705 |
| Which City in California? | 0 | - | 4.56 | 32,025 |
| Boroughs of New York City | 0 | - | 4.47 | 84,579 |
| All About Atlanta | 0 | - | 4.60 | 11,250 |
| Las Vegas City Trivia | 0 | - | 4.52 | 13,763 |
| California Cities Map Quiz | 0 | - | 4.50 | 87,962 |
| U.S. States Closest to Tokyo | 0 | - | 4.89 | 60,425 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,886 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,537,866 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 220,715 |
| Category Elimination - U.S. States #2 | 0 | - | 4.83 | 134,138 |
| State Quiz - California | 0 | - | 4.69 | 64,411 |
| Capitals of the Stans | 0 | - | 4.95 | 26,829 |
| Every City in Texas on a Map | 0 | - | 4.37 | 15,377 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,526 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,585,629 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,429 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,503 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,638 |
| Random European Capital to Country | 0 | - | 4.98 | 190,835 |
| Random European Country to Capital | 0 | - | 4.93 | 165,062 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,394 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,724 |
| Random African Capital to Country | 0 | - | 4.97 | 100,683 |
| Random African Country to Capital | 0 | - | 4.94 | 71,181 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,453 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,604 |
| US State Capitals - One Minute Sprint | 0 | - | 4.06 | 183,809 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 33,967 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,191 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,878 |
| U.S. State Capitals with the Least Precipitation | 0 | - | 4.41 | 23,260 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,114 |
| Which City in the United States? | 0 | - | 4.21 | 56,979 |
| California... or Florida? | 0 | - | 4.60 | 51,336 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,163 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,567 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 175,434 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,322 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,557 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,313 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,916 |
| Random U.S. City to State | 0 | - | 4.45 | 76,274 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,078 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,264 |
| Every City in Oregon on a Map | 0 | - | 4.27 | 10,630 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,717 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,261 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,991 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,732 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,973 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,663 |
| Which City in Europe? | 0 | - | 4.83 | 107,367 |
| US States by Borders in 30 Seconds | 0 | - | 4.67 | 2,680,294 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,391,026 |
| California True or False? | 0 | - | 4.62 | 35,283 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 114,157 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,751 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,070 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,555 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,420 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.63 | 55,394 |
| Find the City #1 | 0 | - | 4.97 | 42,771 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,198 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,370 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,454 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,179 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,927 |
| Countries by Capital City | 0 | - | 5.00 | 68,202 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,135 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,615 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,148 |
| Moved Capital Cities | 0 | - | 4.96 | 74,171 |
| Random Capital to Country | 0 | - | 4.99 | 2,590,538 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,545 |
| Random Country to Capital | 0 | - | 4.98 | 920,070 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 113,965 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,031 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,770 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,681 |
| Seattle City Trivia | 0 | - | 4.20 | 26,406 |
| Philadelphia Trivia | 0 | - | 4.26 | 22,017 |
| New Orleans City Trivia | 0 | - | 4.09 | 20,172 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,285 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,082 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,870 |
| New York Cities Map Quiz | 0 | - | 4.55 | 42,222 |
| Rivers of the United States | 0 | - | 4.93 | 66,169 |
| Win the U.S. Presidential Election | 0 | - | 4.78 | 627,218 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,874 |
| States that Beat California | 0 | - | 4.54 | 63,594 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,877 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.94 | 51,707 |
| North American Sports Cities | 0 | - | 4.83 | 172,335 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,311 |
| Cities in European History #1 | 0 | - | 4.63 | 133,957 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,337 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,740 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,882 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,120 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,417 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,364 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,788 |
| Name a Valid World City | 0 | - | 4.83 | 71,150 |
| Cities by Former Name | 0 | - | 4.83 | 91,544 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,379 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,637 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,432 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,139 |
| World Capitals by Map | 0 | - | 5.00 | 286,254 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,268 |
| All First Level Subdivision Capitals | 0 | - | 4.81 | 15,135 |
| World Capitals Mystery Route | 0 | - | 4.98 | 55,428 |
| Capitals Starting With H | 0 | - | 4.91 | 92,517 |
| Capitals Starting With K | 0 | - | 4.88 | 83,393 |
| Capitals Starting With L | 0 | - | 4.81 | 88,036 |
| Capitals Starting With M | 0 | - | 4.93 | 107,725 |
| Capitals Starting With P | 0 | - | 4.88 | 78,160 |
| Capitals Starting With R | 0 | - | 4.87 | 81,794 |
| Capitals Starting With S | 0 | - | 4.90 | 85,745 |
| Capitals Starting With T | 0 | - | 4.85 | 76,138 |
| Capitals Starting With W | 0 | - | 4.87 | 91,282 |
| Capitals Starting With A | 0 | - | 4.97 | 127,850 |
| Capitals Starting With B | 0 | - | 4.89 | 118,428 |
