| US States and State Capitals | 0 | - | 4.99 | 162,802 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,102 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 89,105 |
| Every City in Alabama on a Map | 0 | - | 4.73 | 8,504 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,483 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.61 | 14,641 |
| Countries Similar to U.S. States by Population | 0 | - | 4.91 | 70,925 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,540 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,971 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,856 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,626 |
| Which City in Canada? | 0 | - | 4.83 | 57,100 |
| Hawaiian Islands | 0 | - | 4.83 | 42,736 |
| Random U.S. States Mouse Hunt! | 0 | - | 4.94 | 192,144 |
| Africa Capitals Quiz | 0 | - | 4.99 | 738,312 |
| Asia Capitals Quiz | 0 | - | 4.98 | 693,551 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,690,648 |
| Name a City - European Countries | 0 | - | 4.90 | 65,448 |
| Every City in Colorado on a Map | 0 | - | 4.48 | 13,274 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,932 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,724 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,030 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,114 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,871 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,860 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,010 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,789 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,221 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,151 |
| Miami City Trivia | 0 | - | 4.60 | 11,238 |
| Dallas City Trivia | 0 | - | 4.46 | 6,838 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 506,955 |
| Every City in Texas on a Map | 0 | - | 4.37 | 15,422 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 114,380 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,774 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,177 |
| Europe Capital to Country | 0 | - | 4.99 | 250,491 |
| Asia Capital to Country | 0 | - | 4.96 | 126,726 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,983 |
| European Capitals by Map | 0 | - | 4.99 | 139,429 |
| African Capitals by Map | 0 | - | 4.99 | 133,912 |
| South America Capitals Quiz | 0 | - | 5.00 | 481,765 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,491 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,139 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,479 |
| European Coastal Capitals | 0 | - | 4.95 | 90,660 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,613 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,235 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,188 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,866 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,705 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,750 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,238 |
| U.S. State Capitals in the Answer | 0 | - | 4.77 | 35,622 |
| Rivers of the United States | 0 | - | 4.93 | 66,231 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,682,699 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,703 |
| Official Cities in the UK | 0 | - | 4.89 | 284,030 |
| World Capitals Quiz | 0 | - | 5.00 | 5,077,164 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,038 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,533 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,094 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,355 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,881 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,219 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,424 |
| Europe Capitals Mystery Route | 0 | - | 4.97 | 55,072 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,329 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.45 | 10,637 |
| U.S. State Flags | 0 | - | 4.88 | 170,716 |
| U.S. States that Border Canada | 0 | - | 4.91 | 185,126 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,595 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,213 |
| Name a City - U.S. States | 0 | - | 4.41 | 26,727 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 148,334 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,549 |
| Every City in Oregon on a Map | 0 | - | 4.27 | 10,658 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,153 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,489 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,206 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,848 |
| Smaller U.S. Cities You May Know #1 | 0 | - | 4.45 | 19,712 |
| Boroughs of New York City | 0 | - | 4.47 | 84,630 |
| All About Atlanta | 0 | - | 4.60 | 11,254 |
| Las Vegas City Trivia | 0 | - | 4.52 | 13,773 |
| U.S. States Closest to Tokyo | 0 | - | 4.89 | 60,559 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 89,007 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,541,014 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 220,942 |
| Category Elimination - U.S. States #2 | 0 | - | 4.83 | 134,319 |
| Capitals of the Stans | 0 | - | 4.95 | 26,866 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,364 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,676 |
| ALL California Cities | 0 | - | 4.37 | 43,072 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,965 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,105 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,587,808 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,561 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,544 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,706 |
| Random European Capital to Country | 0 | - | 4.98 | 191,009 |
| Random European Country to Capital | 0 | - | 4.93 | 165,217 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,503 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,807 |
| Random African Capital to Country | 0 | - | 4.97 | 100,773 |
| Random African Country to Capital | 0 | - | 4.94 | 71,294 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,488 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,617 |
| US State Capitals - One Minute Sprint | 0 | - | 4.05 | 183,983 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 33,984 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,210 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,884 |
| U.S. State Capitals with the Least Precipitation | 0 | - | 4.41 | 23,269 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,330 |
| Which City in the United States? | 0 | - | 4.21 | 57,014 |
| Los Angeles City Quiz | 0 | - | 4.15 | 30,736 |
| Pennsylvania Counties | 0 | - | 4.50 | 52,886 |
| New York Counties | 0 | - | 4.65 | 50,657 |
| North Carolina Counties | 0 | - | 4.54 | 53,342 |
| Georgia Counties | 0 | - | 4.51 | 49,521 |
| Virginia Counties | 0 | - | 4.45 | 33,274 |
| West Virginia Counties | 0 | - | 4.63 | 33,833 |
| Ohio Counties | 0 | - | 4.48 | 45,852 |
| Texas Counties | 0 | - | 4.56 | 76,796 |
| State Quiz - Arizona | 0 | - | 4.44 | 36,746 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,257 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,756 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 175,875 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 126,255 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,246 |
| Find the City #1 | 0 | - | 4.97 | 42,850 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,336 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,459 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,558 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,310 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,106 |
| Countries by Capital City | 0 | - | 5.00 | 68,396 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,228 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,703 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,650 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,016 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,272 |
| Moved Capital Cities | 0 | - | 4.96 | 74,249 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,585 |
| Bay Area or Los Angeles Suburb | 0 | - | 4.40 | 15,050 |
| Which City in Europe? | 0 | - | 4.83 | 107,449 |
| Random Point on Land to US State | 0 | - | 4.63 | 69,303 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,392,288 |
| Cities on Interstate 90 on a Map | 0 | - | 4.45 | 32,208 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,780 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,568 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,409 |
| Random U.S. City to State | 0 | - | 4.45 | 76,346 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,440 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,285 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.64 | 55,474 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,776 |
| Random Capital to Country | 0 | - | 4.99 | 2,592,465 |
| Random Country to Capital | 0 | - | 4.98 | 921,227 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,029 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,053 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,783 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,699 |
| Which City in California? | 0 | - | 4.56 | 32,042 |
| Seattle City Trivia | 0 | - | 4.20 | 26,433 |
| Philadelphia Trivia | 0 | - | 4.26 | 22,022 |
| New Orleans City Trivia | 0 | - | 4.09 | 20,175 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,413 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,153 |
| California Cities Map Quiz | 0 | - | 4.50 | 87,984 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,900 |
| New York Cities Map Quiz | 0 | - | 4.55 | 42,248 |
| Cities of Los Angeles County on a Map | 0 | - | 4.69 | 27,096 |
| Win the U.S. Presidential Election | 0 | - | 4.78 | 628,340 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,913 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,943 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.94 | 51,793 |
| North American Sports Cities | 0 | - | 4.83 | 172,462 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,345 |
| Cities in European History #1 | 0 | - | 4.63 | 134,073 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,361 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,769 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,889 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,132 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,534 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,441 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,440 |
| Cities in Squares on a Map - Europe | 0 | - | 4.70 | 53,888 |
| Name a Valid World City | 0 | - | 4.83 | 71,290 |
| Cities by Former Name | 0 | - | 4.83 | 91,611 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,422 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,686 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,489 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,275 |
| World Capitals by Map | 0 | - | 5.00 | 286,733 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,361 |
| All First Level Subdivision Capitals | 0 | - | 4.81 | 15,161 |
| World Capitals Mystery Route | 0 | - | 4.98 | 55,521 |
| Capitals Starting With H | 0 | - | 4.91 | 92,621 |
| Capitals Starting With K | 0 | - | 4.88 | 83,632 |
