| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,692,834 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,980 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,915 |
| Boroughs of New York City | 0 | - | 4.47 | 84,710 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 89,235 |
| Every City in New York on the Map | 0 | - | 4.43 | 11,814 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,738 |
| US States Quiz | 0 | - | 5.00 | 16,917,573 |
| Countries Similar to U.S. States by Population | 0 | - | 4.91 | 71,102 |
| ALL California Cities | 0 | - | 4.37 | 43,103 |
| Random U.S. City to State | 0 | - | 4.45 | 76,528 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,200 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,015 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,860 |
| Africa Capitals Quiz | 0 | - | 4.99 | 739,712 |
| Asia Capitals Quiz | 0 | - | 4.98 | 694,744 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,774 |
| Name a City - European Countries | 0 | - | 4.90 | 65,616 |
| Every City in Arizona on a Map | 0 | - | 4.51 | 9,408 |
| Every City in Alabama on a Map | 0 | - | 4.74 | 8,532 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,517 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.63 | 14,663 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,049 |
| US States with an Empty Map | 0 | - | 5.00 | 625,983 |
| European Cities... in Texas | 0 | - | 4.53 | 12,551 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,293 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,643 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,307 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,186 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,116 |
| Neighborhoods of New York City | 0 | - | 4.37 | 30,477 |
| Miami City Trivia | 0 | - | 4.60 | 11,244 |
| Dallas City Trivia | 0 | - | 4.46 | 6,842 |
| Draw All US State Borders | 0 | - | 4.99 | 138,569 |
| Most Common Immigrant Origin by U.S. State | 0 | - | 4.90 | 67,130 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,372 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,839 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,503 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,574 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 110,956 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,388 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,550 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,467 |
| Europe Capital to Country | 0 | - | 4.99 | 250,873 |
| Asia Capital to Country | 0 | - | 4.96 | 126,870 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,203 |
| European Capitals by Map | 0 | - | 4.99 | 139,967 |
| African Capitals by Map | 0 | - | 4.99 | 134,164 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,541 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,633 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,292 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,633 |
| European Coastal Capitals | 0 | - | 4.95 | 90,815 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,671 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,852 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,545 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,924 |
| Random Europe Capitals Mystery Route | 0 | - | 4.98 | 82,730 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,769 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,270 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,988 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,587 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 33,997 |
| U.S. State Capitals in the Answer | 0 | - | 4.77 | 35,661 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,664 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 209,458 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,338 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,733 |
| Official Cities in the UK | 0 | - | 4.89 | 284,505 |
| Every City in Colorado on a Map | 0 | - | 4.49 | 13,336 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,969 |
| World Capitals Quiz | 0 | - | 5.00 | 5,083,875 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,578 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,710 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,211 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,523 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,022 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,297 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,550 |
| Europe Capitals Mystery Route | 0 | - | 4.97 | 55,201 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,407 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.45 | 10,641 |
| U.S. States that Border Canada | 0 | - | 4.91 | 185,554 |
| U.S. Cities With The Most Top Census Appearances | 0 | - | 4.68 | 11,249 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,615 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,383 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,437 |
| Name a City - U.S. States | 0 | - | 4.41 | 26,756 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,270 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,800 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,671 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,246 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,723 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,295 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,643 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,251 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,077 |
| US States and State Capitals | 0 | - | 4.99 | 163,510 |
| All About Atlanta | 0 | - | 4.60 | 11,264 |
| New York Cities Map Quiz | 0 | - | 4.55 | 42,265 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,544,417 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 221,316 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 134,611 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,915 |
| Capitals of the Stans | 0 | - | 4.95 | 26,917 |
| Every City in Texas on a Map | 0 | - | 4.37 | 15,492 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 159,549 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,556 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 83,073 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,041 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 117,462 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,491 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,421 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,836 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,021 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,834 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,159 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,590,790 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,591 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,796 |
| Random European Capital to Country | 0 | - | 4.98 | 191,392 |
| Random European Country to Capital | 0 | - | 4.93 | 165,386 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,600 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,983 |
| Random African Capital to Country | 0 | - | 4.97 | 100,911 |
| Random African Country to Capital | 0 | - | 4.94 | 71,373 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,536 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,627 |
| US State Capitals - One Minute Sprint | 0 | - | 4.05 | 184,258 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,239 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,236 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,903 |
| U.S. State Capitals with the Least Precipitation | 0 | - | 4.41 | 23,280 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,543 |
| Los Angeles City Quiz | 0 | - | 4.15 | 30,742 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,667 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 333,105 |
| State Quiz - New York | 0 | - | 4.52 | 46,213 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,403 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,972 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 176,419 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,543 |
| Find the City #1 | 0 | - | 4.97 | 42,974 |
| Every City in Oregon on a Map | 0 | - | 4.27 | 10,680 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,544 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,551 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,684 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,494 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,320 |
| Countries by Capital City | 0 | - | 5.00 | 68,642 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,376 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,818 |
| World Capitals by Proximity | 0 | - | 4.91 | 332,135 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,043 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,414 |
| Moved Capital Cities | 0 | - | 4.96 | 74,350 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,938 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 51,084 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,932 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,635 |
| Bay Area or Los Angeles Suburb | 0 | - | 4.40 | 15,060 |
| Which City in Europe? | 0 | - | 4.83 | 107,564 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,686 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,233 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,685,311 |
| Draw All US State Borders - Extreme | 0 | - | 4.99 | 78,764 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,393,759 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,818 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,582 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,791 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,485 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,332 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.64 | 55,600 |
| Random Capital to Country | 0 | - | 4.99 | 2,594,642 |
| Random Country to Capital | 0 | - | 4.98 | 922,765 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,138 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,076 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,804 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,721 |
| U.S. State Capitals Furthest from the State Border | 0 | - | 4.19 | 18,018 |
| U.S. State Capitals Closest to the Mississippi River | 0 | - | 4.85 | 18,400 |
| Which City in New York State? | 0 | - | 4.60 | 16,004 |
| Which City in California? | 0 | - | 4.56 | 32,081 |
| Philadelphia Trivia | 0 | - | 4.26 | 22,033 |
| New Orleans City Trivia | 0 | - | 4.09 | 20,179 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,574 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,249 |
| Mexico True or False? | 0 | - | 4.89 | 48,798 |
| California Cities Map Quiz | 0 | - | 4.50 | 88,048 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,931 |
| Rivers of the United States | 0 | - | 4.93 | 66,331 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,846 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,923 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,894 |
| U.S. License Plates Picture Quiz | 0 | - | 4.61 | 52,990 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,300 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,936 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,968 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,998 |
| States that Beat New York | 0 | - | 4.50 | 45,088 |