| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,024 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,439 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,018 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,978 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,698,924 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,708 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,332 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,682 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 151,065 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,122 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,655 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 178,162 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,024 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,608 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,840 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,217 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,317 |
| US States Quiz | 0 | - | 5.00 | 16,998,227 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,692 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,415 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,571 |
| Random U.S. City to State | 0 | - | 4.45 | 76,922 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,450 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,505 |
| Name a City - European Countries | 0 | - | 4.90 | 66,188 |
| Africa Capitals Quiz | 0 | - | 4.99 | 743,971 |
| Asia Capitals Quiz | 0 | - | 4.98 | 698,941 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,435 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,823 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 114,603 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,166 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,877 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,796 |
| Boroughs of New York City | 0 | - | 4.47 | 85,337 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 119,091 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 112,289 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 114,324 |
| U.S. States with Short Names | 0 | - | 4.91 | 150,363 |
| U.S. States that Start with M | 0 | - | 4.93 | 188,384 |
| U.S. States By Population | 0 | - | 4.92 | 154,163 |
| U.S. States that Start with N | 0 | - | 4.95 | 172,242 |
| U.S. States with Longest Names | 0 | - | 4.85 | 44,902 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,873 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,543 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 66,105 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,167 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,519 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,836 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,443 |
| US States with an Empty Map | 0 | - | 5.00 | 628,765 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 97,161 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,308 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 134,265 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,740 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,491 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,092 |
| ALL California Cities | 0 | - | 4.37 | 43,244 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,887 |
| Europe Capital to Country | 0 | - | 4.99 | 252,122 |
| Asia Capital to Country | 0 | - | 4.96 | 127,404 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,998 |
| European Capitals by Map | 0 | - | 4.99 | 142,127 |
| African Capitals by Map | 0 | - | 4.99 | 142,226 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,922 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,884 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,204 |
| European Coastal Capitals | 0 | - | 4.95 | 91,325 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,192 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,772 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,818 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,171 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,241 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 54,829 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.48 | 53,009 |
| World Capitals Quiz | 0 | - | 5.00 | 5,106,705 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 37,099 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,723 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 34,081 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,562 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,878 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,530 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,862 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,217 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,339 |
| Official Cities in the UK | 0 | - | 4.89 | 286,304 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,493 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,351 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,499 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 27,098 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,263 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,250 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,594 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,130 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,404 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,591 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,472 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,965 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,720 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,797 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,248 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,261 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,864 |
| U.S. Cities With The Most Top Census Appearances | 0 | - | 4.68 | 11,402 |
| Capitals of the Stans | 0 | - | 4.95 | 27,148 |
| American TV Show Settings | 0 | - | 4.37 | 30,702 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,702 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,942 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,249 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,599,756 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 134,261 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,634 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 81,387 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,670 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,307 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,114 |
| US States and State Capitals | 0 | - | 4.99 | 165,405 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,427 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,517 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,847 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,659 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,494 |
| States of Mexico | 0 | - | 4.96 | 178,302 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 73,105 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 160,084 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 48,051 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 84,666 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,460 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 118,218 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,925 |
| South American Cities on the Map | 0 | - | 4.52 | 35,554 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,595 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,933 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,617 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,588 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,491 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,079 |
| Name a World Capital A-Z | 0 | - | 5.00 | 177,057 |
| Random European Capital to Country | 0 | - | 4.98 | 192,154 |
| Random European Country to Capital | 0 | - | 4.93 | 165,912 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,993 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,441 |
| Random African Capital to Country | 0 | - | 4.97 | 101,366 |
| Random African Country to Capital | 0 | - | 4.95 | 71,759 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,747 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,325 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.94 | 95,211 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,563 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,453 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,619 |
| Countries Closest to Canada | 0 | - | 4.91 | 199,499 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,825 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 335,460 |
| Pixelated United States Map | 0 | - | 4.88 | 94,823 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,688 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,766 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,497 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 191,797 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,319 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,369 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,980 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,216 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,239 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,160 |
| Countries by Capital City | 0 | - | 5.00 | 69,411 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,862 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,240 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,912 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,164 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,820 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 66,034 |
| Moved Capital Cities | 0 | - | 4.96 | 74,657 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,268 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,380 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,416 |
| World Capitals with a Unique First Letter | 0 | - | 4.83 | 75,813 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,875 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,421 |
| Most Guessed US State Capitals | 0 | - | 4.37 | 24,743 |
| U.S. State Capital Superlatives - Top 2 | 0 | - | 4.36 | 21,832 |
| Which City in Europe? | 0 | - | 4.83 | 107,898 |
| Neighborhoods of New York City | 0 | - | 4.38 | 30,593 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,238 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,681 |
| Countries that Beat Canada | 0 | - | 4.90 | 99,010 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,477 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,401 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 83,053 |
| New England States | 0 | - | 4.51 | 59,898 |
| U.S. States by Land Area | 0 | - | 4.55 | 53,064 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 38,120 |
| Add a Letter - Make a U.S. State | 0 | - | 4.70 | 83,157 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 56,286 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.75 | 41,149 |
| U.S. States by Borders | 0 | - | 4.62 | 35,485 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,466 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.48 | 37,189 |
| Save Americans by Guessing U.S. States | 0 | - | 4.61 | 188,880 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,683 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 102,346 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,455 |
