| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,391 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,286 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,728 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,512 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,319 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,697,102 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,842 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,307 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,536 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,271 |
| South American Cities on the Map | 0 | - | 4.52 | 35,532 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,158 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,265 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,921 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 150,504 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 150,712 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,491 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,888 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,809 |
| Africa Capitals Quiz | 0 | - | 4.99 | 742,716 |
| Asia Capitals Quiz | 0 | - | 4.98 | 697,747 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,256 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,779 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 334,848 |
| Pixelated United States Map | 0 | - | 4.88 | 94,714 |
| Name a City - European Countries | 0 | - | 4.90 | 66,019 |
| US States with an Empty Map | 0 | - | 5.00 | 627,823 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,475 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 177,632 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,547 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,673 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,884 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,945 |
| Random U.S. City to State | 0 | - | 4.45 | 76,800 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,048 |
| Europe Capital to Country | 0 | - | 4.99 | 251,765 |
| Asia Capital to Country | 0 | - | 4.96 | 127,273 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,758 |
| European Capitals by Map | 0 | - | 4.99 | 141,705 |
| African Capitals by Map | 0 | - | 4.99 | 141,779 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,764 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,718 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,047 |
| European Coastal Capitals | 0 | - | 4.95 | 91,172 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,108 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,085 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,481 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,093 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,111 |
| Official Cities in the UK | 0 | - | 4.89 | 285,762 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,433 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,858 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,940 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,396 |
| World Capitals Quiz | 0 | - | 5.00 | 5,099,463 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,726 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,102 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,465 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,949 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,298 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,497 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,833 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,629 |
| Belize Country Quiz | 0 | - | 4.85 | 21,065 |
| US States Quiz | 0 | - | 5.00 | 16,971,501 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,788 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,479 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,503 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,722 |
| Random World Capitals on a Map | 0 | - | 4.93 | 135,521 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,393 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,763 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,484 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,286 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,115 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,843 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,768 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,433 |
| Boroughs of New York City | 0 | - | 4.47 | 84,895 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,233 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,998 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,715 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,774 |
| Jamaica Country Quiz | 0 | - | 4.58 | 35,221 |
| Grenada Country Quiz | 0 | - | 4.62 | 18,994 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,489 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,391 |
| States of Mexico | 0 | - | 4.96 | 177,824 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,640 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,392 |
| Capitals of the Stans | 0 | - | 4.95 | 27,086 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 159,927 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 84,251 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,341 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 117,965 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,650 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,690 |
| ALL California Cities | 0 | - | 4.37 | 43,205 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,489 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,596,952 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,755 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,988 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,955 |
| Random European Capital to Country | 0 | - | 4.98 | 191,947 |
| Random European Country to Capital | 0 | - | 4.93 | 165,727 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,917 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,329 |
| Random African Capital to Country | 0 | - | 4.97 | 101,196 |
| Random African Country to Capital | 0 | - | 4.95 | 71,659 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,200 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 37,072 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,677 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 34,044 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,108 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,367 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,317 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,567 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,961 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,934 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,905 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 112,132 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 114,132 |
| U.S. States with Short Names | 0 | - | 4.91 | 150,186 |
| U.S. States that Start with M | 0 | - | 4.93 | 188,163 |
| U.S. States By Population | 0 | - | 4.92 | 154,036 |
| U.S. States that Start with N | 0 | - | 4.95 | 172,080 |
| U.S. States with Longest Names | 0 | - | 4.85 | 44,805 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,772 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,482 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 66,003 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,097 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,791 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,190 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,868 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,062 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,034 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,938 |
| Countries by Capital City | 0 | - | 5.00 | 69,188 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,734 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,110 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,349 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,123 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,700 |
| Moved Capital Cities | 0 | - | 4.96 | 74,576 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,183 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,310 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,293 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,713 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,218 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,241 |
| Which City in Europe? | 0 | - | 4.83 | 107,798 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,050 |
| Countries Bordering Brazil | 0 | - | 4.96 | 132,173 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,830 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,437 |
| Barbados Country Quiz | 0 | - | 4.78 | 19,831 |
| Antigua and Barbuda Country Quiz | 0 | - | 4.68 | 22,183 |
| Dominican Republic Country Quiz | 0 | - | 4.61 | 23,552 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,341 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,353 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,956 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,872 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,167 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,986 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,647,334 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,300 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 420,100 |
| American TV Show Settings | 0 | - | 4.37 | 30,694 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,854 |
| Random Capital to Country | 0 | - | 4.99 | 2,599,331 |
| Random Country to Capital | 0 | - | 4.98 | 926,412 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,662 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,289 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,097 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,681 |
| Saint Kitts and Nevis Country Quiz | 0 | - | 4.57 | 18,829 |
| El Salvador Country Quiz | 0 | - | 4.63 | 31,857 |
| Trinidad and Tobago Country Quiz | 0 | - | 4.61 | 22,264 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 32,318 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,304 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,742 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,356 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,702 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,166 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,337 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 581,278 |
| North American Sports Cities | 0 | - | 4.83 | 173,014 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,518 |
| Cities in European History #1 | 0 | - | 4.63 | 134,503 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,203 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,581 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,926 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,839 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,574 |
| Cities by Former Name | 0 | - | 4.83 | 91,954 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,641 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,922 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,701 |
| World Capitals by Map | 0 | - | 5.00 | 288,907 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,742 |
