| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,234 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,366 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,700,237 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,175 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,582 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,816 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,372 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,769 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 151,331 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,788 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 178,552 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,535 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,648 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,959 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,278 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,343 |
| US States Quiz | 0 | - | 5.00 | 17,017,530 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,844 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,454 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 139,078 |
| Random U.S. City to State | 0 | - | 4.45 | 77,010 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,473 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,188 |
| Africa Capitals Quiz | 0 | - | 4.99 | 744,919 |
| Asia Capitals Quiz | 0 | - | 4.98 | 699,810 |
| Name a City - European Countries | 0 | - | 4.89 | 66,358 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,573 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 119,161 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 112,400 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 114,434 |
| U.S. States with Short Names | 0 | - | 4.91 | 150,482 |
| U.S. States that Start with M | 0 | - | 4.93 | 188,522 |
| U.S. States By Population | 0 | - | 4.92 | 154,225 |
| U.S. States that Start with N | 0 | - | 4.95 | 172,345 |
| U.S. States with Longest Names | 0 | - | 4.85 | 44,959 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,961 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,588 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 66,185 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,908 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,923 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 114,662 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,191 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,910 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,814 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,446 |
| Boroughs of New York City | 0 | - | 4.47 | 85,390 |
| US States with an Empty Map | 0 | - | 5.00 | 629,434 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,652 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,306 |
| Europe Capital to Country | 0 | - | 4.99 | 252,513 |
| Asia Capital to Country | 0 | - | 4.96 | 127,677 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,237 |
| European Capitals by Map | 0 | - | 4.99 | 142,456 |
| African Capitals by Map | 0 | - | 4.99 | 142,544 |
| Asian Capitals by Map | 0 | - | 4.98 | 64,100 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 93,091 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,355 |
| European Coastal Capitals | 0 | - | 4.95 | 91,470 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,261 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 273,194 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 226,149 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,234 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.41 | 32,329 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,275 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 97,351 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,431 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 134,561 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,794 |
| ALL California Cities | 0 | - | 4.37 | 43,278 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,519 |
| World Capitals Quiz | 0 | - | 5.00 | 5,112,686 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,788 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,966 |
| Official Cities in the UK | 0 | - | 4.89 | 286,773 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 27,235 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,604 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,350 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,710 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,283 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,473 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,652 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 62,052 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,805 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,910 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,312 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,276 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 37,125 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,756 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 34,096 |
| U.S. Cities With The Most Top Census Appearances | 0 | - | 4.68 | 11,447 |
| Capitals of the Stans | 0 | - | 4.95 | 27,221 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,363 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,717 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,508 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,601,914 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,968 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 71,095 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,739 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,905 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,924 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,674 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,683 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,133 |
| US States and State Capitals | 0 | - | 4.99 | 165,900 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,533 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,931 |
| Mexico States Map Quiz | 0 | - | 4.85 | 105,759 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,574 |
| States of Mexico | 0 | - | 4.96 | 178,626 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 336,082 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,507 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,203 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 160,202 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 48,164 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 84,931 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,592 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 118,406 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 63,026 |
| South American Cities on the Map | 0 | - | 4.52 | 35,573 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,488 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,601 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,940 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,595 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,536 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,075 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,325 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,408 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,346 |
| Countries by Capital City | 0 | - | 5.00 | 69,589 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 78,119 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,339 |
| World Capitals by Proximity | 0 | - | 4.91 | 334,344 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,937 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,926 |
| Moved Capital Cities | 0 | - | 4.96 | 74,723 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,160 |
| World Capitals with a Unique First Letter | 0 | - | 4.83 | 75,854 |
| Random European Capital to Country | 0 | - | 4.98 | 192,327 |
| Random European Country to Capital | 0 | - | 4.93 | 166,055 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,084 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,545 |
| Random African Capital to Country | 0 | - | 4.97 | 101,448 |
| Random African Country to Capital | 0 | - | 4.94 | 71,877 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,850 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,477 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,694 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,561 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,662 |
| Countries Closest to Canada | 0 | - | 4.91 | 199,617 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,853 |
| Pixelated United States Map | 0 | - | 4.89 | 94,908 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,199 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,308 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,423 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,549 |
| Which City in Europe? | 0 | - | 4.83 | 107,981 |
| Neighborhoods of New York City | 0 | - | 4.38 | 30,609 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,358 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,857 |
| Countries that Beat Canada | 0 | - | 4.90 | 99,096 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,564 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,427 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 83,095 |
| New England States | 0 | - | 4.51 | 59,908 |
| U.S. States by Land Area | 0 | - | 4.55 | 53,106 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 38,134 |
| Add a Letter - Make a U.S. State | 0 | - | 4.70 | 83,204 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 56,329 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.75 | 41,179 |
| U.S. States by Borders | 0 | - | 4.61 | 35,512 |
| Save Americans by Guessing U.S. States | 0 | - | 4.61 | 189,187 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,711 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 102,386 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,561 |
| North American Sports Cities | 0 | - | 4.82 | 173,270 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,596 |
| Cities in European History #1 | 0 | - | 4.63 | 134,721 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,968 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,475 |
| European Cities by Map #1 | 0 | - | 4.69 | 55,916 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,963 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,661 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,240 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 103,036 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,596 |
| Name a Valid World City | 0 | - | 4.85 | 72,118 |
| Cities by Former Name | 0 | - | 4.83 | 92,171 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,975 |
| Nearest Capital City #1 | 0 | - | 4.83 | 58,033 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,951 |
| World Capitals by Map | 0 | - | 5.00 | 289,864 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,914 |
| Random Capital to Country | 0 | - | 4.99 | 2,603,829 |
| Random Country to Capital | 0 | - | 4.98 | 929,796 |
| Capitals Starting With H | 0 | - | 4.91 | 93,429 |
| Capitals Starting With K | 0 | - | 4.88 | 84,493 |
| Capitals Starting With L | 0 | - | 4.81 | 96,064 |
| Capitals Starting With M | 0 | - | 4.94 | 109,340 |
| Capitals Starting With P | 0 | - | 4.88 | 79,109 |
| Capitals Starting With R | 0 | - | 4.88 | 82,594 |
