| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,101 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,788 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,681,109 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,296 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,309 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,747 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,956 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,625 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,700 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,942 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,909 |
| US States with an Empty Map | 0 | - | 5.00 | 620,581 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,765 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 173,412 |
| South America Capitals Quiz | 0 | - | 5.00 | 478,583 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,091 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 150,013 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,001 |
| US States Quiz | 0 | - | 5.00 | 16,753,200 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,757 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,836 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,699 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,010 |
| Random U.S. City to State | 0 | - | 4.45 | 75,530 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,080 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,357 |
| Africa Capitals Quiz | 0 | - | 4.99 | 732,503 |
| Asia Capitals Quiz | 0 | - | 4.98 | 688,055 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 329,206 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,697 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,742 |
| Name a City - European Countries | 0 | - | 4.92 | 64,715 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,778 |
| Pixelated United States Map | 0 | - | 4.89 | 93,709 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,149 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,757 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,771 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,138 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,389 |
| U.S. States By Population | 0 | - | 4.92 | 152,660 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,735 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,070 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,822 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,915 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 65,139 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,237 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,096 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,659 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,948 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,693 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,572 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,356 |
| Boroughs of New York City | 0 | - | 4.47 | 84,256 |
| South American Cities on the Map | 0 | - | 4.56 | 35,286 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,251 |
| Europe Capital to Country | 0 | - | 4.99 | 248,554 |
| Asia Capital to Country | 0 | - | 4.96 | 126,033 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,904 |
| European Capitals by Map | 0 | - | 4.99 | 137,288 |
| African Capitals by Map | 0 | - | 4.99 | 132,605 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,592 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,478 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,866 |
| European Coastal Capitals | 0 | - | 4.95 | 90,001 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,298 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 267,781 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,503 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,522 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 65,555 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,963 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,126 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,941 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,341 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,255 |
| ALL California Cities | 0 | - | 4.37 | 42,908 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,415 |
| World Capitals Quiz | 0 | - | 5.00 | 5,044,148 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 207,322 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,382 |
| Official Cities in the UK | 0 | - | 4.89 | 281,515 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,243 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,615 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,829 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,365 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,811 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,880 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,609 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,434 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,399 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,852 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,725 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,922 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 128,966 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,074 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,142 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,829 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,393 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,888 |
| Capitals of the Stans | 0 | - | 4.95 | 26,553 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,890 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,499 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,313 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,575,378 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,500 |
| American TV Show Settings | 0 | - | 4.35 | 30,607 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,498 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,655 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,611 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,409 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,851 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,838 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,574 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,182 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.48 | 26,021 |
| US States and State Capitals | 0 | - | 4.99 | 159,644 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,895 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,806 |
| Mexico States Map Quiz | 0 | - | 4.84 | 104,068 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,453 |
| States of Mexico | 0 | - | 4.95 | 174,184 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,258 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,303 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,580 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,928 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,110 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,888 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,387 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,250 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,623 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,466 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,675 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,489 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,394 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,954 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,917 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,108 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,962 |
| Countries by Capital City | 0 | - | 5.00 | 67,213 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,597 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 114,130 |
| World Capitals by Proximity | 0 | - | 4.91 | 329,287 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,588 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,306 |
| Moved Capital Cities | 0 | - | 4.96 | 73,792 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,227 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,046 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 74,742 |
| Random European Capital to Country | 0 | - | 4.98 | 189,612 |
| Random European Country to Capital | 0 | - | 4.92 | 147,732 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,568 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,672 |
| Random African Capital to Country | 0 | - | 4.97 | 99,914 |
| Random African Country to Capital | 0 | - | 4.94 | 70,394 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,486 |
| Melbourne Suburbs | 0 | - | 4.84 | 52,126 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,823 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,125 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,143 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,593 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,598,470 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,870 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,406 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,751 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,117 |
| Which City in Europe? | 0 | - | 4.83 | 106,923 |
| Neighborhoods of New York City | 0 | - | 4.37 | 30,285 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,696 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,964 |
| Countries that Beat Canada | 0 | - | 4.90 | 87,048 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,280 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,898 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,102 |
| New England States | 0 | - | 4.51 | 59,736 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,586 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,928 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,490 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 55,762 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,746 |
| U.S. States by Borders | 0 | - | 4.63 | 35,155 |
| Save Americans by Guessing U.S. States | 0 | - | 4.61 | 183,444 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,322 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,677 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,336 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 414,874 |
| North American Sports Cities | 0 | - | 4.83 | 171,225 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,005 |
| Cities in European History #1 | 0 | - | 4.63 | 133,423 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,608 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,486 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,048 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,953 |
| Name a Valid World City | 0 | - | 4.83 | 70,417 |
| Cities by Former Name | 0 | - | 4.84 | 91,168 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,159 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,372 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,323 |
| World Capitals by Map | 0 | - | 5.00 | 284,373 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,871 |
| Random Capital to Country | 0 | - | 4.99 | 2,582,179 |
| Random Country to Capital | 0 | - | 4.98 | 913,829 |
