| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,865 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,678,734 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 105,082 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,150 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,601 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,908 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,485 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,705 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,988 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,535 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,761 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,634 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,030 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 149,805 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,627 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,841 |
| US States Quiz | 0 | - | 5.00 | 16,718,084 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,304 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,205 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,437 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,637 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.54 | 137,719 |
| Random U.S. City to State | 0 | - | 4.45 | 75,433 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,258 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,932 |
| Asia Capitals Quiz | 0 | - | 4.98 | 686,575 |
| Name a City - European Countries | 0 | - | 4.92 | 64,527 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,563 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,578 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,938 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,842 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,464 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,505 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,786 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,048 |
| U.S. States By Population | 0 | - | 4.92 | 152,457 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,512 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,923 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,622 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,797 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,956 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 44,882 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 245,914 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,551 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,923 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,664 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,536 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,342 |
| Boroughs of New York City | 0 | - | 4.47 | 84,155 |
| US States with an Empty Map | 0 | - | 5.00 | 619,425 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,435 |
| Europe Capital to Country | 0 | - | 4.99 | 248,131 |
| Asia Capital to Country | 0 | - | 4.96 | 125,835 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,625 |
| European Capitals by Map | 0 | - | 4.99 | 136,661 |
| African Capitals by Map | 0 | - | 4.99 | 132,302 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,310 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,306 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,723 |
| European Coastal Capitals | 0 | - | 4.95 | 89,866 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,223 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 267,190 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,064 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,455 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,938 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,152 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 94,842 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,684 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,057 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,183 |
| ALL California Cities | 0 | - | 4.37 | 42,839 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,391 |
| World Capitals Quiz | 0 | - | 5.00 | 5,035,442 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,913 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,168 |
| Official Cities in the UK | 0 | - | 4.89 | 280,850 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,867 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,193 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,730 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,489 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,261 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,238 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,759 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,571 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,822 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 128,844 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,044 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,129 |
| U.S. State Capital Etymology | 0 | - | 4.50 | 36,799 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,357 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,862 |
| Capitals of the Stans | 0 | - | 4.95 | 26,457 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,821 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,474 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,287 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,572,451 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,313 |
| American TV Show Settings | 0 | - | 4.35 | 30,592 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,193 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,617 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,088 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,720 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,566 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,158 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.48 | 26,014 |
| US States and State Capitals | 0 | - | 4.99 | 158,852 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,731 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,903 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,198 |
| States of Mexico | 0 | - | 4.95 | 173,602 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 328,415 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,285 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,374 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,528 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,797 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 40,885 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,613 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,590 |
| South American Cities on the Map | 0 | - | 4.57 | 35,255 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,929 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,447 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,636 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,389 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,478 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,091 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,733 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,685 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,756 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,587 |
| Countries by Capital City | 0 | - | 5.00 | 66,800 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,417 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,971 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,704 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,469 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,236 |
| Moved Capital Cities | 0 | - | 4.96 | 73,650 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,148 |
| Random European Capital to Country | 0 | - | 4.98 | 189,364 |
| Random European Country to Capital | 0 | - | 4.92 | 147,583 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,453 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,525 |
| Random African Capital to Country | 0 | - | 4.97 | 99,784 |
| Random African Country to Capital | 0 | - | 4.94 | 70,290 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,320 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,872 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,441 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,681 |
| Pixelated United States Map | 0 | - | 4.89 | 93,572 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,824 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,320 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,677 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,951 |
| Which City in Europe? | 0 | - | 4.83 | 106,787 |
| Neighborhoods of New York City | 0 | - | 4.37 | 30,245 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,508 |
| Most-Visited Countries by Canadians | 0 | - | 4.77 | 39,128 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,313 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,693 |
| Countries that Beat Canada | 0 | - | 4.90 | 86,917 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,836 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 81,982 |
| New England States | 0 | - | 4.51 | 59,715 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,514 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,894 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,373 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.69 | 55,678 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,685 |
| U.S. States by Borders | 0 | - | 4.63 | 35,101 |
| Save Americans by Guessing U.S. States | 0 | - | 4.61 | 182,885 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,261 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,166 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,188 |
| North American Sports Cities | 0 | - | 4.83 | 171,005 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,944 |
| Cities in European History #1 | 0 | - | 4.63 | 133,238 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,572 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,215 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,582 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,817 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,467 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,026 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,803 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,242 |
| Name a Valid World City | 0 | - | 4.83 | 70,236 |
| Cities by Former Name | 0 | - | 4.84 | 91,043 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,730 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,276 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,059 |
| World Capitals by Map | 0 | - | 5.00 | 283,654 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,733 |
| Random Capital to Country | 0 | - | 4.99 | 2,579,280 |
| Random Country to Capital | 0 | - | 4.98 | 912,336 |
| Capitals Starting With H | 0 | - | 4.90 | 91,309 |
| Capitals Starting With K | 0 | - | 4.85 | 75,748 |
| Capitals Starting With L | 0 | - | 4.81 | 86,915 |
| Capitals Starting With M | 0 | - | 4.93 | 106,195 |
| Capitals Starting With P | 0 | - | 4.88 | 77,255 |
| Capitals Starting With R | 0 | - | 4.87 | 81,039 |
| Capitals Starting With S | 0 | - | 4.89 | 84,876 |
| Capitals Starting With T | 0 | - | 4.84 | 75,357 |
