| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,249 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,030 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,683,080 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,440 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,410 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,833 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,993 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,736 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,757 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,943 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,093 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,098 |
| US States with an Empty Map | 0 | - | 5.00 | 621,400 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,020 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 173,886 |
| South America Capitals Quiz | 0 | - | 5.00 | 479,230 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,149 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 150,125 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,098 |
| US States Quiz | 0 | - | 5.00 | 16,779,947 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 146,147 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,137 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,748 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,080 |
| Random U.S. City to State | 0 | - | 4.45 | 75,730 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,107 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,445 |
| Africa Capitals Quiz | 0 | - | 4.99 | 733,637 |
| Asia Capitals Quiz | 0 | - | 4.98 | 689,070 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 329,841 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,803 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,837 |
| Name a City - European Countries | 0 | - | 4.91 | 64,839 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,907 |
| Pixelated United States Map | 0 | - | 4.89 | 93,815 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,357 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,928 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,924 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,369 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,596 |
| U.S. States By Population | 0 | - | 4.92 | 152,791 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,896 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,169 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,956 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,981 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 65,260 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,324 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,166 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,716 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,969 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,711 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,599 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,368 |
| Boroughs of New York City | 0 | - | 4.47 | 84,332 |
| South American Cities on the Map | 0 | - | 4.56 | 35,310 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,452 |
| Europe Capital to Country | 0 | - | 4.99 | 248,925 |
| Asia Capital to Country | 0 | - | 4.96 | 126,175 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,150 |
| European Capitals by Map | 0 | - | 4.99 | 137,739 |
| African Capitals by Map | 0 | - | 4.99 | 132,833 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,729 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,604 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,977 |
| European Coastal Capitals | 0 | - | 4.95 | 90,114 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,355 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 268,239 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,789 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,588 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,984 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,337 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,091 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,517 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,316 |
| ALL California Cities | 0 | - | 4.37 | 42,934 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,426 |
| World Capitals Quiz | 0 | - | 5.00 | 5,050,771 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 207,781 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,523 |
| Official Cities in the UK | 0 | - | 4.89 | 282,150 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,263 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,645 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,841 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,460 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,245 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,978 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,697 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,594 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,517 |
| European Capitals Furthest from the Sea | 0 | - | 4.91 | 81,921 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,823 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,996 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,083 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,087 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,152 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,856 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,430 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,905 |
| Capitals of the Stans | 0 | - | 4.95 | 26,603 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,999 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,516 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,331 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,577,875 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,611 |
| American TV Show Settings | 0 | - | 4.35 | 30,611 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,642 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,678 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,805 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,646 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,948 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,913 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,587 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,194 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.48 | 26,028 |
| US States and State Capitals | 0 | - | 4.99 | 160,236 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,059 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 242,282 |
| Mexico States Map Quiz | 0 | - | 4.84 | 104,198 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,579 |
| States of Mexico | 0 | - | 4.95 | 174,720 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,381 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,318 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,729 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,025 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,275 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,092 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,419 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,465 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,640 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,483 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,711 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,500 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,603 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,056 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,060 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,322 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,175 |
| Countries by Capital City | 0 | - | 5.00 | 67,481 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,744 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,250 |
| World Capitals by Proximity | 0 | - | 4.91 | 329,734 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,704 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,351 |
| Moved Capital Cities | 0 | - | 4.96 | 73,888 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,305 |
| Capitals in Random Squares of the World Map | 0 | - | 4.91 | 75,137 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,139 |
| Random European Capital to Country | 0 | - | 4.98 | 189,790 |
| Random European Country to Capital | 0 | - | 4.92 | 148,877 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,686 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,792 |
| Random African Capital to Country | 0 | - | 4.97 | 100,040 |
| Random African Country to Capital | 0 | - | 4.94 | 70,583 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,614 |
| Melbourne Suburbs | 0 | - | 4.84 | 52,355 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 109,020 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,254 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,181 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,736 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,604,351 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,911 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,498 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,803 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,220 |
| Which City in Europe? | 0 | - | 4.83 | 107,007 |
| Neighborhoods of New York City | 0 | - | 4.37 | 30,324 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,825 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,139 |
| Countries that Beat Canada | 0 | - | 4.90 | 87,121 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,418 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,944 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,203 |
| New England States | 0 | - | 4.51 | 59,756 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,634 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,950 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,563 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 55,822 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,789 |
| U.S. States by Borders | 0 | - | 4.63 | 35,192 |
| Save Americans by Guessing U.S. States | 0 | - | 4.61 | 183,889 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,363 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,821 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,425 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 415,394 |
| North American Sports Cities | 0 | - | 4.83 | 171,382 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,035 |
| Cities in European History #1 | 0 | - | 4.63 | 133,548 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,649 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,502 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,071 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,041 |
| Name a Valid World City | 0 | - | 4.83 | 70,613 |
| Cities by Former Name | 0 | - | 4.84 | 91,266 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,213 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,448 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,504 |
| World Capitals by Map | 0 | - | 5.00 | 284,812 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,979 |
| Random Capital to Country | 0 | - | 4.99 | 2,584,275 |
| Random Country to Capital | 0 | - | 4.98 | 915,002 |
