| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,705 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,689 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,688,341 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,917 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,749 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,094 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,108 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,028 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,903 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,063 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,994 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,570 |
| US States with an Empty Map | 0 | - | 5.00 | 624,015 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,489 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 175,261 |
| South America Capitals Quiz | 0 | - | 5.00 | 481,006 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,304 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,519 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,437 |
| US States Quiz | 0 | - | 5.00 | 16,857,289 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,384 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,850 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,865 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,290 |
| Random U.S. City to State | 0 | - | 4.45 | 76,213 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,693 |
| Africa Capitals Quiz | 0 | - | 4.99 | 736,895 |
| Asia Capitals Quiz | 0 | - | 4.98 | 692,096 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 331,605 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,181 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,138 |
| Name a City - European Countries | 0 | - | 4.90 | 65,307 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,361 |
| Pixelated United States Map | 0 | - | 4.87 | 94,186 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,770 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,307 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 113,338 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,867 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,141 |
| U.S. States By Population | 0 | - | 4.92 | 153,481 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,344 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,393 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,236 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,173 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,559 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,411 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,381 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 113,934 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,024 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,760 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,669 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,393 |
| Boroughs of New York City | 0 | - | 4.47 | 84,553 |
| South American Cities on the Map | 0 | - | 4.53 | 35,407 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,988 |
| Europe Capital to Country | 0 | - | 4.99 | 249,872 |
| Asia Capital to Country | 0 | - | 4.96 | 126,578 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,759 |
| European Capitals by Map | 0 | - | 4.99 | 138,926 |
| African Capitals by Map | 0 | - | 4.99 | 133,618 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,245 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,997 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,339 |
| European Coastal Capitals | 0 | - | 4.95 | 90,512 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,548 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,615 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,808 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,798 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,061 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,911 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,511 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,071 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,459 |
| ALL California Cities | 0 | - | 4.37 | 43,020 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,446 |
| World Capitals Quiz | 0 | - | 5.00 | 5,068,958 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 208,703 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,919 |
| Official Cities in the UK | 0 | - | 4.89 | 283,428 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,335 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,733 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,879 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,753 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,454 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,399 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 93,968 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,159 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,781 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,139 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,261 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,240 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,364 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,141 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,184 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,913 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,519 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 33,963 |
| Capitals of the Stans | 0 | - | 4.95 | 26,812 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,104 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,573 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,388 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,584,804 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,950 |
| American TV Show Settings | 0 | - | 4.35 | 30,641 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,080 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,752 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,486 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,261 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,276 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,118 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,620 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,232 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,060 |
| US States and State Capitals | 0 | - | 4.99 | 161,878 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,522 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,682 |
| Mexico States Map Quiz | 0 | - | 4.85 | 104,647 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,884 |
| States of Mexico | 0 | - | 4.95 | 175,814 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,831 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,368 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,720 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,169 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,330 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,704 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,694 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,492 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,007 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,694 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,520 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,736 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,521 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,128 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,326 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,404 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,120 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,859 |
| Countries by Capital City | 0 | - | 5.00 | 68,120 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,096 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,576 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,038 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,090 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,485 |
| Moved Capital Cities | 0 | - | 4.96 | 74,132 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,619 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,424 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,511 |
| Random European Capital to Country | 0 | - | 4.98 | 190,777 |
| Random European Country to Capital | 0 | - | 4.93 | 164,978 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,372 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,693 |
| Random African Capital to Country | 0 | - | 4.97 | 100,654 |
| Random African Country to Capital | 0 | - | 4.94 | 71,170 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,993 |
| Melbourne Suburbs | 0 | - | 4.85 | 53,005 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 109,546 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,670 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,336 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,234 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,486 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,619,336 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,981 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,712 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,955 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,606 |
| Which City in Europe? | 0 | - | 4.83 | 107,335 |
| Neighborhoods of New York City | 0 | - | 4.37 | 30,404 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,317 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,920 |
| Countries that Beat Canada | 0 | - | 4.90 | 94,306 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,685 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,144 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,423 |
| New England States | 0 | - | 4.51 | 59,800 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,781 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 38,001 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,766 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 55,974 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,905 |
| U.S. States by Borders | 0 | - | 4.61 | 35,292 |
| Save Americans by Guessing U.S. States | 0 | - | 4.63 | 185,477 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,465 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 102,011 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,830 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 417,044 |
| North American Sports Cities | 0 | - | 4.83 | 172,274 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,292 |
| Cities in European History #1 | 0 | - | 4.63 | 133,915 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,741 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,547 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,114 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,326 |
| Cities by Former Name | 0 | - | 4.83 | 91,514 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,365 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,624 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,077 |
| World Capitals by Map | 0 | - | 5.00 | 286,056 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,240 |
| Random Capital to Country | 0 | - | 4.99 | 2,589,868 |
| Random Country to Capital | 0 | - | 4.98 | 919,627 |
