| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,791 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,432 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,678,012 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 105,003 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,105 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,560 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,897 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,422 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,608 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,813 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,404 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,387 |
| US States with an Empty Map | 0 | - | 5.00 | 619,043 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,450 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,544 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,420 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,729 |
| 1M Cities by Proximity - United States | 0 | - | 4.55 | 149,741 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,825 |
| US States Quiz | 0 | - | 5.00 | 16,707,281 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,030 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,334 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,618 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,697 |
| Random U.S. City to State | 0 | - | 4.45 | 75,369 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,026 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,224 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,472 |
| Asia Capitals Quiz | 0 | - | 4.98 | 686,138 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 328,131 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,481 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,557 |
| Name a City - European Countries | 0 | - | 4.92 | 64,447 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,496 |
| Pixelated United States Map | 0 | - | 4.89 | 93,513 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,770 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,392 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,447 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,712 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,960 |
| U.S. States By Population | 0 | - | 4.92 | 152,404 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,441 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,888 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,581 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,773 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,915 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 44,512 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 245,860 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,524 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,917 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,659 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,531 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,340 |
| Boroughs of New York City | 0 | - | 4.47 | 84,118 |
| South American Cities on the Map | 0 | - | 4.57 | 35,250 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,875 |
| Europe Capital to Country | 0 | - | 4.99 | 247,995 |
| Asia Capital to Country | 0 | - | 4.96 | 125,789 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,514 |
| European Capitals by Map | 0 | - | 4.99 | 136,392 |
| African Capitals by Map | 0 | - | 4.99 | 132,229 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,181 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,233 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,660 |
| European Coastal Capitals | 0 | - | 4.95 | 89,802 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,204 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,901 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,924 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,434 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,929 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,768 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,624 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,989 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,163 |
| ALL California Cities | 0 | - | 4.37 | 42,822 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,388 |
| World Capitals Quiz | 0 | - | 5.00 | 5,032,905 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,803 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,108 |
| Official Cities in the UK | 0 | - | 4.89 | 280,670 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,201 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,570 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,809 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,204 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,968 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,689 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,438 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,158 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,202 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,735 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,484 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,796 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 128,810 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,038 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,125 |
| U.S. State Capital Etymology | 0 | - | 4.50 | 36,793 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,344 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,854 |
| Capitals of the Stans | 0 | - | 4.95 | 26,426 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,799 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,461 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,281 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,571,586 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,225 |
| American TV Show Settings | 0 | - | 4.35 | 30,588 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,247 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,609 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,314 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,946 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,686 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,691 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,562 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,154 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.48 | 26,011 |
| US States and State Capitals | 0 | - | 4.99 | 158,645 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,680 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,032 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,840 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,069 |
| States of Mexico | 0 | - | 4.95 | 173,409 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,009 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,281 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,314 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,758 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 40,818 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,540 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,329 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,821 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,593 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,442 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,635 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,471 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,982 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,673 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,628 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,667 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,492 |
| Countries by Capital City | 0 | - | 5.00 | 66,698 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,360 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,924 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,516 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,431 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,211 |
| Moved Capital Cities | 0 | - | 4.96 | 73,604 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,104 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 74,922 |
| Random European Capital to Country | 0 | - | 4.98 | 189,277 |
| Random European Country to Capital | 0 | - | 4.92 | 147,504 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,425 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,455 |
| Random African Capital to Country | 0 | - | 4.97 | 99,748 |
| Random African Country to Capital | 0 | - | 4.94 | 70,245 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,246 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,810 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,505 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,896 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,387 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,588,988 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,807 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,288 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,648 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,859 |
| Which City in Europe? | 0 | - | 4.83 | 106,720 |
| Neighborhoods of New York City | 0 | - | 4.37 | 30,234 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,448 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,625 |
| Countries that Beat Canada | 0 | - | 4.90 | 86,874 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,122 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,816 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 81,955 |
| New England States | 0 | - | 4.51 | 59,709 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,482 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,889 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,343 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.69 | 55,662 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,672 |
| U.S. States by Borders | 0 | - | 4.63 | 35,084 |
| Save Americans by Guessing U.S. States | 0 | - | 4.61 | 182,686 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,251 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,143 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,137 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 413,750 |
| North American Sports Cities | 0 | - | 4.83 | 170,940 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,927 |
| Cities in European History #1 | 0 | - | 4.63 | 133,170 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,554 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,462 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,018 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,762 |
| Name a Valid World City | 0 | - | 4.83 | 70,167 |
| Cities by Former Name | 0 | - | 4.84 | 91,000 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,702 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,255 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,990 |
| World Capitals by Map | 0 | - | 5.00 | 283,299 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,695 |
| Random Capital to Country | 0 | - | 4.99 | 2,578,445 |
| Random Country to Capital | 0 | - | 4.98 | 911,877 |
| Capitals Starting With H | 0 | - | 4.90 | 91,139 |
| Capitals Starting With K | 0 | - | 4.85 | 75,713 |
