| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,550 |
| Africa Capitals Quiz | 0 | - | 4.99 | 737,586 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,090 |
| Asia Capitals Quiz | 0 | - | 4.98 | 692,773 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 89,021 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,689,608 |
| Europe Capital to Country | 0 | - | 4.99 | 250,069 |
| Asia Capital to Country | 0 | - | 4.96 | 126,653 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,859 |
| European Capitals by Map | 0 | - | 4.99 | 139,119 |
| African Capitals by Map | 0 | - | 4.99 | 133,771 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,379 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,462 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,058 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,408 |
| European Coastal Capitals | 0 | - | 4.95 | 90,581 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,584 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,928 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,983 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,823 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,803 |
| South America Capitals Quiz | 0 | - | 5.00 | 481,354 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,748 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,463 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,027 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,254 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,825 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,168 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,352 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,279 |
| Capitals of the Stans | 0 | - | 4.95 | 26,838 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,616 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,356 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,147 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 33,970 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,276 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.85 | 62,224 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,516 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,651 |
| Random European Capital to Country | 0 | - | 4.98 | 190,892 |
| Random European Country to Capital | 0 | - | 4.93 | 165,112 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,447 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,751 |
| Random African Capital to Country | 0 | - | 4.97 | 100,711 |
| Random African Country to Capital | 0 | - | 4.94 | 71,199 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 331,959 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,177 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,889 |
| Name a City - European Countries | 0 | - | 4.90 | 65,365 |
| US States with an Empty Map | 0 | - | 5.00 | 624,522 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,998 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,828 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,983 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,705 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,151 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,133 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,071 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,664 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,082 |
| Random U.S. City to State | 0 | - | 4.45 | 76,313 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,731 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 67,119 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,737 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,227 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,931 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,548 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,434 |
| Rivers of the United States | 0 | - | 4.93 | 66,196 |
| Official Cities in the UK | 0 | - | 4.89 | 283,681 |
| Every City in Arizona on a Map | 0 | - | 4.51 | 9,360 |
| Every City in Colorado on a Map | 0 | - | 4.48 | 13,255 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,902 |
| World Capitals Quiz | 0 | - | 5.00 | 5,072,890 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,581 |
| US States Quiz | 0 | - | 5.00 | 16,873,156 |
| U.S. States that Border Canada | 0 | - | 4.91 | 184,893 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,138 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,401 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,814 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,784 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,484 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,611 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.91 | 13,133 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,587 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,624 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,233 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,065 |
| Boroughs of New York City | 0 | - | 4.47 | 84,591 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,020 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,280 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.88 | 80,733 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,783 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,820 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,508 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,496 |
| ALL California Cities | 0 | - | 4.37 | 43,054 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,454 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,586,121 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,345 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,179 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,488 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,637 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,461 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,608 |
| US State Capitals - One Minute Sprint | 0 | - | 4.06 | 183,848 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,048 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,199 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,878 |
| U.S. State Capitals with the Least Precipitation | 0 | - | 4.41 | 23,263 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,133 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,537 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 126,065 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,678 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,106 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,019 |
| Find the City #1 | 0 | - | 4.97 | 42,795 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,232 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,392 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,475 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,205 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,965 |
| Countries by Capital City | 0 | - | 5.00 | 68,242 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,152 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,637 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,368 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,181 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,174 |
| Moved Capital Cities | 0 | - | 4.96 | 74,201 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,992 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,551 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.45 | 10,631 |
| Which City in Europe? | 0 | - | 4.83 | 107,385 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,718 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,444 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,174 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,680,850 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,012 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,594 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,187 |
| U.S. Cities With The Most Top Census Appearances | 0 | - | 4.68 | 11,172 |
| Every City in Texas on a Map | 0 | - | 4.37 | 15,387 |
| Cities on Interstate 90 on a Map | 0 | - | 4.45 | 32,179 |
| Biggest Cities in Canada | 0 | - | 4.54 | 132,852 |
| Name a City - U.S. States | 0 | - | 4.41 | 26,710 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,763 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,906 |
| Random Capital to Country | 0 | - | 4.99 | 2,591,012 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,415 |
| Random Country to Capital | 0 | - | 4.98 | 920,356 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 113,980 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,038 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,773 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,689 |
| U.S. State Capitals Furthest from the State Border | 0 | - | 4.19 | 18,005 |
| Miami City Trivia | 0 | - | 4.60 | 11,229 |
| All About Atlanta | 0 | - | 4.60 | 11,253 |
| Dallas City Trivia | 0 | - | 4.46 | 6,832 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,327 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,106 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 208,869 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,642 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,643 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,998 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,900 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 578,077 |
| North American Sports Cities | 0 | - | 4.83 | 172,365 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,315 |
| Cities in European History #1 | 0 | - | 4.63 | 133,982 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,341 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,744 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,884 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,121 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,527 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,753 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,381 |
| Cities in Squares on a Map - Europe | 0 | - | 4.70 | 53,802 |
| Name a Valid World City | 0 | - | 4.83 | 71,189 |
| Cities by Former Name | 0 | - | 4.83 | 91,563 |
| India State Capitals Quiz | 0 | - | 4.28 | 59,681 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,389 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,650 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,450 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,186 |
| World Capitals by Map | 0 | - | 5.00 | 286,393 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,299 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 200,944 |
| All First Level Subdivision Capitals | 0 | - | 4.81 | 15,141 |
| Capitals Starting With H | 0 | - | 4.91 | 92,537 |
| Capitals Starting With K | 0 | - | 4.88 | 83,453 |
| Capitals Starting With L | 0 | - | 4.81 | 88,061 |
| Capitals Starting With M | 0 | - | 4.93 | 107,769 |
| Capitals Starting With P | 0 | - | 4.88 | 78,190 |
| Capitals Starting With R | 0 | - | 4.87 | 81,812 |
| Capitals Starting With S | 0 | - | 4.90 | 85,770 |
| Capitals Starting With T | 0 | - | 4.85 | 76,157 |
| Capitals Starting With W | 0 | - | 4.87 | 91,297 |
| Capitals Starting With A | 0 | - | 4.97 | 127,885 |
| Capitals Starting With B | 0 | - | 4.89 | 118,457 |
| Capitals Starting With D | 0 | - | 4.93 | 96,415 |
| U.S. State Capitals with the Most Precipitation | 0 | - | 4.20 | 12,755 |
