| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,427 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,788 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,267 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,671 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,700,407 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,191 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,599 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,601 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,835 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,377 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,284 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,346 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 27,254 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 151,351 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,793 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 48,176 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 63,038 |
| Africa Capitals Quiz | 0 | - | 4.99 | 745,047 |
| Asia Capitals Quiz | 0 | - | 4.98 | 699,959 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,583 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,665 |
| Countries Closest to Canada | 0 | - | 4.91 | 199,638 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 336,180 |
| Pixelated United States Map | 0 | - | 4.89 | 94,924 |
| Name a City - European Countries | 0 | - | 4.89 | 66,376 |
| US States with an Empty Map | 0 | - | 5.00 | 629,532 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,811 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 178,624 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,655 |
| South American Cities on the Map | 0 | - | 4.52 | 35,578 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,976 |
| Countries that Beat Canada | 0 | - | 4.90 | 99,109 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,343 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 139,091 |
| Random U.S. City to State | 0 | - | 4.45 | 77,017 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,205 |
| Europe Capital to Country | 0 | - | 4.99 | 252,566 |
| Asia Capital to Country | 0 | - | 4.96 | 127,690 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,277 |
| European Capitals by Map | 0 | - | 4.99 | 142,511 |
| African Capitals by Map | 0 | - | 4.99 | 142,601 |
| Asian Capitals by Map | 0 | - | 4.98 | 64,111 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 93,119 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,380 |
| European Coastal Capitals | 0 | - | 4.95 | 91,487 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,266 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 273,261 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 226,296 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,241 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,464 |
| Official Cities in the UK | 0 | - | 4.89 | 286,845 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,479 |
| European Cities by Map #1 | 0 | - | 4.69 | 55,918 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,965 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,603 |
| World Capitals Quiz | 0 | - | 5.00 | 5,113,610 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,641 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,363 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,718 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,315 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,487 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,660 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 62,059 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,814 |
| Which City in Canada? | 0 | - | 4.83 | 57,405 |
| US States Quiz | 0 | - | 5.00 | 17,020,633 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 71,114 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,512 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,921 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,996 |
| Random World Capitals on a Map | 0 | - | 4.93 | 136,018 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,961 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 90,006 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,683 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 114,664 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,194 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,914 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,820 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,447 |
| Boroughs of New York City | 0 | - | 4.47 | 85,401 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,551 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,990 |
| Mexico States Map Quiz | 0 | - | 4.85 | 105,770 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,587 |
| States of Mexico | 0 | - | 4.96 | 178,706 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.93 | 55,012 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,872 |
| Capitals of the Stans | 0 | - | 4.95 | 27,228 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 160,225 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 84,968 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,609 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 118,437 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,710 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,799 |
| ALL California Cities | 0 | - | 4.37 | 43,283 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,520 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,602,212 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,935 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,164 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 76,176 |
| Random European Capital to Country | 0 | - | 4.98 | 192,347 |
| Random European Country to Capital | 0 | - | 4.93 | 166,074 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,086 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,574 |
| Random African Capital to Country | 0 | - | 4.97 | 101,473 |
| Random African Country to Capital | 0 | - | 4.94 | 71,881 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.41 | 32,330 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,278 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 37,128 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,762 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 34,099 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,513 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,722 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,578 |
| Canada Country Quiz | 0 | - | 4.55 | 133,165 |
| Canada Cities Map Quiz | 0 | - | 4.64 | 124,679 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,857 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 119,176 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 112,424 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 114,449 |
| U.S. States with Short Names | 0 | - | 4.91 | 150,504 |
| U.S. States that Start with M | 0 | - | 4.93 | 188,546 |
| U.S. States By Population | 0 | - | 4.92 | 154,249 |
| U.S. States that Start with N | 0 | - | 4.95 | 172,363 |
| U.S. States with Longest Names | 0 | - | 4.85 | 44,971 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,970 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,594 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 66,204 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,504 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,813 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,552 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,083 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,347 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,439 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,373 |
| Countries by Capital City | 0 | - | 5.00 | 69,621 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 78,141 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,353 |
| World Capitals by Proximity | 0 | - | 4.91 | 334,411 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,203 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,958 |
| Moved Capital Cities | 0 | - | 4.96 | 74,733 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,323 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,437 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,563 |
| World Capitals with a Unique First Letter | 0 | - | 4.83 | 75,861 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,920 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,315 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,279 |
| Which City in Europe? | 0 | - | 4.83 | 107,998 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,383 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,889 |
| Ontario Cities Map Quiz | 0 | - | 4.64 | 19,567 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,574 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,451 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 83,103 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 97,373 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,447 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 134,577 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,659,529 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,368 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 421,139 |
| American TV Show Settings | 0 | - | 4.37 | 30,711 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,911 |
| Random Capital to Country | 0 | - | 4.99 | 2,604,081 |
| Random Country to Capital | 0 | - | 4.98 | 929,961 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,684 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,134 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,839 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,993 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,658 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,981 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,260 |
| O Canada Lyrics | 0 | - | 4.47 | 51,084 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,573 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 582,880 |
| North American Sports Cities | 0 | - | 4.82 | 173,290 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,602 |
| Cities in European History #1 | 0 | - | 4.63 | 134,728 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,242 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,607 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,941 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 103,051 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,598 |
| Name a Valid World City | 0 | - | 4.85 | 72,133 |
| Cities by Former Name | 0 | - | 4.83 | 92,179 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,981 |
| Nearest Capital City #1 | 0 | - | 4.83 | 58,040 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,964 |
| World Capitals by Map | 0 | - | 5.00 | 289,943 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,928 |
| Capitals Starting With H | 0 | - | 4.91 | 93,446 |
| Capitals Starting With K | 0 | - | 4.89 | 84,507 |
| Capitals Starting With L | 0 | - | 4.81 | 96,084 |
| Capitals Starting With M | 0 | - | 4.94 | 109,366 |
| Capitals Starting With P | 0 | - | 4.88 | 79,119 |
| Capitals Starting With R | 0 | - | 4.89 | 82,604 |
| Capitals Starting With S | 0 | - | 4.90 | 86,691 |
| Capitals Starting With T | 0 | - | 4.86 | 76,940 |
| Capitals Starting With W | 0 | - | 4.87 | 91,795 |