| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,017 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,669 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,687 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,688,143 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,894 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,742 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,086 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,106 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,966 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,982 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,355 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,328 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,202 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,478 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 175,219 |
| Name a City - European Countries | 0 | - | 4.90 | 65,300 |
| All Cities in Canada on a Map | 0 | - | 4.41 | 18,428 |
| Africa Capitals Quiz | 0 | - | 4.99 | 736,820 |
| Asia Capitals Quiz | 0 | - | 4.98 | 692,007 |
| Countries that Beat Canada | 0 | - | 4.90 | 92,935 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,301 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,553 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,499 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,979 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,283 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,898 |
| Random U.S. City to State | 0 | - | 4.45 | 76,208 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,059 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,244 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,683 |
| Europe Capital to Country | 0 | - | 4.99 | 249,844 |
| Asia Capital to Country | 0 | - | 4.96 | 126,567 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,745 |
| European Capitals by Map | 0 | - | 4.99 | 138,890 |
| African Capitals by Map | 0 | - | 4.99 | 133,594 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,219 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,987 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,329 |
| European Coastal Capitals | 0 | - | 4.95 | 90,493 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,545 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,594 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,774 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,789 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,860 |
| Official Cities in the UK | 0 | - | 4.89 | 283,385 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,385 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,437 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,379 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 93,964 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,141 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,779 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,137 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,245 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,236 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 113,926 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,024 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,759 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,667 |
| Which City in Canada? | 0 | - | 4.82 | 57,024 |
| Boroughs of New York City | 0 | - | 4.47 | 84,549 |
| US States Quiz | 0 | - | 5.00 | 16,855,103 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,826 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,069 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,410 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,346 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,432 |
| World Capitals Quiz | 0 | - | 5.00 | 5,068,398 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,375 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,237 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,112 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,058 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,393 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,487 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,633 |
| Mexico States Map Quiz | 0 | - | 4.85 | 104,640 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,873 |
| States of Mexico | 0 | - | 4.95 | 175,781 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 331,538 |
| Capitals of the Stans | 0 | - | 4.95 | 26,806 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,160 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,167 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,324 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,695 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,666 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,132 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,453 |
| South American Cities on the Map | 0 | - | 4.53 | 35,403 |
| ALL California Cities | 0 | - | 4.37 | 43,018 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,446 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,584,606 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,483 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,616 |
| Random European Capital to Country | 0 | - | 4.98 | 190,771 |
| Random European Country to Capital | 0 | - | 4.93 | 164,948 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,365 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,683 |
| Random African Capital to Country | 0 | - | 4.97 | 100,646 |
| Random African Country to Capital | 0 | - | 4.94 | 71,165 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,912 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,518 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,961 |
| Melbourne Suburbs | 0 | - | 4.85 | 52,984 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 109,518 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,649 |
| Canada Country Quiz | 0 | - | 4.54 | 132,417 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 124,136 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,475 |
| Pixelated United States Map | 0 | - | 4.87 | 94,172 |
| US States with an Empty Map | 0 | - | 5.00 | 623,954 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,762 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,291 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 113,319 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,854 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,123 |
| U.S. States By Population | 0 | - | 4.92 | 153,471 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,332 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,386 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,227 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,159 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,547 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,121 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,748 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,999 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,979 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,710 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,954 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,598 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,334 |
| 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 | 26,180 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,619 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,232 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,058 |
| Which City in Europe? | 0 | - | 4.83 | 107,316 |
| London Geography | 0 | - | 4.47 | 59,650 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,294 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,872 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,677 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,136 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,413 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,894 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,498 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 208,679 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,054 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,583 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,535 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,905 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,862 |
| U.S. Cities With The Most Top Census Appearances | 0 | - | 4.68 | 11,143 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,826 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,101 |
| North American Sports Cities | 0 | - | 4.83 | 172,261 |
| American TV Show Settings | 0 | - | 4.35 | 30,641 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,289 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,994 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,518 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,736 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,317 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,518 |
| Name a Valid World City | 0 | - | 4.83 | 71,085 |
| Find the City #1 | 0 | - | 4.97 | 42,754 |
| Cities by Former Name | 0 | - | 4.83 | 91,509 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,358 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,112 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,314 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,621 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,392 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,108 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,836 |
| Countries by Capital City | 0 | - | 5.00 | 68,099 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,086 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,568 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,075 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,057 |
| Moved Capital Cities | 0 | - | 4.96 | 74,125 |
| World Capitals by Map | 0 | - | 5.00 | 286,014 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,231 |
| Random Capital to Country | 0 | - | 4.99 | 2,589,666 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,496 |
| Random Country to Capital | 0 | - | 4.98 | 919,495 |
| Capitals Starting With H | 0 | - | 4.91 | 92,450 |
| Capitals Starting With K | 0 | - | 4.88 | 83,193 |
| Capitals Starting With L | 0 | - | 4.81 | 87,968 |
| Capitals Starting With M | 0 | - | 4.93 | 107,630 |
| Capitals Starting With P | 0 | - | 4.88 | 78,098 |
| Capitals Starting With R | 0 | - | 4.87 | 81,733 |
| Capitals Starting With S | 0 | - | 4.90 | 85,674 |
| Capitals Starting With T | 0 | - | 4.85 | 76,083 |
| Capitals Starting With W | 0 | - | 4.87 | 91,231 |
| Capitals Starting With A | 0 | - | 4.97 | 127,757 |
| Capitals Starting With B | 0 | - | 4.89 | 118,351 |
| Capitals Starting With D | 0 | - | 4.93 | 96,321 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,937 |
| US States and State Capitals | 0 | - | 4.99 | 161,812 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,182 |
| Canada or Africa by Area | 0 | - | 4.78 | 18,322 |
| Belize Country Quiz | 0 | - | 4.85 | 20,956 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 19,201 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,366 |
| O Canada Lyrics | 0 | - | 4.47 | 50,926 |
