| South America Capitals Quiz | 0 | - | 5.00 | 483,082 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,324 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,125 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,326 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,270 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,694,033 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,717 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,482 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,048 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,357 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,210 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,995 |
| States of Mexico | 0 | - | 4.96 | 177,092 |
| Name a City - European Countries | 0 | - | 4.90 | 65,769 |
| Africa Capitals Quiz | 0 | - | 4.99 | 740,614 |
| Asia Capitals Quiz | 0 | - | 4.98 | 695,476 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,889 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,046 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 176,688 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,453 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,072 |
| South American Cities on the Map | 0 | - | 4.53 | 35,480 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,924 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,537 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,060 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,192 |
| Europe Capital to Country | 0 | - | 4.99 | 251,127 |
| Asia Capital to Country | 0 | - | 4.96 | 126,964 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,364 |
| European Capitals by Map | 0 | - | 4.99 | 140,491 |
| African Capitals by Map | 0 | - | 4.99 | 137,827 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,965 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,394 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,730 |
| European Coastal Capitals | 0 | - | 4.95 | 90,917 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,710 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,164 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,833 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,967 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,827 |
| Random U.S. City to State | 0 | - | 4.45 | 76,639 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,912 |
| World Capitals Quiz | 0 | - | 5.00 | 5,088,231 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,568 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,989 |
| Official Cities in the UK | 0 | - | 4.89 | 284,875 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,446 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,748 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,869 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,794 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,269 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,626 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,097 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,360 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,624 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,467 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,178 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,085 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,819 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,732 |
| Boroughs of New York City | 0 | - | 4.47 | 84,765 |
| Belize Country Quiz | 0 | - | 4.85 | 21,025 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 19,258 |
| US States Quiz | 0 | - | 5.00 | 16,932,223 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 367,929 |
| Capitals of the Stans | 0 | - | 4.95 | 26,971 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,507 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,475 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,723 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,592,640 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,601 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,948 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,346 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,418 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,966 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,131 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,312 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,177 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 159,651 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,641 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 83,430 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,128 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 117,612 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,595 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,602 |
| ALL California Cities | 0 | - | 4.37 | 43,132 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,473 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,651 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,852 |
| Random European Capital to Country | 0 | - | 4.98 | 191,586 |
| Random European Country to Capital | 0 | - | 4.93 | 165,492 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,770 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,079 |
| Random African Capital to Country | 0 | - | 4.97 | 100,990 |
| Random African Country to Capital | 0 | - | 4.94 | 71,465 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,128 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,714 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,049 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,073 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,483 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,685 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,838 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 333,618 |
| Pixelated United States Map | 0 | - | 4.88 | 94,521 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,186 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,797 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 113,731 |
| U.S. States with Short Names | 0 | - | 4.91 | 149,427 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,749 |
| U.S. States By Population | 0 | - | 4.92 | 153,812 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,803 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,636 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,576 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,357 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,837 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,700 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,656 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,628 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,769 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,625 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,479 |
| Countries by Capital City | 0 | - | 5.00 | 68,769 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,452 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,890 |
| World Capitals by Proximity | 0 | - | 4.90 | 332,464 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,063 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,482 |
| Moved Capital Cities | 0 | - | 4.96 | 74,403 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,001 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 51,151 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,042 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,673 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,525 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,198 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,226 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 37,006 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,601 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 34,008 |
| Which City in Europe? | 0 | - | 4.83 | 107,651 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,785 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,984 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,710 |
| Countries that Beat the United States | 0 | - | 4.93 | 167,947 |
| Countries that Beat Canada | 0 | - | 4.91 | 98,620 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,005 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,264 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,650 |
| US States with an Empty Map | 0 | - | 5.00 | 626,439 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,502 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,912 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,622 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,132 |
| North American Sports Cities | 0 | - | 4.83 | 172,732 |
| American TV Show Settings | 0 | - | 4.35 | 30,669 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,430 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,652 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,814 |
| Cities by Former Name | 0 | - | 4.83 | 91,789 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,523 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,799 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,483 |
| World Capitals by Map | 0 | - | 5.00 | 287,823 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,546 |
| Random Capital to Country | 0 | - | 4.99 | 2,595,948 |
| Random Country to Capital | 0 | - | 4.98 | 923,740 |
| Capitals Starting With H | 0 | - | 4.91 | 92,796 |
| Capitals Starting With K | 0 | - | 4.88 | 83,852 |
| Capitals Starting With L | 0 | - | 4.81 | 88,315 |
| Capitals Starting With M | 0 | - | 4.93 | 108,186 |
| Capitals Starting With P | 0 | - | 4.88 | 78,427 |
| Capitals Starting With R | 0 | - | 4.87 | 82,045 |
| Capitals Starting With S | 0 | - | 4.90 | 86,030 |
| Capitals Starting With T | 0 | - | 4.85 | 76,374 |
| Capitals Starting With W | 0 | - | 4.87 | 91,432 |
| Capitals Starting With A | 0 | - | 4.97 | 128,387 |
| Capitals Starting With B | 0 | - | 4.89 | 118,802 |
| Capitals Starting With D | 0 | - | 4.93 | 96,702 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,646 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,261 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,080 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 209,627 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,396 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,047 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,412 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 62,050 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,224 |
| Cities in European History #1 | 0 | - | 4.63 | 134,284 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,394 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,816 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,912 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,172 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,556 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,837 |
| Cities in Squares on a Map - Europe | 0 | - | 4.70 | 54,165 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,553 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,333 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,509 |
| Which City in Latin America? | 0 | - | 4.63 | 47,089 |
| Which City in Canada? | 0 | - | 4.83 | 57,184 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,611 |
