| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,529,706 |
| US State Capitals Quiz - No Hints | 0 | - | 4.97 | 79,857 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.85 | 39,110 |
| U.S. State Capitals Map Quiz | 0 | - | 4.91 | 125,936 |
| Name a Valid U.S. State Capital | 0 | - | 4.82 | 49,449 |
| Most-Visited U.S. Cities | 0 | - | 4.87 | 72,809 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 62,917 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.53 | 37,141 |
| Top 10 Least Populous U.S. States | 0 | - | 4.93 | 172,970 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 150,054 |
| Most Guessed U.S. Cities | 0 | - | 4.90 | 91,415 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 61,545 |
| US States Quiz | 0 | - | 5.00 | 14,759,192 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 88,951 |
| Capitals of Canadian Provinces | 0 | - | 4.86 | 73,676 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.06 | 56,217 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.55 | 30,247 |
| U.S State Capitals on the Sea | 0 | - | 4.52 | 25,068 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.49 | 29,145 |
| US States with an Empty Map | 0 | - | 5.00 | 554,651 |
| South America Capitals Quiz | 0 | - | 5.00 | 419,928 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 21,655 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.47 | 25,054 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.54 | 30,264 |
| U.S. State Capital Etymology | 0 | - | 4.51 | 34,479 |
| U.S. States with the Longest International Borders | 0 | - | 4.81 | 40,886 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 71,332 |
| Louisiana Purchase with a Map | 0 | - | 4.95 | 36,274 |
| U.S. States or European Countries by Population | 0 | - | 4.98 | 116,184 |
| 1M Cities by Proximity - United States | 0 | - | 4.50 | 137,179 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.72 | 36,574 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.36 | 234,706 |
| Name a Valid U.S. State #1 | 0 | - | 4.95 | 184,940 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.97 | 340,346 |
| Top 10 Most Native American U.S. States | 0 | - | 4.84 | 71,365 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.58 | 130,659 |
| Random U.S. City to State | 0 | - | 4.44 | 65,781 |
| Random State Capital to U.S. State | 0 | - | 4.86 | 74,800 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.72 | 32,354 |
| Africa Capitals Quiz | 0 | - | 4.99 | 635,205 |
| Asia Capitals Quiz | 0 | - | 4.98 | 594,833 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 116,170 |
| Nordic Countries and Capitals | 0 | - | 4.94 | 76,733 |
| Random European Capital to Country | 0 | - | 4.97 | 152,870 |
| Random European Country to Capital | 0 | - | 4.92 | 135,087 |
| Random Asian Country to Capital | 0 | - | 4.94 | 85,707 |
| Random Asian Capital to Country | 0 | - | 4.97 | 89,257 |
| Random African Capital to Country | 0 | - | 4.97 | 79,536 |
| Random African Country to Capital | 0 | - | 4.94 | 61,920 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.39 | 30,952 |
| U.S. State Capitals Furthest from the State Border | 0 | - | 4.24 | 13,244 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 100,640 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 96,245 |
| 10 Southernmost U.S. States | 0 | - | 4.84 | 99,306 |
| U.S. States with Short Names | 0 | - | 4.87 | 129,810 |
| U.S. States that Start with M | 0 | - | 4.91 | 150,558 |
| U.S. States By Population | 0 | - | 4.90 | 130,039 |
| U.S. States that Start with N | 0 | - | 4.95 | 155,632 |
| U.S. States with Longest Names | 0 | - | 4.84 | 36,084 |
| U.S. States with a Unique First Letter | 0 | - | 4.95 | 77,906 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 58,399 |
| The Only Remaining U.S. State . . . | 0 | - | 4.94 | 56,153 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.46 | 65,007 |
| U.S Cities by African-American Population | 0 | - | 4.40 | 82,867 |
| Important Places in U.S. History | 0 | - | 4.23 | 36,440 |
| Name a City - European Countries | 0 | - | 4.95 | 52,005 |
| Cities on Route 66 on a Map | 0 | - | 4.52 | 28,920 |
| Random U.S. State Capitals on a Map | 0 | - | 4.94 | 82,114 |
| U.S. State Capital Superlatives - Top 2 | 0 | - | 4.37 | 19,732 |
| U.S. Suburbs Quiz | 0 | - | 4.45 | 17,604 |
| Boroughs of New York City | 0 | - | 4.44 | 77,170 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.89 | 89,568 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 73,248 |
| U.S. States with the Highest Population Density | 0 | - | 4.46 | 66,748 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.94 | 80,052 |
| Most-Visited Cities in Europe | 0 | - | 4.92 | 56,673 |
| ALL California Cities | 0 | - | 4.35 | 39,143 |
| Europe Capital to Country | 0 | - | 4.99 | 220,151 |
| Asia Capital to Country | 0 | - | 4.96 | 105,752 |
| EU Capitals with No Hints | 0 | - | 4.96 | 124,594 |
| European Capitals by Map | 0 | - | 4.99 | 93,767 |
| African Capitals by Map | 0 | - | 4.99 | 110,810 |
| Asian Capitals by Map | 0 | - | 4.98 | 47,185 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 78,992 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.95 | 72,158 |
| European Coastal Capitals | 0 | - | 4.95 | 77,245 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.90 | 46,619 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 228,522 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.91 | 193,952 |
| Capitals of Mediterranean Countries | 0 | - | 4.96 | 76,116 |
| Top 10 Coldest U.S. States | 0 | - | 4.91 | 100,323 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 100,806 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 57,134 |
| Official Cities in the UK | 0 | - | 4.86 | 232,526 |
| World Capitals Quiz | 0 | - | 5.00 | 4,502,498 |
| North America Capitals Quiz | 0 | - | 4.99 | 186,227 |
| African Capitals - Map Quiz | 0 | - | 4.95 | 52,242 |
| Top 10 Most Remote European Capitals | 0 | - | 4.85 | 84,310 |
| European Capitals - Map Quiz | 0 | - | 4.98 | 105,355 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 78,007 |
| European Capitals Furthest from the Sea | 0 | - | 4.91 | 66,944 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 51,315 |
| European Capitals Ending in N | 0 | - | 4.92 | 73,998 |
| American TV Show Settings Quiz | 0 | - | 4.35 | 29,670 |
| Cities Founded by the French in North America | 0 | - | 4.52 | 38,602 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 93,643 |
| Name a Valid European Capital | 0 | - | 4.94 | 123,384 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 61,731 |
| Most Guessed US State Capitals | 0 | - | 4.35 | 23,263 |
| US States and State Capitals Quiz | 0 | - | 4.99 | 120,033 |
| Total United States Immigration by Country | 0 | - | 4.89 | 96,820 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.95 | 185,166 |
| Mexico States Map Quiz | 0 | - | 4.84 | 90,679 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.84 | 54,845 |
| States of Mexico | 0 | - | 4.95 | 141,551 |
| Longest U.S. State Borders | 0 | - | 4.65 | 34,274 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.70 | 59,937 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.75 | 54,038 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.76 | 52,932 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 49,221 |
| Capitals of the Stans | 0 | - | 4.95 | 21,242 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.94 | 134,022 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 69,593 |
| 500 Biggest US Cities | 0 | - | 4.87 | 98,372 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.81 | 52,476 |
| U.S. Cities Chain | 0 | - | 4.04 | 18,416 |
| South American Cities on the Map | 0 | - | 4.55 | 33,169 |
| California Cities starting with SAN or SANTA | 0 | - | 4.24 | 11,007 |
| Word Scramble - U.S. Cities | 0 | - | 4.07 | 18,474 |
| U.S. City Name Etymologies | 0 | - | 4.17 | 20,606 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.40 | 11,628 |
| Richest Metro Areas in the U.S. | 0 | - | 4.35 | 26,972 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,384,514 |
| Most Guessed European Capitals | 0 | - | 4.89 | 96,496 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.70 | 31,780 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.57 | 44,074 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 93,449 |
| Countries that Visit the United States the Most | 0 | - | 4.95 | 78,779 |
| Countries Closest to Canada | 0 | - | 4.90 | 184,577 |
| Pixelated United States Map | 0 | - | 4.90 | 82,295 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.44 | 47,710 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.52 | 34,041 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 69,341 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 44,084 |
| U.S. State Superlatives #1 | 0 | - | 4.46 | 75,523 |
| U.S. State Superlatives #2 | 0 | - | 4.51 | 37,342 |
| Global Cities on a World Map | 0 | - | 4.92 | 91,518 |
| Northernmost Capital Cities | 0 | - | 4.98 | 94,086 |
| Most Remote Capital Cities | 0 | - | 4.90 | 43,774 |
| Capital Cities: Ports and Saints | 0 | - | 4.94 | 34,417 |
| Capitals with the Shortest Names | 0 | - | 4.96 | 90,903 |
| Same Letter Country and Capital | 0 | - | 4.99 | 127,642 |
| Countries by Capital City | 0 | - | 4.99 | 49,518 |
| Capital Cities Based on First Two Letters | 0 | - | 4.84 | 65,973 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 105,130 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 38,143 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 73,031 |
| Moved Capital Cities | 0 | - | 4.94 | 52,318 |
| Random African Capitals on a Map | 0 | - | 4.95 | 48,159 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 45,079 |
| Random European Capitals on a Map | 0 | - | 4.97 | 106,979 |
| Which City in Europe? | 0 | - | 4.84 | 97,438 |
| Neighborhoods of New York City | 0 | - | 4.35 | 26,823 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 124,545 |
| Countries that Beat the United States | 0 | - | 4.92 | 145,816 |
| Countries that Beat Canada | 0 | - | 4.91 | 78,236 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.95 | 274,476 |
| 10 Longest Rivers in the United States | 0 | - | 4.82 | 35,039 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 19,775 |
| U.S. States with the Lowest HDI | 0 | - | 4.46 | 27,506 |
| Which U.S. State - Multiple Choice | 0 | - | 4.45 | 18,985 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.91 | 29,179 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.39 | 34,827 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.36 | 37,444 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.26 | 31,920 |
| Name a City - U.S. States | 0 | - | 4.41 | 24,482 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.37 | 24,515 |
| Random Capital to Country | 0 | - | 4.99 | 2,363,035 |
| Random Country to Capital | 0 | - | 4.98 | 803,433 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.57 | 40,499 |
| Hawaiian Islands Map Quiz | 0 | - | 4.88 | 21,032 |
| Great Plains States and Provinces on a Map | 0 | - | 4.94 | 38,091 |
| U.S. States with the Fewest Borders | 0 | - | 4.76 | 105,801 |
| U.S. States with the Most Borders | 0 | - | 4.56 | 61,068 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 58,308 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.54 | 31,779 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 31,464 |
| New England States | 0 | - | 4.54 | 52,440 |
| US States by Land Area | 0 | - | 4.58 | 48,509 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 36,193 |
| Add a Letter - Make a U.S. State | 0 | - | 4.74 | 76,568 |
| Events by U.S. State #1 | 0 | - | 4.41 | 21,778 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 51,105 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.78 | 37,323 |
| 10 Easternmost U.S. States | 0 | - | 4.54 | 53,009 |
| The Only U.S. State ... #1 | 0 | - | 4.51 | 82,641 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 117,059 |
| Summer Olympic City Bids | 0 | - | 4.93 | 37,153 |
| Important Cities in European History | 0 | - | 4.55 | 109,858 |
| European Cities by Map #2 | 0 | - | 4.47 | 44,492 |
