| Most Guessed U.S. Cities | 0 | - | 4.88 | 105,117 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,169 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,567 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,906 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,679,122 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,626 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,915 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,509 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,737 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.54 | 137,780 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,275 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,562 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,858 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,767 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,041 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 149,825 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,641 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,854 |
| US States Quiz | 0 | - | 5.00 | 16,724,269 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,487 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,645 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,741 |
| Random U.S. City to State | 0 | - | 4.45 | 75,440 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,394 |
| Name a City - European Countries | 0 | - | 4.91 | 64,577 |
| Africa Capitals Quiz | 0 | - | 4.99 | 731,297 |
| Asia Capitals Quiz | 0 | - | 4.98 | 686,858 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,591 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,248 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,561 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,930 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,668 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,541 |
| Boroughs of New York City | 0 | - | 4.47 | 84,173 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,873 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,497 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,541 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,831 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,084 |
| U.S. States By Population | 0 | - | 4.92 | 152,482 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,531 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,954 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,664 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,804 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,970 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 44,979 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 245,966 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,345 |
| US States with an Empty Map | 0 | - | 5.00 | 619,576 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 94,892 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,715 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,095 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,194 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,468 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,045 |
| ALL California Cities | 0 | - | 4.37 | 42,853 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,620 |
| Europe Capital to Country | 0 | - | 4.99 | 248,195 |
| Asia Capital to Country | 0 | - | 4.96 | 125,865 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,681 |
| European Capitals by Map | 0 | - | 4.99 | 136,783 |
| African Capitals by Map | 0 | - | 4.99 | 132,360 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,374 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,338 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,746 |
| European Coastal Capitals | 0 | - | 4.95 | 89,893 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,237 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 267,307 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,120 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,469 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,947 |
| World Capitals Quiz | 0 | - | 5.00 | 5,037,365 |
| U.S. State Capital Etymology | 0 | - | 4.50 | 36,801 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,369 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,873 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,983 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,994 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,803 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,198 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,602 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,831 |
| Official Cities in the UK | 0 | - | 4.89 | 280,976 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,291 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,167 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,528 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,894 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,294 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,766 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,521 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,285 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,257 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,779 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,767 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,601 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,839 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 128,886 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,047 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,130 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,332 |
| Capitals of the Stans | 0 | - | 4.95 | 26,482 |
| American TV Show Settings | 0 | - | 4.35 | 30,596 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,483 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,346 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,308 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,573,013 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 131,690 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,149 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,638 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,568 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,163 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.48 | 26,015 |
| US States and State Capitals | 0 | - | 4.99 | 158,938 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,763 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,295 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,163 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,939 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,261 |
| States of Mexico | 0 | - | 4.95 | 173,715 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,565 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,414 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,545 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,817 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 40,930 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,668 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,614 |
| South American Cities on the Map | 0 | - | 4.57 | 35,262 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,451 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,643 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,206 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,478 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,184 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,158 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,129 |
| Random European Capital to Country | 0 | - | 4.98 | 189,393 |
| Random European Country to Capital | 0 | - | 4.92 | 147,599 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,466 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,543 |
| Random African Capital to Country | 0 | - | 4.97 | 99,799 |
| Random African Country to Capital | 0 | - | 4.94 | 70,309 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,360 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,938 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,168 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,626 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,962 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,474 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 328,621 |
| Pixelated United States Map | 0 | - | 4.89 | 93,595 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.46 | 52,955 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.50 | 40,765 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,303 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,496 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,286 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,412 |
| U.S. Cities A-Z by Clue #1 | 0 | - | 4.36 | 39,688 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,991 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,163 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,791 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,743 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,859 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,689 |
| Countries by Capital City | 0 | - | 5.00 | 66,880 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,453 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 114,015 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,801 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,831 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,492 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,801 |
| Moved Capital Cities | 0 | - | 4.96 | 73,683 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,343 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,692 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,969 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.62 | 34,600 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,055 |
| Most Guessed US State Capitals | 0 | - | 4.37 | 24,566 |
| U.S. State Capital Superlatives - Top 2 | 0 | - | 4.36 | 21,704 |
| Which City in Europe? | 0 | - | 4.83 | 106,827 |
| Neighborhoods of New York City | 0 | - | 4.37 | 30,250 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,549 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,727 |
| Countries that Beat Canada | 0 | - | 4.90 | 86,937 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,170 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,843 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,000 |
| New England States | 0 | - | 4.51 | 59,715 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,529 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,898 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,382 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.69 | 55,691 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,690 |
| U.S. States by Borders | 0 | - | 4.63 | 35,107 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,221 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.47 | 36,990 |
| Save Americans by Guessing U.S. States | 0 | - | 4.61 | 182,990 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,268 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,177 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,211 |
| North American Sports Cities | 0 | - | 4.83 | 171,034 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,954 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,577 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,469 |
