| US States and State Capitals | 0 | - | 4.99 | 163,815 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,694,112 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,332 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,133 |
| Random European Capital to Country | 0 | - | 4.98 | 191,613 |
| Random European Country to Capital | 0 | - | 4.93 | 165,498 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,772 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,100 |
| Random African Capital to Country | 0 | - | 4.97 | 100,995 |
| Random African Country to Capital | 0 | - | 4.94 | 71,473 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.82 | 56,094 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,057 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 176,706 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,497 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,053 |
| Africa Capitals Quiz | 0 | - | 4.99 | 740,676 |
| Asia Capitals Quiz | 0 | - | 4.98 | 695,551 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,362 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 145,004 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,211 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,991 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,077 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,550 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,501 |
| Name a City - European Countries | 0 | - | 4.90 | 65,775 |
| Europe Capital to Country | 0 | - | 4.99 | 251,147 |
| Asia Capital to Country | 0 | - | 4.96 | 126,971 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,381 |
| European Capitals by Map | 0 | - | 4.99 | 140,561 |
| African Capitals by Map | 0 | - | 4.99 | 138,234 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,126 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,042 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,411 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,759 |
| European Coastal Capitals | 0 | - | 4.95 | 90,928 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,768 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,201 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,858 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,973 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,340 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,898 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 39,092 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,233 |
| Which City in California? | 0 | - | 4.56 | 32,096 |
| New York City A-Z | 0 | - | 4.18 | 32,339 |
| US States Quiz | 0 | - | 5.00 | 16,933,440 |
| U.S. Senators by State | 0 | - | 4.44 | 40,019 |
| Official Cities in the UK | 0 | - | 4.89 | 284,901 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,519 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,748 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,335 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,889 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,804 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,275 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,639 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,102 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,364 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,637 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,963 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,351 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,475 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,298 |
| Rust Belt Cities Map Quiz | 0 | - | 4.57 | 35,179 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 367,938 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,766 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,454 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,638 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,010 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,067 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,193 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,753 |
| World Capitals Quiz | 0 | - | 5.00 | 5,088,580 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,896 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,065 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,655 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,859 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,001 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 51,154 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,051 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,741 |
| Which City in New York State? | 0 | - | 4.60 | 16,019 |
| Which City in Europe? | 0 | - | 4.83 | 107,658 |
| Which City in Texas? | 0 | - | 4.45 | 25,125 |
| Which City in Florida? | 0 | - | 4.61 | 11,005 |
| Los Angeles A-Z | 0 | - | 4.20 | 9,531 |
| Random Sequential U.S. States on a Map | 0 | - | 4.99 | 234,830 |
| Draw All US State Borders | 0 | - | 4.99 | 139,097 |
| US States with an Empty Map | 0 | - | 5.00 | 626,480 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,195 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 508,279 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,806 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 113,750 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,508 |
| U.S. States with Short Names | 0 | - | 4.91 | 149,434 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,761 |
| U.S. States By Population | 0 | - | 4.92 | 153,814 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,811 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,639 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,921 |
| Random U.S. Sports Team to State | 0 | - | 4.33 | 27,427 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,631 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,583 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,359 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,845 |
| Capitals of the Stans | 0 | - | 4.95 | 26,974 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,495 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,224 |
| Biggest Cities in Colorado | 0 | - | 4.05 | 32,319 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,830 |
| Random U.S. City to State | 0 | - | 4.45 | 76,641 |
| Name a City - U.S. States | 0 | - | 4.38 | 28,742 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,352 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,917 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,592,760 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,182 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,085 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,820 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,733 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,518 |
| Which City in Canada? | 0 | - | 4.83 | 57,187 |
| Boroughs of New York City | 0 | - | 4.47 | 84,776 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,064 |
| U.S. State Flags | 0 | - | 4.89 | 171,579 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,736 |
| U.S. States that Border Canada | 0 | - | 4.91 | 185,769 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 209,643 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,419 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,142 |
| Biggest Cities in Washington State | 0 | - | 4.44 | 36,318 |
| Biggest Cities in North Carolina | 0 | - | 4.64 | 35,156 |
| North American Sports Cities | 0 | - | 4.83 | 172,743 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,435 |
| Cities in European History #1 | 0 | - | 4.63 | 134,291 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,845 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,395 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,817 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,603 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,716 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,917 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,590 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,173 |
| ALL California Cities | 0 | - | 4.37 | 43,137 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,477 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,661 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,171 |
| Name a Valid World City | 0 | - | 4.83 | 71,569 |
| Find the City #1 | 0 | - | 4.97 | 43,069 |
| Cities by Former Name | 0 | - | 4.83 | 91,798 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,473 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,528 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,670 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,637 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,809 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,790 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,647 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,493 |
| Countries by Capital City | 0 | - | 5.00 | 68,785 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,459 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,898 |
| World Capitals by Proximity | 0 | - | 4.90 | 332,492 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,604 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,490 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,493 |
| Moved Capital Cities | 0 | - | 4.96 | 74,409 |
| World Capitals by Map | 0 | - | 5.00 | 287,879 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,561 |
| Random Capital to Country | 0 | - | 4.99 | 2,596,085 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,677 |
| Random Country to Capital | 0 | - | 4.98 | 923,809 |
| Capitals Starting With H | 0 | - | 4.91 | 92,802 |
| Capitals Starting With K | 0 | - | 4.88 | 83,856 |
| Capitals Starting With L | 0 | - | 4.81 | 88,319 |
| Capitals Starting With M | 0 | - | 4.93 | 108,193 |
| Capitals Starting With P | 0 | - | 4.88 | 78,430 |
| Capitals Starting With R | 0 | - | 4.87 | 82,048 |
| Capitals Starting With S | 0 | - | 4.90 | 86,032 |
| Capitals Starting With T | 0 | - | 4.84 | 76,376 |
| Capitals Starting With W | 0 | - | 4.87 | 91,434 |
| Capitals Starting With A | 0 | - | 4.97 | 128,395 |
| Capitals Starting With B | 0 | - | 4.88 | 118,808 |
| Capitals Starting With D | 0 | - | 4.93 | 96,707 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,787 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,289 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,128 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 37,007 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,603 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 34,011 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,418 |
| Random American Countries on a Map | 0 | - | 4.96 | 99,856 |
| Random U.S. States on a Map | 0 | - | 4.96 | 628,359 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 89,303 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,547,136 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 129,447 |
| U.S. States by Emoji | 0 | - | 4.48 | 101,123 |
| Least Irish U.S. States | 0 | - | 4.49 | 18,345 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 221,613 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 134,767 |
| California... or Florida? | 0 | - | 4.60 | 51,685 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,425 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,960 |
