| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,687,171 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,702 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,823 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,877 |
| ALL California Cities | 0 | - | 4.37 | 42,998 |
| Boroughs of New York City | 0 | - | 4.47 | 84,513 |
| Countries Similar to U.S. States by Population | 0 | - | 4.91 | 70,621 |
| US States Quiz | 0 | - | 5.00 | 16,841,332 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,566 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,599 |
| Random U.S. City to State | 0 | - | 4.45 | 76,148 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,642 |
| Name a City - European Countries | 0 | - | 4.90 | 65,230 |
| Every City in Arizona on a Map | 0 | - | 4.51 | 9,333 |
| Every City in Alabama on a Map | 0 | - | 4.73 | 8,459 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,450 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.61 | 14,611 |
| Africa Capitals Quiz | 0 | - | 4.99 | 736,305 |
| Asia Capitals Quiz | 0 | - | 4.98 | 691,430 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,261 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,701 |
| Washington D.C. Trivia | 0 | - | 4.45 | 38,995 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,816 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,050 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,089 |
| Draw All US State Borders | 0 | - | 4.99 | 136,828 |
| Most Common Immigrant Origin by U.S. State | 0 | - | 4.90 | 66,324 |
| US States with an Empty Map | 0 | - | 5.00 | 623,554 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,804 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,434 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,970 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,430 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,476 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,883 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,585 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,446 |
| Europe Capital to Country | 0 | - | 4.99 | 249,681 |
| Asia Capital to Country | 0 | - | 4.96 | 126,515 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,659 |
| European Capitals by Map | 0 | - | 4.99 | 138,703 |
| African Capitals by Map | 0 | - | 4.99 | 133,433 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,129 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,936 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,276 |
| European Coastal Capitals | 0 | - | 4.95 | 90,425 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,521 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,349 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,657 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,762 |
| Random Europe Capitals Mystery Route | 0 | - | 4.98 | 82,099 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,041 |
| Miami City Trivia | 0 | - | 4.60 | 11,224 |
| Dallas City Trivia | 0 | - | 4.46 | 6,820 |
| World Capitals Quiz | 0 | - | 5.00 | 5,065,414 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,619 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,715 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,203 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,902 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,501 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,947 |
| U.S. State Capitals in the Answer | 0 | - | 4.77 | 35,552 |
| Los Angeles City Quiz | 0 | - | 4.14 | 30,731 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,275 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 208,519 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,849 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,651 |
| Official Cities in the UK | 0 | - | 4.89 | 283,201 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,376 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,392 |
| Every City in Colorado on a Map | 0 | - | 4.48 | 13,222 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,838 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,274 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,318 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 93,929 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,049 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,734 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,098 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,162 |
| Europe Capitals Mystery Route | 0 | - | 4.97 | 54,838 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,202 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.44 | 10,617 |
| Neighborhoods of New York City | 0 | - | 4.37 | 30,388 |
| California Cities Map Quiz | 0 | - | 4.50 | 87,900 |
| U.S. States that Border Canada | 0 | - | 4.91 | 184,464 |
| U.S. Cities With The Most Top Census Appearances | 0 | - | 4.68 | 11,116 |
| Capitals of the Stans | 0 | - | 4.95 | 26,772 |
| Every City in Texas on a Map | 0 | - | 4.36 | 15,328 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,564 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 69,981 |
| Name a City - U.S. States | 0 | - | 4.41 | 26,678 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,164 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,733 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,583,514 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,937 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,149 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,073 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,616 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,224 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,052 |
| US States and State Capitals | 0 | - | 4.99 | 161,497 |
| Bay Area or Los Angeles Suburb | 0 | - | 4.40 | 15,030 |
| Which City in California? | 0 | - | 4.56 | 32,002 |
| All About Atlanta | 0 | - | 4.60 | 11,245 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,534,919 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 220,436 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 133,917 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,671 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,076 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,102 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,252 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,625 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,559 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,080 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,278 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,432 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,874 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,734 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,043 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,459 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,575 |
| Random European Capital to Country | 0 | - | 4.98 | 190,689 |
| Random European Country to Capital | 0 | - | 4.93 | 164,796 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,312 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,639 |
| Random African Capital to Country | 0 | - | 4.97 | 100,533 |
| Random African Country to Capital | 0 | - | 4.94 | 71,111 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,418 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,598 |
| US State Capitals - One Minute Sprint | 0 | - | 4.06 | 183,645 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,898 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,168 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,865 |
| U.S. State Capitals with the Least Precipitation | 0 | - | 4.41 | 23,252 |
| Melbourne Suburbs | 0 | - | 4.85 | 52,896 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,410 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 331,279 |
| State Quiz - California | 0 | - | 4.69 | 64,341 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,089 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,387 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 174,988 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,913 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,250 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,228 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.63 | 55,320 |
| Find the City #1 | 0 | - | 4.97 | 42,716 |
| Every City in Oregon on a Map | 0 | - | 4.27 | 10,609 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,012 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,271 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,312 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,018 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,702 |
| Countries by Capital City | 0 | - | 5.00 | 67,988 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,008 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,496 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,771 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,966 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,007 |
| Moved Capital Cities | 0 | - | 4.96 | 74,080 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,663 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,925 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,517 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,444 |
| Which City in Europe? | 0 | - | 4.83 | 107,222 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,193 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,123 |
| US States by Borders in 30 Seconds | 0 | - | 4.67 | 2,677,664 |
| Draw All US State Borders - Extreme | 0 | - | 4.99 | 78,327 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,389,536 |
| California True or False? | 0 | - | 4.62 | 35,258 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,764 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.94 | 51,607 |
| North American Sports Cities | 0 | - | 4.83 | 171,864 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,269 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,723 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,538 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,285 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,400 |
| Name a Valid World City | 0 | - | 4.83 | 71,003 |
| Cities by Former Name | 0 | - | 4.83 | 91,462 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,337 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,594 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,964 |
| World Capitals by Map | 0 | - | 5.00 | 285,737 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,184 |
| Random Capital to Country | 0 | - | 4.99 | 2,588,574 |
| Random Country to Capital | 0 | - | 4.98 | 918,900 |
| World Capitals Mystery Route | 0 | - | 4.98 | 55,292 |
| Bordering Countries Whose Capitals Are Furthest Apart | 0 | - | 4.99 | 50,758 |
| Capitals Starting With H | 0 | - | 4.91 | 92,342 |
| Capitals Starting With K | 0 | - | 4.88 | 82,716 |
| Capitals Starting With L | 0 | - | 4.81 | 87,850 |
| Capitals Starting With M | 0 | - | 4.93 | 107,481 |
| Capitals Starting With P | 0 | - | 4.88 | 78,004 |
| Capitals Starting With R | 0 | - | 4.87 | 81,650 |
| Capitals Starting With S | 0 | - | 4.90 | 85,591 |
| Capitals Starting With T | 0 | - | 4.85 | 76,011 |
| Capitals Starting With W | 0 | - | 4.87 | 91,181 |
| Capitals Starting With A | 0 | - | 4.97 | 127,642 |
| Capitals Starting With B | 0 | - | 4.89 | 118,249 |
| Capitals Starting With D | 0 | - | 4.93 | 96,235 |
