| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,467 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,683,817 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,201 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,675 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,477 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,524 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,146 |
| Countries Similar to U.S. States by Population | 0 | - | 4.91 | 70,381 |
| US States Quiz | 0 | - | 5.00 | 16,791,847 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,282 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,144 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,724 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,129 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,310 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,948 |
| Random U.S. City to State | 0 | - | 4.45 | 75,820 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,660 |
| U.S. Cities A-Z by Clue #1 | 0 | - | 4.36 | 39,752 |
| Name a City - European Countries | 0 | - | 4.91 | 64,963 |
| Africa Capitals Quiz | 0 | - | 4.99 | 734,113 |
| Asia Capitals Quiz | 0 | - | 4.98 | 689,592 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,986 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,379 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,578 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,132 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,847 |
| U.S. State Capitals with the Least Precipitation | 0 | - | 4.41 | 23,231 |
| Boroughs of New York City | 0 | - | 4.47 | 84,365 |
| Washington D.C. Trivia | 0 | - | 4.45 | 38,942 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,875 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,016 |
| Draw All US State Borders | 0 | - | 4.99 | 135,618 |
| Most Common Immigrant Origin by U.S. State | 0 | - | 4.90 | 65,786 |
| US States with an Empty Map | 0 | - | 5.00 | 621,740 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,449 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,160 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,604 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,337 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,183 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,557 |
| ALL California Cities | 0 | - | 4.37 | 42,947 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,691 |
| Europe Capital to Country | 0 | - | 4.99 | 249,057 |
| Asia Capital to Country | 0 | - | 4.96 | 126,239 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,270 |
| European Capitals by Map | 0 | - | 4.99 | 137,960 |
| African Capitals by Map | 0 | - | 4.99 | 132,954 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,800 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,676 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,052 |
| European Coastal Capitals | 0 | - | 4.95 | 90,183 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,385 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 268,444 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,057 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,254 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,630 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,999 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.51 | 66,374 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,112 |
| World Capitals Quiz | 0 | - | 5.00 | 5,053,404 |
| South America Capitals Quiz | 0 | - | 5.00 | 479,500 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,871 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,447 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,916 |
| U.S. State Capitals in the Answer | 0 | - | 4.77 | 35,482 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,051 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 207,957 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,597 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,596 |
| Official Cities in the UK | 0 | - | 4.89 | 282,355 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,340 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,396 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,703 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,142 |
| Every City in Arizona on a Map | 0 | - | 4.50 | 9,273 |
| Every City in Colorado on a Map | 0 | - | 4.48 | 13,140 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,766 |
| Every City in Alabama on a Map | 0 | - | 4.72 | 8,415 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,404 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.61 | 14,590 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,431 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,053 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,754 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,740 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,563 |
| European Capitals Furthest from the Sea | 0 | - | 4.91 | 81,963 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,942 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,894 |
| World Capitals in the Answer | 0 | - | 4.94 | 76,665 |
| Europe Capitals Mystery Route | 0 | - | 4.96 | 54,622 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,039 |
| U.S. State Capitals with the Most Precipitation | 0 | - | 4.20 | 12,727 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,673 |
| U.S. States that Border Canada | 0 | - | 4.91 | 183,842 |
| U.S. Cities With The Most Top Census Appearances | 0 | - | 4.68 | 11,018 |
| Capitals of the Stans | 0 | - | 4.95 | 26,638 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,527 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,725 |
| Name a City - U.S. States | 0 | - | 4.41 | 26,632 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 146,347 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,553 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,579,030 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,773 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,207 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,743 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,009 |
| Click a Valid World Capital A-Z | 0 | - | 4.83 | 89,834 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,597 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,200 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,034 |
| US States and State Capitals | 0 | - | 4.99 | 160,479 |
| Miami City Trivia | 0 | - | 4.60 | 11,215 |
| All About Atlanta | 0 | - | 4.60 | 11,231 |
| Dallas City Trivia | 0 | - | 4.46 | 6,807 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,694 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,567 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,713 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,528,870 |
| U.S. States by Hottest Recorded Temperature | 0 | - | 4.36 | 57,293 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 219,727 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 133,419 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,788 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,854 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,069 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,341 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,184 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,891 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,169 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 150,178 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,490 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,795 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,716 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,309 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,958 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,403 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,574 |
| Random European Capital to Country | 0 | - | 4.98 | 190,202 |
| Random European Country to Capital | 0 | - | 4.93 | 160,560 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,925 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,021 |
| Random African Capital to Country | 0 | - | 4.97 | 100,228 |
| Random African Country to Capital | 0 | - | 4.94 | 70,763 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,348 |
| US State Capitals - One Minute Sprint | 0 | - | 4.06 | 183,342 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,671 |
| Melbourne Suburbs | 0 | - | 4.84 | 52,475 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 330,094 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 53,710 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.51 | 41,762 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,405 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,555 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,621 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,633 |
| European Capitals by Airport Code | 0 | - | 4.93 | 35,868 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 190,014 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,098 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 174,088 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,551 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,140 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.63 | 55,155 |
| Find the City #1 | 0 | - | 4.97 | 42,528 |
| Every City in Oregon on a Map | 0 | - | 4.27 | 10,536 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,681 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,089 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,120 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,532 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,270 |
| Countries by Capital City | 0 | - | 5.00 | 67,587 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,804 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,302 |
| World Capitals by Proximity | 0 | - | 4.91 | 329,943 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,922 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,758 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,858 |
| Moved Capital Cities | 0 | - | 4.96 | 73,923 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,531 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,824 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,299 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,220 |
| Most Guessed US State Capitals | 0 | - | 4.37 | 24,606 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.44 | 10,601 |
| U.S. State Capital Superlatives - Top 2 | 0 | - | 4.36 | 21,747 |
| Which City in Europe? | 0 | - | 4.83 | 107,051 |
| Neighborhoods of New York City | 0 | - | 4.37 | 30,332 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,908 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,985 |
| US States by Borders in 30 Seconds | 0 | - | 4.67 | 2,673,307 |
| Draw All US State Borders - Extreme | 0 | - | 4.99 | 78,026 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,386,183 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 39,277 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.47 | 37,039 |
| U.S. States by Unofficial Motto | 0 | - | 4.47 | 23,067 |
| Every City in Texas on a Map | 0 | - | 4.36 | 15,209 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,473 |
| North American Sports Cities | 0 | - | 4.83 | 171,483 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,071 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,669 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,513 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,087 |
| Name a Valid World City | 0 | - | 4.83 | 70,702 |
