| US States and State Capitals | 0 | - | 4.99 | 158,852 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,320 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,519 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,864 |
| Which City in Canada? | 0 | - | 4.82 | 56,737 |
| U.S. State Capitals Closest to the Mississippi River | 0 | - | 4.85 | 18,287 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,678,725 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,930 |
| Asia Capitals Quiz | 0 | - | 4.98 | 686,575 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 105,082 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,150 |
| Name a City - European Countries | 0 | - | 4.92 | 64,527 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,600 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,907 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 502,355 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,434 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,987 |
| Europe Capital to Country | 0 | - | 4.99 | 248,130 |
| Asia Capital to Country | 0 | - | 4.96 | 125,835 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,625 |
| European Capitals by Map | 0 | - | 4.99 | 136,661 |
| African Capitals by Map | 0 | - | 4.99 | 132,302 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,310 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,305 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,722 |
| European Coastal Capitals | 0 | - | 4.95 | 89,866 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,223 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 267,188 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,062 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,455 |
| Random Europe Capitals Mystery Route | 0 | - | 4.98 | 80,881 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,704 |
| Seattle City Trivia | 0 | - | 4.20 | 26,256 |
| Official Cities in the UK | 0 | - | 4.89 | 280,850 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,633 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,189 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,730 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,489 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,261 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,237 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,759 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,571 |
| Europe Capitals Mystery Route | 0 | - | 4.97 | 54,321 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,822 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,312 |
| U.S. State Flags | 0 | - | 4.89 | 167,612 |
| Hawaiian Islands | 0 | - | 4.83 | 42,449 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,105 |
| Random U.S. States Mouse Hunt! | 0 | - | 4.94 | 187,386 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,474 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,304 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,193 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,867 |
| World Capitals Quiz | 0 | - | 5.00 | 5,035,421 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,483 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,088 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,719 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,683 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 38,924 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,075 |
| Smaller U.S. Cities You May Know #1 | 0 | - | 4.45 | 19,623 |
| Boroughs of New York City | 0 | - | 4.47 | 84,155 |
| Washington D.C. Trivia | 0 | - | 4.44 | 38,807 |
| Click a Valid US State A-Z | 0 | - | 4.90 | 115,005 |
| U.S. States Closest to Tokyo | 0 | - | 4.89 | 59,536 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,118 |
| Capitals of the Stans | 0 | - | 4.95 | 26,457 |
| ALL California Cities | 0 | - | 4.37 | 42,838 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,572,442 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,562 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,236 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,148 |
| Random European Capital to Country | 0 | - | 4.98 | 189,364 |
| Random European Country to Capital | 0 | - | 4.92 | 147,583 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,452 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,525 |
| Random African Capital to Country | 0 | - | 4.97 | 99,784 |
| Random African Country to Capital | 0 | - | 4.94 | 70,290 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,872 |
| Which City in the United States? | 0 | - | 4.21 | 56,755 |
| Las Vegas Casinos | 0 | - | 4.12 | 37,979 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.81 | 55,641 |
| European Capitals by Airport Code | 0 | - | 4.92 | 35,532 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,534 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,759 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,026 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 149,802 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,719 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,627 |
| Random U.S. City to State | 0 | - | 4.45 | 75,433 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,841 |
| Every City in Arizona on a Map | 0 | - | 4.47 | 9,199 |
| Every City in Colorado on a Map | 0 | - | 4.48 | 13,033 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,630 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,039 |
| Every City in Alabama on a Map | 0 | - | 4.71 | 8,369 |
| Every City in Michigan on a Map | 0 | - | 4.48 | 9,291 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.63 | 14,559 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,258 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,704 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,824 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,320 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,677 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,951 |
| Which City in Europe? | 0 | - | 4.83 | 106,787 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,637 |
| Countries Similar to U.S. States by Population | 0 | - | 4.92 | 69,858 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 112,656 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,572 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,928 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,467 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,234 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,462 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.64 | 54,921 |
| Find the City #1 | 0 | - | 4.97 | 42,204 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,091 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,733 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,684 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,755 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,587 |
| Countries by Capital City | 0 | - | 5.00 | 66,800 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,417 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,971 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,467 |
| Moved Capital Cities | 0 | - | 4.96 | 73,650 |
| Random Capital to Country | 0 | - | 4.99 | 2,579,275 |
| Random Country to Capital | 0 | - | 4.98 | 912,335 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,551 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,923 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,664 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,535 |
| U.S. State Capitals Closest to the Great Lakes | 0 | - | 4.66 | 21,007 |
| 20 Chinese Cities Everyone Should Know | 0 | - | 4.81 | 39,140 |
| Miami City Trivia | 0 | - | 4.60 | 11,195 |
| All About Atlanta | 0 | - | 4.60 | 11,208 |
| Dallas City Trivia | 0 | - | 4.46 | 6,785 |
| Win the U.S. Presidential Election | 0 | - | 4.80 | 619,327 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,636 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,187 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.94 | 51,053 |
| North American Sports Cities | 0 | - | 4.83 | 171,005 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,944 |
| Cities in European History #1 | 0 | - | 4.63 | 133,238 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,215 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,582 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,817 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,026 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,447 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 44,878 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,802 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,241 |
| Name a Valid World City | 0 | - | 4.83 | 70,235 |
| Cities by Former Name | 0 | - | 4.84 | 91,043 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,730 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,276 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 245,914 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,059 |
| World Capitals by Map | 0 | - | 5.00 | 283,652 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,733 |
| All First Level Subdivision Capitals | 0 | - | 4.84 | 14,987 |
| World Capitals Mystery Route | 0 | - | 4.97 | 54,727 |
| Capitals Starting With H | 0 | - | 4.90 | 91,309 |
| Capitals Starting With K | 0 | - | 4.85 | 75,746 |
| Capitals Starting With L | 0 | - | 4.81 | 86,915 |
| Capitals Starting With M | 0 | - | 4.93 | 106,195 |
| Capitals Starting With P | 0 | - | 4.88 | 77,254 |
| Capitals Starting With R | 0 | - | 4.87 | 81,039 |
| Capitals Starting With S | 0 | - | 4.89 | 84,876 |
| Capitals Starting With T | 0 | - | 4.84 | 75,357 |
| Capitals Starting With W | 0 | - | 4.89 | 90,668 |
| Capitals Starting With A | 0 | - | 4.97 | 126,641 |
| Capitals Starting With B | 0 | - | 4.89 | 117,374 |
| Capitals Starting With D | 0 | - | 4.93 | 95,474 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,938 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.44 | 10,574 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,342 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,635 |
| Which City in Latin America? | 0 | - | 4.63 | 46,871 |
| New York City A-Z | 0 | - | 4.18 | 32,204 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,487 |
| U.S. States that Border Canada | 0 | - | 4.91 | 182,696 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,304 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 231,123 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,128 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,963 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,051 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,864 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,491 |
| U.S. Cities A-Z by Clue | 0 | - | 4.36 | 39,686 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,339 |
| Westernmost Cities in the U.S. | 0 | - | 4.36 | 16,409 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,182 |
| North America Cities by Map | 0 | - | 4.41 | 47,636 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,271 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,272 |
| Random European City to Country | 0 | - | 4.69 | 116,724 |
| Random Asian City to Country | 0 | - | 4.56 | 44,402 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,775 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,136 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,386 |
