| US States and State Capitals | 0 | - | 4.99 | 164,651 |
| Las Vegas City Trivia | 0 | - | 4.52 | 13,792 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,444 |
| U.S. State Capitals Closest to the Mississippi River | 0 | - | 4.85 | 18,435 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,631 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,337 |
| Which City in Canada? | 0 | - | 4.83 | 57,274 |
| U.S. States Closest to Tokyo | 0 | - | 4.89 | 61,055 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,696,376 |
| Africa Capitals Quiz | 0 | - | 4.99 | 742,194 |
| Asia Capitals Quiz | 0 | - | 4.98 | 697,312 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,746 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,215 |
| Name a City - European Countries | 0 | - | 4.90 | 65,963 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,501 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,253 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,935 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 509,128 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,263 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,818 |
| Europe Capital to Country | 0 | - | 4.99 | 251,625 |
| Asia Capital to Country | 0 | - | 4.96 | 127,222 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,674 |
| European Capitals by Map | 0 | - | 4.99 | 141,492 |
| African Capitals by Map | 0 | - | 4.99 | 141,541 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,639 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,661 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,999 |
| European Coastal Capitals | 0 | - | 4.95 | 91,110 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,084 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,852 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,347 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,062 |
| Random Europe Capitals Mystery Route | 0 | - | 4.98 | 83,301 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 149,664 |
| Official Cities in the UK | 0 | - | 4.89 | 285,519 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,968 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,564 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,007 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,423 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,870 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,266 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,473 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,790 |
| Europe Capitals Mystery Route | 0 | - | 4.97 | 55,497 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,590 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,621 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,549 |
| U.S. State Flags | 0 | - | 4.89 | 172,191 |
| Hawaiian Islands | 0 | - | 4.83 | 42,863 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,461 |
| Random U.S. States Mouse Hunt! | 0 | - | 4.95 | 194,437 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,665 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,725 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 150,462 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,872 |
| World Capitals Quiz | 0 | - | 5.00 | 5,096,665 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,464 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,295 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,456 |
| U.S. State Capitals Closest to the Great Lakes | 0 | - | 4.67 | 21,149 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 39,112 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,263 |
| Smaller U.S. Cities You May Know #1 | 0 | - | 4.45 | 19,757 |
| Boroughs of New York City | 0 | - | 4.47 | 84,866 |
| Seattle City Trivia | 0 | - | 4.21 | 26,515 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,100 |
| Click a Valid US State A-Z | 0 | - | 4.91 | 118,734 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 89,510 |
| Capitals of the Stans | 0 | - | 4.95 | 27,064 |
| ALL California Cities | 0 | - | 4.37 | 43,190 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,595,921 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,196 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,729 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,954 |
| Random European Capital to Country | 0 | - | 4.98 | 191,859 |
| Random European Country to Capital | 0 | - | 4.93 | 165,676 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,884 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,275 |
| Random African Capital to Country | 0 | - | 4.97 | 101,158 |
| Random African Country to Capital | 0 | - | 4.94 | 71,628 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,012 |
| Which City in the United States? | 0 | - | 4.21 | 57,138 |
| Las Vegas Casinos | 0 | - | 4.13 | 38,122 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.82 | 56,169 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,641 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,407 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 177,400 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,519 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,614 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,917 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,140 |
| Random U.S. City to State | 0 | - | 4.45 | 76,764 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,251 |
| Every City in Arizona on a Map | 0 | - | 4.51 | 9,472 |
| Every City in Colorado on a Map | 0 | - | 4.49 | 13,424 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 14,104 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,395 |
| Every City in Alabama on a Map | 0 | - | 4.74 | 8,590 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,598 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.63 | 14,703 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,022 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,168 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,113 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,156 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,284 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,237 |
| Which City in Europe? | 0 | - | 4.83 | 107,769 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,768 |
| U.S. States Closest to Moscow | 0 | - | 4.50 | 48,206 |
| Countries Similar to U.S. States by Population | 0 | - | 4.91 | 71,484 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 115,464 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,900 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,006 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,608 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,541 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,691 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.64 | 55,779 |
| Find the City #1 | 0 | - | 4.97 | 43,218 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,934 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,816 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,003 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,943 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,825 |
| Countries by Capital City | 0 | - | 5.00 | 69,108 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,676 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,070 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,643 |
| Moved Capital Cities | 0 | - | 4.96 | 74,534 |
| Random Capital to Country | 0 | - | 4.99 | 2,598,510 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,750 |
| Random Country to Capital | 0 | - | 4.98 | 925,656 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,253 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,108 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,840 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,758 |
| Miami City Trivia | 0 | - | 4.60 | 11,257 |
| All About Atlanta | 0 | - | 4.60 | 11,279 |
| Dallas City Trivia | 0 | - | 4.46 | 6,857 |
| Win the U.S. Presidential Election | 0 | - | 4.78 | 633,112 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,091 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,294 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.94 | 52,211 |
| North American Sports Cities | 0 | - | 4.83 | 172,959 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,501 |
| Cities in European History #1 | 0 | - | 4.63 | 134,450 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,426 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,856 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,936 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,190 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,570 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,497 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,800 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,342 |
| Name a Valid World City | 0 | - | 4.84 | 71,760 |
| Cities by Former Name | 0 | - | 4.83 | 91,915 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,608 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,888 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,700 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,639 |
| World Capitals by Map | 0 | - | 5.00 | 288,667 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,690 |
| All First Level Subdivision Capitals | 0 | - | 4.82 | 15,232 |
| World Capitals Mystery Route | 0 | - | 4.98 | 55,869 |
| Capitals Starting With H | 0 | - | 4.91 | 92,970 |
| Capitals Starting With K | 0 | - | 4.88 | 84,019 |
| Capitals Starting With L | 0 | - | 4.81 | 90,267 |
| Capitals Starting With M | 0 | - | 4.93 | 108,507 |
| Capitals Starting With P | 0 | - | 4.88 | 78,609 |
| Capitals Starting With R | 0 | - | 4.88 | 82,175 |
| Capitals Starting With S | 0 | - | 4.90 | 86,192 |
| Capitals Starting With T | 0 | - | 4.85 | 76,505 |
| Capitals Starting With W | 0 | - | 4.87 | 91,518 |
| Capitals Starting With A | 0 | - | 4.97 | 128,635 |
| Capitals Starting With B | 0 | - | 4.89 | 119,035 |
| Capitals Starting With D | 0 | - | 4.93 | 96,856 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,184 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.45 | 10,659 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,431 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,642 |
| Which City in Latin America? | 0 | - | 4.63 | 47,123 |
| U.S. States that Border Canada | 0 | - | 4.91 | 186,214 |
| Single Vowel Capitals | 0 | - | 4.82 | 14,659 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,375 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,999 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,737 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,382 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,686 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,744 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,812 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,710 |
| Westernmost Cities in the U.S. | 0 | - | 4.37 | 16,487 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,666 |
| North America Cities by Map | 0 | - | 4.41 | 47,900 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,726 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,081 |
| Random European City to Country | 0 | - | 4.69 | 118,265 |
| Random Asian City to Country | 0 | - | 4.56 | 44,589 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,500 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,162 |
