| Which City in Texas? | 0 | - | 4.43 | 23,546 |
| Which City in California? | 0 | - | 4.54 | 30,171 |
| Which City in Florida? | 0 | - | 4.60 | 10,291 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 75,468 |
| Name a Valid U.S. State Capital | 0 | - | 4.82 | 49,816 |
| Most-Visited U.S. Cities | 0 | - | 4.87 | 73,844 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 63,664 |
| Name a Valid European Capital | 0 | - | 4.94 | 125,961 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,538,468 |
| Random European Capital to Country | 0 | - | 4.97 | 153,975 |
| Random European Country to Capital | 0 | - | 4.92 | 135,971 |
| Random Asian Country to Capital | 0 | - | 4.94 | 86,215 |
| Random Asian Capital to Country | 0 | - | 4.97 | 90,204 |
| Random African Capital to Country | 0 | - | 4.97 | 80,464 |
| Random African Country to Capital | 0 | - | 4.94 | 62,407 |
| Random U.S. State Capitals on a Map | 0 | - | 4.93 | 92,061 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 92,088 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 62,059 |
| Name a City - European Countries | 0 | - | 4.95 | 52,755 |
| Africa Capitals Quiz | 0 | - | 4.99 | 641,507 |
| Asia Capitals Quiz | 0 | - | 4.98 | 600,125 |
| Random African Capitals on a Map | 0 | - | 4.95 | 48,589 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 45,459 |
| Random European Capitals on a Map | 0 | - | 4.98 | 108,035 |
| US State Capitals Quiz - No Hints | 0 | - | 4.97 | 80,335 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.88 | 44,672 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.94 | 93,801 |
| Most-Visited Cities in Europe | 0 | - | 4.92 | 57,675 |
| Europe Capital to Country | 0 | - | 4.99 | 221,695 |
| Asia Capital to Country | 0 | - | 4.96 | 106,426 |
| EU Capitals with No Hints | 0 | - | 4.96 | 125,939 |
| European Capitals by Map | 0 | - | 4.99 | 95,879 |
| African Capitals by Map | 0 | - | 4.99 | 112,305 |
| South America Capitals Quiz | 0 | - | 5.00 | 424,756 |
| Asian Capitals by Map | 0 | - | 4.98 | 48,010 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.89 | 79,754 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.95 | 73,146 |
| European Coastal Capitals | 0 | - | 4.95 | 77,881 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.90 | 47,081 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 231,328 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.91 | 195,559 |
| Capitals of Mediterranean Countries | 0 | - | 4.96 | 76,415 |
| U.S. State Capitals Map Quiz | 0 | - | 4.91 | 126,922 |
| Which City In the United Kingdom? | 0 | - | 4.96 | 75,439 |
| Official Cities in the UK | 0 | - | 4.86 | 234,560 |
| North America Capitals Quiz | 0 | - | 4.99 | 188,179 |
| African Capitals - Map Quiz | 0 | - | 4.95 | 52,894 |
| Top 10 Most Remote European Capitals | 0 | - | 4.85 | 84,869 |
| European Capitals - Map Quiz | 0 | - | 4.98 | 106,386 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 78,551 |
| European Capitals Furthest from the Sea | 0 | - | 4.91 | 67,319 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 51,982 |
| European Capitals Ending in N | 0 | - | 4.92 | 74,410 |
| US States and State Capitals Quiz | 0 | - | 4.99 | 122,303 |
| Boroughs of New York City | 0 | - | 4.45 | 77,607 |
| New York City A-Z | 0 | - | 4.18 | 30,480 |
| Random U.S. States on a Map | 0 | - | 4.95 | 501,484 |
| British Cities with the Most Tourists | 0 | - | 4.81 | 56,311 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 95,653 |
| World Capitals Quiz | 0 | - | 5.00 | 4,535,660 |
| Capitals of Canadian Provinces | 0 | - | 4.86 | 74,044 |
| European Capital Superlatives - Top 2 | 0 | - | 4.93 | 62,048 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 122,909 |
| Capitals of the Stans | 0 | - | 4.95 | 21,533 |
| Top 10 Least Populous U.S. States | 0 | - | 4.93 | 173,719 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 150,857 |
| U.S. City Nicknames | 0 | - | 4.22 | 99,807 |
| 1M Cities by Proximity - United States | 0 | - | 4.50 | 138,052 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.72 | 36,807 |
| Random Cities Near Chicago on a Map | 0 | - | 4.50 | 31,308 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,395,901 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 116,960 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 38,291 |
| Most Guessed European Capitals | 0 | - | 4.89 | 96,768 |
| Word Scramble - European Capitals | 0 | - | 4.79 | 87,767 |
| Nordic Countries and Capitals | 0 | - | 4.94 | 77,104 |
| Name a Valid Asian Capital | 0 | - | 4.52 | 55,747 |
| Melbourne Suburbs | 0 | - | 4.81 | 38,328 |
| Which City in Europe? | 0 | - | 4.84 | 98,229 |
| New York City Trivia #1 | 0 | - | 4.14 | 34,038 |
| Word Scramble - U.S. States | 0 | - | 4.96 | 461,919 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 63,377 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.39 | 34,923 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.36 | 39,768 |
| Global Cities on a World Map | 0 | - | 4.92 | 92,047 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.27 | 32,023 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.58 | 131,049 |
| Random U.S. City to State | 0 | - | 4.44 | 66,201 |
| Northernmost Capital Cities | 0 | - | 4.98 | 95,057 |
| Most Remote Capital Cities | 0 | - | 4.90 | 44,291 |
| Capital Cities: Ports and Saints | 0 | - | 4.94 | 35,037 |
| Capitals with the Shortest Names | 0 | - | 4.96 | 92,104 |
| Same Letter Country and Capital | 0 | - | 4.99 | 128,795 |
| Countries by Capital City | 0 | - | 4.99 | 50,449 |
| Capital Cities Based on First Two Letters | 0 | - | 4.84 | 66,556 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 105,654 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 73,710 |
| Moved Capital Cities | 0 | - | 4.96 | 67,473 |
| Speed Capital to U.S. State | 0 | - | 4.44 | 107,040 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.28 | 50,980 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.53 | 37,347 |
| US State Capitals - One Minute Sprint | 0 | - | 4.07 | 165,462 |
| Which City in Canada? | 0 | - | 4.89 | 45,593 |
| Los Angeles A-Z | 0 | - | 4.16 | 8,827 |
| Chicago A-Z | 0 | - | 4.20 | 10,261 |
| Name a Valid U.S. State #1 | 0 | - | 4.95 | 186,352 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 89,121 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 117,555 |
| Summer Olympic City Bids | 0 | - | 4.93 | 37,358 |
| Important Cities in European History | 0 | - | 4.55 | 110,213 |
| U.S Cities by African-American Population | 0 | - | 4.39 | 83,120 |
| European Cities by Map #2 | 0 | - | 4.48 | 44,646 |
| European Cities by Map #1 | 0 | - | 4.65 | 52,053 |
| Asian Cities by Map #1 | 0 | - | 4.49 | 39,041 |
| Mediterranean Cities by Map | 0 | - | 4.48 | 49,336 |
| Important Places in U.S. History | 0 | - | 4.23 | 36,491 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.86 | 91,902 |
| Cities in Squares on a Map - Europe | 0 | - | 4.72 | 46,480 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 35,417 |
| Cities on Route 66 on a Map | 0 | - | 4.52 | 29,271 |
| Cities by Former Name | 0 | - | 4.86 | 72,058 |
| Capitals in their Native Languages | 0 | - | 4.94 | 127,752 |
| Nearest Capital City #1 | 0 | - | 4.82 | 52,706 |
| World Capitals by Proximity | 0 | - | 4.89 | 301,608 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.36 | 235,290 |
| World Capitals Deepest in a Country's Territory | 0 | - | 4.96 | 49,076 |
| World Capitals by Map | 0 | - | 5.00 | 244,729 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 50,681 |
| Random Capital to Country | 0 | - | 4.99 | 2,378,138 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.36 | 177,626 |
| Random Country to Capital | 0 | - | 4.98 | 808,749 |
| World Capitals By Letter - H | 0 | - | 4.85 | 71,673 |
| World Capitals By Letter - K | 0 | - | 4.82 | 66,337 |
| World Capitals By Letter - M | 0 | - | 4.89 | 86,546 |
| World Capitals By Letter - P | 0 | - | 4.85 | 67,524 |
| World Capitals By Letter - R | 0 | - | 4.88 | 72,681 |
| World Capitals By Letter - S | 0 | - | 4.89 | 74,993 |
| World Capitals By Letter - T | 0 | - | 4.81 | 66,847 |
| World Capitals By Letter - W | 0 | - | 4.88 | 82,688 |
| World Capitals By Letter - A | 0 | - | 4.96 | 105,384 |
| World Capitals By Letter - B | 0 | - | 4.85 | 97,474 |
| World Capitals By Letter - D | 0 | - | 4.91 | 79,652 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.70 | 31,937 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 44,205 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 34,640 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.65 | 32,434 |
| U.S. Suburbs Quiz | 0 | - | 4.45 | 17,630 |
| Which City in Germany? | 0 | - | 4.49 | 122,074 |
| Which City in Italy? | 0 | - | 4.53 | 73,074 |
| Which City in France? | 0 | - | 4.65 | 67,208 |
| Which City in Spain? | 0 | - | 4.47 | 39,538 |
| Which City in Australia? | 0 | - | 4.63 | 32,066 |
| Fifty US States in One Minute | 0 | - | 4.57 | 3,268,249 |
| Category Elimination - U.S. States #1 | 0 | - | 4.90 | 196,381 |
| Countries of Europe by Population | 0 | - | 4.98 | 129,242 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 207,706 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 162,655 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 159,152 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.90 | 81,789 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.92 | 90,076 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.91 | 90,151 |
| Westernmost Cities in the U.S. | 0 | - | 4.36 | 15,707 |
| UK Cities and Towns by Map | 0 | - | 4.56 | 44,053 |
| South American Cities on the Map | 0 | - | 4.55 | 33,296 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 194,457 |
| ALL California Cities | 0 | - | 4.36 | 39,421 |
| Random European City to Country | 0 | - | 4.71 | 107,442 |
| Random Asian City to Country | 0 | - | 4.52 | 33,844 |
| Cities with the Biggest Economies | 0 | - | 4.92 | 119,162 |
| European Cities with the Biggest Economies | 0 | - | 4.58 | 35,559 |
| Divided World City Name Puzzle #1 | 0 | - | 4.91 | 40,451 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.60 | 38,387 |
| Name a City - U.S. States | 0 | - | 4.39 | 24,654 |
| Five Most Guessed Cities by Continent | 0 | - | 4.97 | 105,029 |
| Every City in Colorado on a Map | 0 | - | 4.43 | 9,574 |
| Every City in Washington State on a Map | 0 | - | 4.50 | 9,133 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.86 | 28,439 |
| Former Capitals Quiz | 0 | - | 4.81 | 58,311 |
| Capitals A-Z | 0 | - | 4.85 | 42,046 |
| Capital Cities Chain | 0 | - | 4.86 | 71,987 |
| Coldest World Capitals | 0 | - | 4.96 | 128,384 |
| Capital Cities by Body of Water | 0 | - | 4.87 | 53,481 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.90 | 90,259 |
| European Capitals with the Least Sunshine | 0 | - | 4.48 | 47,833 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 88,962 |
| Capital Cities with Spanish Names | 0 | - | 4.85 | 63,323 |
| Flags to Capitals #1 | 0 | - | 4.97 | 49,631 |
| Flags to Capitals #2 | 0 | - | 4.95 | 37,261 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 85,510 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.87 | 208,499 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 79,408 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.18 | 121,356 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.06 | 56,408 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.55 | 30,335 |
| U.S State Capitals on the Sea | 0 | - | 4.52 | 25,131 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.49 | 29,247 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.57 | 40,641 |
| The Only Country ... | 0 | - | 4.88 | 47,211 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.49 | 32,034 |
| Neighborhoods of New York City | 0 | - | 4.35 | 27,178 |
