| Which City in Texas? | 0 | - | 4.43 | 23,709 |
| Which City in California? | 0 | - | 4.54 | 30,361 |
| Which City in Florida? | 0 | - | 4.60 | 10,353 |
| Random Cities Near Chicago on a Map | 0 | - | 4.51 | 31,751 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 76,638 |
| Name a Valid U.S. State Capital | 0 | - | 4.82 | 50,307 |
| Most-Visited U.S. Cities | 0 | - | 4.87 | 75,603 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 64,825 |
| Every City in Arizona on a Map | 0 | - | 4.94 | 4,247 |
| Name a Valid European Capital | 0 | - | 4.94 | 128,591 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,551,072 |
| Random U.S. State Capitals on a Map | 0 | - | 4.94 | 93,476 |
| Most Guessed U.S. Cities | 0 | - | 4.90 | 93,349 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 62,907 |
| Name a City - European Countries | 0 | - | 4.95 | 53,934 |
| Africa Capitals Quiz | 0 | - | 4.99 | 651,375 |
| Asia Capitals Quiz | 0 | - | 4.98 | 608,442 |
| Random African Capitals on a Map | 0 | - | 4.95 | 49,438 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 46,185 |
| Random European Capitals on a Map | 0 | - | 4.98 | 123,467 |
| US State Capitals Quiz - No Hints | 0 | - | 4.97 | 81,118 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.88 | 44,937 |
| Which City in Europe? | 0 | - | 4.85 | 99,002 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 96,254 |
| Most-Visited Cities in Europe | 0 | - | 4.92 | 59,212 |
| Random U.S. City to State | 0 | - | 4.44 | 66,981 |
| Europe Capital to Country | 0 | - | 4.99 | 224,021 |
| Asia Capital to Country | 0 | - | 4.96 | 107,422 |
| EU Capitals with No Hints | 0 | - | 4.96 | 127,465 |
| European Capitals by Map | 0 | - | 4.99 | 98,415 |
| African Capitals by Map | 0 | - | 4.99 | 114,261 |
| South America Capitals Quiz | 0 | - | 5.00 | 434,388 |
| Asian Capitals by Map | 0 | - | 4.98 | 49,271 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.89 | 80,743 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.95 | 74,091 |
| European Coastal Capitals | 0 | - | 4.96 | 79,093 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.90 | 47,599 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 234,755 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.90 | 197,884 |
| Capitals of Mediterranean Countries | 0 | - | 4.96 | 76,850 |
| U.S. State Capitals Map Quiz | 0 | - | 4.92 | 128,047 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 83,283 |
| Which City in Canada? | 0 | - | 4.90 | 46,050 |
| Official Cities in the UK | 0 | - | 4.87 | 237,694 |
| North America Capitals Quiz | 0 | - | 4.99 | 191,034 |
| African Capitals - Map Quiz | 0 | - | 4.95 | 53,635 |
| Top 10 Most Remote European Capitals | 0 | - | 4.85 | 85,654 |
| European Capitals - Map Quiz | 0 | - | 4.98 | 107,550 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 79,288 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 67,819 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 52,796 |
| European Capitals Ending in N | 0 | - | 4.92 | 74,977 |
| US States and State Capitals Quiz | 0 | - | 4.99 | 124,845 |
| Boroughs of New York City | 0 | - | 4.45 | 78,111 |
| Random U.S. States on a Map | 0 | - | 4.95 | 515,239 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 57,506 |
| Random European City to Country | 0 | - | 4.71 | 108,593 |
| Random Asian City to Country | 0 | - | 4.53 | 42,829 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 98,636 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.96 | 12,643 |
| World Capitals Quiz | 0 | - | 5.00 | 4,586,475 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 80,148 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 62,446 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 123,419 |
| Capitals of the Stans | 0 | - | 4.95 | 21,996 |
| Top 10 Least Populous U.S. States | 0 | - | 4.93 | 175,434 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 152,175 |
| U.S Cities by African-American Population | 0 | - | 4.41 | 83,712 |
| 1M Cities by Proximity - United States | 0 | - | 4.55 | 139,378 |
| ALL California Cities | 0 | - | 4.36 | 39,768 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.72 | 37,116 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.39 | 37,631 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,411,642 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 117,957 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 38,537 |
| Most Guessed European Capitals | 0 | - | 4.89 | 97,203 |
| Word Scramble - European Capitals | 0 | - | 4.79 | 88,448 |
| Nordic Countries and Capitals | 0 | - | 4.94 | 77,570 |
| Name a Valid Asian Capital | 0 | - | 4.52 | 56,209 |
| Random European Capital to Country | 0 | - | 4.97 | 155,303 |
| Random European Country to Capital | 0 | - | 4.93 | 137,210 |
| Random Asian Country to Capital | 0 | - | 4.93 | 87,090 |
| Random Asian Capital to Country | 0 | - | 4.97 | 91,106 |
| Random African Capital to Country | 0 | - | 4.97 | 81,242 |
| Random African Country to Capital | 0 | - | 4.94 | 63,424 |
| Melbourne Suburbs | 0 | - | 4.81 | 39,183 |
| New York City Trivia #1 | 0 | - | 4.14 | 34,237 |
| Word Scramble - U.S. States | 0 | - | 4.96 | 465,143 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 63,550 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.39 | 35,044 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.37 | 40,398 |
| Global Cities on a World Map | 0 | - | 4.92 | 93,053 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.28 | 32,174 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.57 | 131,849 |
| Name a City - U.S. States | 0 | - | 4.41 | 24,874 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.57 | 6,250 |
| Northernmost Capital Cities | 0 | - | 4.98 | 96,210 |
| Most Remote Capital Cities | 0 | - | 4.90 | 45,019 |
| Capital Cities: Ports and Saints | 0 | - | 4.94 | 35,751 |
| Capitals with the Shortest Names | 0 | - | 4.96 | 93,472 |
| Same Letter Country and Capital | 0 | - | 4.99 | 130,500 |
| Countries by Capital City | 0 | - | 4.99 | 51,764 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 67,357 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 106,308 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 74,619 |
| Moved Capital Cities | 0 | - | 4.96 | 68,040 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 107,746 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.28 | 51,212 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 37,497 |
| US State Capitals - One Minute Sprint | 0 | - | 4.07 | 167,245 |
| European Cities by Clue | 0 | - | 4.71 | 85,777 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.49 | 32,169 |
| Smaller U.S. Cities You May Know #1 | 0 | - | 4.43 | 18,704 |
| Which City in the United States? | 0 | - | 4.19 | 53,428 |
| Which City in Africa? | 0 | - | 4.66 | 54,838 |
| Which City in Asia? | 0 | - | 4.45 | 40,547 |
| Chicago A-Z | 0 | - | 4.20 | 10,354 |
| Miami City Trivia | 0 | - | 4.54 | 10,594 |
| Dallas City Trivia | 0 | - | 4.46 | 6,191 |
| Name a Valid U.S. State #1 | 0 | - | 4.95 | 188,192 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 89,425 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 118,264 |
| Summer Olympic City Bids | 0 | - | 4.93 | 37,706 |
| Important Cities in European History | 0 | - | 4.55 | 110,923 |
| European Cities by Map #2 | 0 | - | 4.48 | 44,807 |
| European Cities by Map #1 | 0 | - | 4.66 | 52,275 |
| U.S. Cities Chain | 0 | - | 4.04 | 18,605 |
| Asian Cities by Map #1 | 0 | - | 4.49 | 39,170 |
| Mediterranean Cities by Map | 0 | - | 4.49 | 49,569 |
| California Cities starting with SAN or SANTA | 0 | - | 4.26 | 11,175 |
| Word Scramble - U.S. Cities | 0 | - | 4.07 | 18,747 |
| Important Places in U.S. History | 0 | - | 4.23 | 36,567 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.86 | 92,803 |
| Cities in Squares on a Map - Europe | 0 | - | 4.75 | 47,080 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 36,040 |
| Cities on Route 66 on a Map | 0 | - | 4.52 | 29,775 |
| Cities by Former Name | 0 | - | 4.84 | 84,365 |
| Capitals in their Native Languages | 0 | - | 4.94 | 128,217 |
| Nearest Capital City #1 | 0 | - | 4.82 | 52,992 |
| World Capitals by Proximity | 0 | - | 4.89 | 304,173 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.37 | 236,107 |
| World Capitals Deepest in a Country's Territory | 0 | - | 4.96 | 49,383 |
| World Capitals by Map | 0 | - | 5.00 | 248,465 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 51,142 |
| Random Capital to Country | 0 | - | 4.99 | 2,400,447 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.36 | 178,654 |
| Random Country to Capital | 0 | - | 4.98 | 816,676 |
| World Capitals By Letter - H | 0 | - | 4.85 | 72,227 |
| World Capitals By Letter - K | 0 | - | 4.82 | 66,888 |
| World Capitals By Letter - M | 0 | - | 4.89 | 87,296 |
| World Capitals By Letter - P | 0 | - | 4.85 | 68,128 |
| World Capitals By Letter - R | 0 | - | 4.88 | 73,188 |
| World Capitals By Letter - S | 0 | - | 4.89 | 75,588 |
| World Capitals By Letter - T | 0 | - | 4.82 | 67,357 |
| World Capitals By Letter - W | 0 | - | 4.88 | 83,211 |
| World Capitals By Letter - A | 0 | - | 4.96 | 106,521 |
| World Capitals By Letter - B | 0 | - | 4.84 | 98,260 |
| World Capitals By Letter - D | 0 | - | 4.91 | 80,311 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.69 | 32,162 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 44,417 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 34,867 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.65 | 32,557 |
| Bay Area or Los Angeles Suburb | 0 | - | 4.43 | 14,050 |
| U.S. Suburbs Quiz | 0 | - | 4.45 | 17,676 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.42 | 51,719 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.51 | 30,685 |
| Which City in Germany? | 0 | - | 4.49 | 123,414 |
| Which City in Italy? | 0 | - | 4.53 | 73,708 |
| Which City in France? | 0 | - | 4.65 | 67,814 |
| Which City in the Middle East? | 0 | - | 4.48 | 63,776 |
| Which City in Spain? | 0 | - | 4.47 | 39,836 |
| Which City in Latin America? | 0 | - | 4.58 | 38,864 |
| Which City in Australia? | 0 | - | 4.63 | 32,305 |
| New York City A-Z | 0 | - | 4.18 | 30,723 |
| Los Angeles A-Z | 0 | - | 4.16 | 8,900 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.93 | 1,211,576 |
| Fifty US States in One Minute | 0 | - | 4.57 | 3,295,299 |
| Category Elimination - U.S. States #1 | 0 | - | 4.90 | 198,000 |
| Countries of Europe by Population | 0 | - | 4.98 | 131,884 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 210,086 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 164,522 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 160,946 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 92,857 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.92 | 91,072 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.97 | 65,725 |
| U.S. City Nicknames | 0 | - | 4.23 | 100,332 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.91 | 90,663 |
| Westernmost Cities in the U.S. | 0 | - | 4.37 | 15,777 |
| UK Cities and Towns by Map | 0 | - | 4.54 | 44,304 |
| South American Cities on the Map | 0 | - | 4.55 | 33,512 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 196,145 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 119,903 |
| European Cities with the Biggest Economies | 0 | - | 4.58 | 35,824 |
| Divided World City Name Puzzle #1 | 0 | - | 4.90 | 41,132 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.61 | 39,280 |
| Five Most Guessed Cities by Continent | 0 | - | 4.97 | 105,937 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.37 | 24,831 |
| Name a City - Asian Countries | 0 | - | 4.39 | 17,601 |
| Every City in Colorado on a Map | 0 | - | 4.43 | 9,915 |
| Every City in Washington State on a Map | 0 | - | 4.51 | 9,537 |
