| Which City in California? | 0 | - | 4.56 | 31,998 |
| Which City in New York State? | 0 | - | 4.60 | 15,952 |
| Which City in Texas? | 0 | - | 4.45 | 25,056 |
| Which City in Florida? | 0 | - | 4.61 | 10,978 |
| U.S. Cities A-Z by Clue #1 | 0 | - | 4.36 | 39,779 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,387 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,814 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,481 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,531 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,051 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,686,403 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,828 |
| European Cities A-Z by Clue #1 | 0 | - | 4.25 | 78,641 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,753 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,660 |
| Name a City - European Countries | 0 | - | 4.90 | 65,183 |
| Africa Capitals Quiz | 0 | - | 4.99 | 735,778 |
| Asia Capitals Quiz | 0 | - | 4.98 | 690,944 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,642 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,901 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,468 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,012 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,069 |
| Which City in Europe? | 0 | - | 4.83 | 107,154 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,393 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,807 |
| Random U.S. City to State | 0 | - | 4.45 | 76,106 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,204 |
| Europe Capital to Country | 0 | - | 4.99 | 249,545 |
| Asia Capital to Country | 0 | - | 4.96 | 126,465 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,564 |
| European Capitals by Map | 0 | - | 4.99 | 138,534 |
| African Capitals by Map | 0 | - | 4.99 | 133,349 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,392 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,067 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,868 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,225 |
| European Coastal Capitals | 0 | - | 4.95 | 90,371 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,496 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,131 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,535 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,738 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,610 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,098 |
| Which City in Canada? | 0 | - | 4.82 | 56,942 |
| Official Cities in the UK | 0 | - | 4.89 | 283,038 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,058 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,234 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,882 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,972 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,685 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,070 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,081 |
| Europe Capitals Mystery Route | 0 | - | 4.97 | 54,776 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,162 |
| US States and State Capitals | 0 | - | 4.99 | 161,244 |
| Boroughs of New York City | 0 | - | 4.47 | 84,475 |
| Random U.S. States on a Map | 0 | - | 4.96 | 625,008 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,560 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 69,926 |
| Random European City to Country | 0 | - | 4.69 | 117,455 |
| Random Asian City to Country | 0 | - | 4.56 | 44,457 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,005 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,347 |
| World Capitals Quiz | 0 | - | 5.00 | 5,062,686 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,894 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,047 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,493 |
| U.S. State Capitals in the Answer | 0 | - | 4.77 | 35,537 |
| Confederate States of the U.S. Civil War | 0 | - | 4.90 | 129,124 |
| Capitals of the Stans | 0 | - | 4.95 | 26,737 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,319 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 174,784 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,255 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,411 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 150,381 |
| ALL California Cities | 0 | - | 4.37 | 42,985 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,865 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,030 |
| Every City in Arizona on a Map | 0 | - | 4.51 | 9,327 |
| Every City in Alabama on a Map | 0 | - | 4.73 | 8,454 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,441 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,582,546 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,201 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,957 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,440 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,072 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,543 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,549 |
| Random European Capital to Country | 0 | - | 4.98 | 190,618 |
| Random European Country to Capital | 0 | - | 4.93 | 164,551 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,190 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,588 |
| Random African Capital to Country | 0 | - | 4.97 | 100,478 |
| Random African Country to Capital | 0 | - | 4.94 | 71,087 |
| Melbourne Suburbs | 0 | - | 4.85 | 52,771 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,696 |
| New York City A-Z | 0 | - | 4.18 | 32,275 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 505,425 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,037 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,920 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,715 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,833 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,534 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,216 |
| Name a City - U.S. States | 0 | - | 4.41 | 26,668 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,723 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,578 |
| Find the City #1 | 0 | - | 4.97 | 42,678 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,614 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,932 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,229 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,257 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,947 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,598 |
| Countries by Capital City | 0 | - | 5.00 | 67,897 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,960 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,455 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,599 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,948 |
| Moved Capital Cities | 0 | - | 4.96 | 74,042 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,396 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 113,844 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,395 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,007 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,743 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,647 |
| US State Capitals - One Minute Sprint | 0 | - | 4.06 | 183,583 |
| European Cities by Clue | 0 | - | 4.70 | 88,999 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 39,011 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,148 |
| Smaller U.S. Cities You May Know #1 | 0 | - | 4.45 | 19,687 |
| Which City in the United States? | 0 | - | 4.21 | 56,911 |
| Which City in Africa? | 0 | - | 4.77 | 57,757 |
| Which City in Asia? | 0 | - | 4.52 | 51,318 |
| Washington D.C. Trivia | 0 | - | 4.45 | 38,986 |
| Chicago A-Z | 0 | - | 4.25 | 15,497 |
| Miami City Trivia | 0 | - | 4.60 | 11,222 |
| Dallas City Trivia | 0 | - | 4.46 | 6,820 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 208,416 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,823 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,710 |
| North American Sports Cities | 0 | - | 4.83 | 171,744 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,236 |
| Cities in European History #1 | 0 | - | 4.63 | 133,790 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,306 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,698 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,866 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,101 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,512 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,730 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,384 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,244 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,649 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 39,478 |
| Name a Valid World City | 0 | - | 4.83 | 70,925 |
| Cities by Former Name | 0 | - | 4.83 | 91,416 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,316 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,568 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,329 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,869 |
| World Capitals by Map | 0 | - | 5.00 | 285,577 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,146 |
| Random Capital to Country | 0 | - | 4.99 | 2,587,900 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 200,784 |
| Random Country to Capital | 0 | - | 4.98 | 918,210 |
| World Capitals Mystery Route | 0 | - | 4.98 | 55,231 |
| Capitals Starting With H | 0 | - | 4.90 | 92,076 |
| Capitals Starting With K | 0 | - | 4.85 | 80,007 |
| Capitals Starting With L | 0 | - | 4.81 | 87,548 |
| Capitals Starting With M | 0 | - | 4.93 | 107,122 |
| Capitals Starting With P | 0 | - | 4.88 | 77,790 |
| Capitals Starting With R | 0 | - | 4.87 | 81,468 |
| Capitals Starting With S | 0 | - | 4.89 | 85,394 |
| Capitals Starting With T | 0 | - | 4.84 | 75,829 |
| Capitals Starting With W | 0 | - | 4.87 | 91,047 |
| Capitals Starting With A | 0 | - | 4.97 | 127,378 |
| Capitals Starting With B | 0 | - | 4.89 | 118,007 |
| Capitals Starting With D | 0 | - | 4.93 | 96,028 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,701 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,190 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,034 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,893 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.44 | 10,613 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,942 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,385 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.45 | 54,721 |
| 20 Chinese Cities Everyone Should Know | 0 | - | 4.80 | 39,442 |
| Which City in Germany? | 0 | - | 4.50 | 136,261 |
| Which City in Italy? | 0 | - | 4.67 | 89,984 |
| Which City in France? | 0 | - | 4.64 | 72,963 |
| Which City in the Middle East? | 0 | - | 4.47 | 67,070 |
| Which City in Spain? | 0 | - | 4.50 | 49,879 |
| Which City in Latin America? | 0 | - | 4.63 | 46,982 |
| Which City in Australia? | 0 | - | 4.67 | 34,371 |
| Los Angeles A-Z | 0 | - | 4.20 | 9,505 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,326,180 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,533,599 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 220,317 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 133,830 |
