| South America Capitals Quiz | 0 | - | 5.00 | 478,090 |
| Africa Capitals Quiz | 0 | - | 4.99 | 731,900 |
| Asia Capitals Quiz | 0 | - | 4.98 | 687,410 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,249 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,405 |
| Europe Capital to Country | 0 | - | 4.99 | 248,363 |
| Asia Capital to Country | 0 | - | 4.96 | 125,939 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,784 |
| European Capitals by Map | 0 | - | 4.99 | 136,993 |
| African Capitals by Map | 0 | - | 4.99 | 132,452 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,463 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,659 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,413 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,796 |
| European Coastal Capitals | 0 | - | 4.95 | 89,936 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,265 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 267,554 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,291 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,491 |
| Random European Capital to Country | 0 | - | 4.98 | 189,490 |
| Random European Country to Capital | 0 | - | 4.92 | 147,658 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,511 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,593 |
| Random African Capital to Country | 0 | - | 4.97 | 99,847 |
| Random African Country to Capital | 0 | - | 4.94 | 70,342 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,366 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,725 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,033 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,503 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,799 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,564 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,343 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,319 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,810 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,678 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,881 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,428 |
| Capitals of the Stans | 0 | - | 4.95 | 26,509 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,558 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,782 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,275 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,189 |
| European Capitals by Airport Code | 0 | - | 4.92 | 35,614 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,259 |
| Name a City - European Countries | 0 | - | 4.92 | 64,642 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 200,400 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 124,621 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,849 |
| Word Scramble - European Capitals | 0 | - | 4.72 | 93,856 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,332 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,674 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,934 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,549 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,144 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 65,370 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,852 |
| US State Capitals - One Minute Sprint | 0 | - | 4.06 | 182,839 |
| U.S. State Capitals in the Answer | 0 | - | 4.77 | 35,415 |
| 20 Chinese Cities Everyone Should Know | 0 | - | 4.81 | 39,204 |
| Official Cities in the UK | 0 | - | 4.89 | 281,208 |
| World Capitals Quiz | 0 | - | 5.00 | 5,040,424 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,528 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,736 |
| Which City in Canada? | 0 | - | 4.82 | 56,787 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,035 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,419 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,502 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,656 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,995 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,930 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,699 |
| US States and State Capitals | 0 | - | 4.99 | 159,251 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,522,525 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,574,038 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,195 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,274 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.62 | 34,609 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,068 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,385 |
| Melbourne Suburbs | 0 | - | 4.84 | 52,009 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,525 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,082 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,679,980 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,203 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,228 |
| Find the City #1 | 0 | - | 4.97 | 42,286 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,283 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,875 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,837 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,996 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,819 |
| Countries by Capital City | 0 | - | 5.00 | 67,060 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,530 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 114,056 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,986 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,535 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,055 |
| Moved Capital Cities | 0 | - | 4.96 | 73,734 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,846 |
| World Capitals with a Unique First Letter | 0 | - | 4.81 | 73,762 |
| Which City in Europe? | 0 | - | 4.83 | 106,876 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 502,873 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,383,110 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,857 |
| Name a City - U.S. States | 0 | - | 4.41 | 26,568 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,811 |
| Random Capital to Country | 0 | - | 4.99 | 2,580,638 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,370 |
| Random Country to Capital | 0 | - | 4.98 | 913,181 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,586 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,937 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,676 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,557 |
| Washington D.C. Trivia | 0 | - | 4.44 | 38,854 |
| Biggest Cities in Brazil | 0 | - | 4.56 | 52,809 |
| North American Sports Cities | 0 | - | 4.83 | 171,108 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,975 |
| Cities in European History #1 | 0 | - | 4.63 | 133,344 |
| European Cities by Map #2 | 0 | - | 4.47 | 47,230 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,598 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,821 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,037 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,885 |
| Cities in Squares on a Map - Europe | 0 | - | 4.73 | 53,308 |
| Name a Valid World City | 0 | - | 4.83 | 70,329 |
| Cities by Former Name | 0 | - | 4.84 | 91,107 |
| India State Capitals Quiz | 0 | - | 4.27 | 59,413 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,795 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,337 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,038 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,211 |
| World Capitals by Map | 0 | - | 5.00 | 284,067 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,804 |
| All First Level Subdivision Capitals | 0 | - | 4.85 | 15,006 |
| Capitals Starting With H | 0 | - | 4.90 | 91,519 |
| Capitals Starting With K | 0 | - | 4.85 | 75,825 |
| Capitals Starting With L | 0 | - | 4.81 | 86,990 |
| Capitals Starting With M | 0 | - | 4.93 | 106,333 |
| Capitals Starting With P | 0 | - | 4.88 | 77,323 |
| Capitals Starting With R | 0 | - | 4.87 | 81,091 |
| Capitals Starting With S | 0 | - | 4.89 | 84,952 |
| Capitals Starting With T | 0 | - | 4.84 | 75,418 |
| Capitals Starting With W | 0 | - | 4.89 | 90,738 |
| Capitals Starting With A | 0 | - | 4.97 | 126,738 |
| Capitals Starting With B | 0 | - | 4.89 | 117,451 |
| Capitals Starting With D | 0 | - | 4.93 | 95,543 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,541 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,953 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,087 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,817 |
| Which City in Latin America? | 0 | - | 4.63 | 46,893 |
| Which City in Australia? | 0 | - | 4.67 | 34,294 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,583 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,749 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,486 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,369 |
| North America Cities by Map | 0 | - | 4.41 | 47,658 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,346 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,471 |
| Random European City to Country | 0 | - | 4.69 | 116,788 |
| Random Asian City to Country | 0 | - | 4.56 | 44,414 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,866 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,428 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 39,355 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,452 |
| Former Capitals | 0 | - | 4.88 | 71,215 |
| Capital Cities Chain | 0 | - | 4.84 | 82,063 |
| Coldest World Capitals | 0 | - | 4.95 | 133,126 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,957 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,147 |
| U.S. State Capital Etymology | 0 | - | 4.50 | 36,814 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.44 | 10,583 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,878 |
| Which City in Germany? | 0 | - | 4.50 | 135,569 |
| Which City in Italy? | 0 | - | 4.64 | 89,017 |
| Which City in France? | 0 | - | 4.64 | 72,748 |
| Which City in Spain? | 0 | - | 4.50 | 49,730 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 218,940 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,830 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,316 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,268 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,109 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,139 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,910 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.44 | 14,572 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,178 |
| Southernmost Major Cities | 0 | - | 4.48 | 56,689 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,656 |
| U.S. Cities A-Z by Clue #1 | 0 | - | 4.36 | 39,705 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,048 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,064 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,363 |
| South American Cities on the Map | 0 | - | 4.57 | 35,271 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,614 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 149,912 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,658 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,219 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,207 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 47,784 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,462 |
