| South America Capitals Quiz | 0 | - | 5.00 | 478,138 |
| Africa Capitals Quiz | 0 | - | 4.99 | 731,967 |
| Asia Capitals Quiz | 0 | - | 4.98 | 687,491 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,263 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,410 |
| Europe Capital to Country | 0 | - | 4.99 | 248,378 |
| Asia Capital to Country | 0 | - | 4.96 | 125,947 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,800 |
| European Capitals by Map | 0 | - | 4.99 | 137,025 |
| African Capitals by Map | 0 | - | 4.99 | 132,468 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,476 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,674 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,423 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,803 |
| European Coastal Capitals | 0 | - | 4.95 | 89,947 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,270 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 267,579 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,307 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,494 |
| Random European Capital to Country | 0 | - | 4.98 | 189,499 |
| Random European Country to Capital | 0 | - | 4.92 | 147,666 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,512 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,601 |
| Random African Capital to Country | 0 | - | 4.97 | 99,848 |
| Random African Country to Capital | 0 | - | 4.94 | 70,352 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,368 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,727 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,041 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,536 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,800 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,568 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,349 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,332 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,814 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,683 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,888 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,430 |
| Capitals of the Stans | 0 | - | 4.95 | 26,509 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,564 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,787 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,277 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,192 |
| European Capitals by Airport Code | 0 | - | 4.92 | 35,623 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,262 |
| Name a City - European Countries | 0 | - | 4.92 | 64,651 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 200,416 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 124,651 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,849 |
| Word Scramble - European Capitals | 0 | - | 4.72 | 93,861 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,334 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,678 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,935 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,595 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,156 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 65,381 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,855 |
| US State Capitals - One Minute Sprint | 0 | - | 4.06 | 182,852 |
| U.S. State Capitals in the Answer | 0 | - | 4.77 | 35,416 |
| 20 Chinese Cities Everyone Should Know | 0 | - | 4.81 | 39,207 |
| Official Cities in the UK | 0 | - | 4.89 | 281,226 |
| World Capitals Quiz | 0 | - | 5.00 | 5,040,875 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,533 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,740 |
| Which City in Canada? | 0 | - | 4.82 | 56,789 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,040 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,428 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,518 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,668 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,004 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,932 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,700 |
| US States and State Capitals | 0 | - | 4.99 | 159,290 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,522,652 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,574,161 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,196 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,274 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.62 | 34,613 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,071 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,386 |
| Melbourne Suburbs | 0 | - | 4.84 | 52,033 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,527 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,096 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,680,061 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,206 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,233 |
| Find the City #1 | 0 | - | 4.97 | 42,293 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,292 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,882 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,847 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,009 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,837 |
| Countries by Capital City | 0 | - | 5.00 | 67,073 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,535 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 114,062 |
| World Capitals by Proximity | 0 | - | 4.91 | 329,006 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,542 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,057 |
| Moved Capital Cities | 0 | - | 4.96 | 73,740 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,846 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 73,905 |
| Which City in Europe? | 0 | - | 4.83 | 106,881 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 502,903 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,383,147 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,860 |
| Name a City - U.S. States | 0 | - | 4.41 | 26,574 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,811 |
| Random Capital to Country | 0 | - | 4.99 | 2,580,771 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,371 |
| Random Country to Capital | 0 | - | 4.98 | 913,210 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,612 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,938 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,677 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,558 |
| Washington D.C. Trivia | 0 | - | 4.44 | 38,857 |
| Biggest Cities in Brazil | 0 | - | 4.56 | 52,811 |
| North American Sports Cities | 0 | - | 4.83 | 171,117 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,977 |
| Cities in European History #1 | 0 | - | 4.63 | 133,350 |
| European Cities by Map #2 | 0 | - | 4.47 | 47,230 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,601 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,822 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,037 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,889 |
| Cities in Squares on a Map - Europe | 0 | - | 4.73 | 53,313 |
| Name a Valid World City | 0 | - | 4.83 | 70,337 |
| Cities by Former Name | 0 | - | 4.84 | 91,114 |
| India State Capitals Quiz | 0 | - | 4.27 | 59,426 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,849 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,341 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,050 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,227 |
| World Capitals by Map | 0 | - | 5.00 | 284,089 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,809 |
| All First Level Subdivision Capitals | 0 | - | 4.85 | 15,006 |
| Capitals Starting With H | 0 | - | 4.90 | 91,530 |
| Capitals Starting With K | 0 | - | 4.85 | 75,830 |
| Capitals Starting With L | 0 | - | 4.81 | 86,999 |
| Capitals Starting With M | 0 | - | 4.93 | 106,347 |
| Capitals Starting With P | 0 | - | 4.88 | 77,331 |
| Capitals Starting With R | 0 | - | 4.87 | 81,104 |
| Capitals Starting With S | 0 | - | 4.89 | 84,960 |
| Capitals Starting With T | 0 | - | 4.84 | 75,424 |
| Capitals Starting With W | 0 | - | 4.89 | 90,743 |
| Capitals Starting With A | 0 | - | 4.97 | 126,748 |
| Capitals Starting With B | 0 | - | 4.89 | 117,463 |
| Capitals Starting With D | 0 | - | 4.93 | 95,552 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,541 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,954 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,087 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,819 |
| Which City in Latin America? | 0 | - | 4.63 | 46,894 |
| Which City in Australia? | 0 | - | 4.67 | 34,294 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,622 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,761 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,488 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,370 |
| North America Cities by Map | 0 | - | 4.41 | 47,659 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,364 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,485 |
| Random European City to Country | 0 | - | 4.69 | 116,796 |
| Random Asian City to Country | 0 | - | 4.56 | 44,416 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,874 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,434 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 39,356 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,458 |
| Former Capitals | 0 | - | 4.88 | 71,217 |
| Capital Cities Chain | 0 | - | 4.84 | 82,071 |
| Coldest World Capitals | 0 | - | 4.95 | 133,129 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,964 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,155 |
| U.S. State Capital Etymology | 0 | - | 4.50 | 36,814 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.44 | 10,585 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,878 |
| Which City in Germany? | 0 | - | 4.50 | 135,582 |
| Which City in Italy? | 0 | - | 4.64 | 89,055 |
| Which City in France? | 0 | - | 4.64 | 72,754 |
| Which City in Spain? | 0 | - | 4.50 | 49,730 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 218,959 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,839 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,339 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,281 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,131 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,142 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,911 |
| Biggest Cities in Colombia Quiz | 0 | - | 4.44 | 14,573 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,178 |
| Southernmost Major Cities | 0 | - | 4.48 | 56,721 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,656 |
| U.S. Cities A-Z by Clue #1 | 0 | - | 4.36 | 39,706 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,048 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,067 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,364 |
| South American Cities on the Map | 0 | - | 4.56 | 35,272 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,615 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 149,918 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,659 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,223 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,208 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 47,791 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,467 |
