| Europe Capital to Country | 0 | - | 4.99 | 247,608 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,424 |
| European Capitals by Map | 0 | - | 4.99 | 136,215 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,160 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,588 |
| European Coastal Capitals | 0 | - | 4.95 | 89,726 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,738 |
| Official Cities in the UK | 0 | - | 4.89 | 280,458 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,398 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,090 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,691 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,755 |
| Random European Flag to Country | 0 | - | 4.89 | 180,869 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,181 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,897 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,808 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,657 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 96,351 |
| Flags of Countries That Border France | 0 | - | 4.89 | 122,130 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,042 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,726 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,187 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,015 |
| Random European Capital to Country | 0 | - | 4.98 | 189,173 |
| Random European Country to Capital | 0 | - | 4.92 | 147,429 |
| Every European Country Shape | 0 | - | 4.96 | 200,102 |
| Country Flag-Shape Picture Quiz #1 | 0 | - | 4.94 | 94,060 |
| Country Flag-Shape Picture Quiz #2 | 0 | - | 4.89 | 72,249 |
| Country Flag-Shape Picture Quiz #4 | 0 | - | 4.96 | 71,243 |
| Country Flag-Shape Picture Quiz #6 | 0 | - | 4.98 | 69,156 |
| Country Flag-Shape Picture Quiz #5 | 0 | - | 4.97 | 61,299 |
| Country Flag-Shape Picture Quiz #7 | 0 | - | 4.96 | 58,401 |
| Country Flag-Shape Picture Quiz #8 | 0 | - | 4.98 | 56,692 |
| Country Flag-Shape Picture Quiz #9 | 0 | - | 4.90 | 45,497 |
| Country Flag-Shape Picture Quiz #10 | 0 | - | 4.97 | 35,374 |
| Europe Flags Map Quiz | 0 | - | 4.97 | 156,600 |
| Fill the World Map by Country Flags | 0 | - | 4.99 | 82,900 |
| European Capitals by Airport Code | 0 | - | 4.92 | 35,412 |
| Name a City - European Countries | 0 | - | 4.92 | 64,367 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,807 |
| Former Country Flag-Shape Picture Quiz | 0 | - | 4.98 | 85,489 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,999 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,329 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,782 |
| Asia Capital to Country | 0 | - | 4.96 | 125,724 |
| African Capitals by Map | 0 | - | 4.99 | 132,123 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,154 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,111 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,176 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,722 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,411 |
| Random African Flag to Country | 0 | - | 4.87 | 74,191 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,894 |
| Cities in European History #1 | 0 | - | 4.63 | 133,093 |
| World Capitals Quiz | 0 | - | 5.00 | 5,030,244 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,794 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,649 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,163 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,425 |
| Flags to Capitals #1 | 0 | - | 4.96 | 57,865 |
| Flags to Capitals #2 | 0 | - | 4.95 | 43,905 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,324 |
| Flags of Countries that Border China | 0 | - | 4.94 | 98,529 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 56,943 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,323 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,718 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,784 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,383 |
| Random European Countries on a Map | 0 | - | 4.97 | 281,931 |
| Capitals of the Stans | 0 | - | 4.95 | 26,400 |
| Flags to Largest Cities | 0 | - | 4.55 | 50,768 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,320 |
| European Cities with the Biggest Economies | 0 | - | 4.62 | 38,181 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 47,629 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,570,660 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,424 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,150 |
| Word Scramble - European Capitals | 0 | - | 4.72 | 93,759 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,365 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,380 |
| Random African Capital to Country | 0 | - | 4.97 | 99,721 |
| Random African Country to Capital | 0 | - | 4.94 | 70,227 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,760 |
| Every Asian Country Shape | 0 | - | 4.95 | 86,672 |
| Every African Country Shape | 0 | - | 4.90 | 86,067 |
| Flags of Countries That Border Russia | 0 | - | 4.70 | 70,164 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,728 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,677,328 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,903 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,058 |
| Find the City #1 | 0 | - | 4.97 | 42,092 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,914 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,636 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,587 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,587 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,393 |
| Countries by Capital City | 0 | - | 5.00 | 66,602 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,308 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,893 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,295 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,794 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,401 |
| Moved Capital Cities | 0 | - | 4.96 | 73,572 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,258 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,614 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,518 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,876 |
| Which City in Europe? | 0 | - | 4.83 | 106,606 |
| Countries in an Egg of the World Map | 0 | - | 4.91 | 63,808 |
| Random Sequential European Countries on a Map | 0 | - | 4.99 | 216,127 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,457 |
| Europe Map with Random Merged Countries | 0 | - | 4.97 | 315,681 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,812 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,777 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,276 |
| Random Capital to Country | 0 | - | 4.99 | 2,577,648 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,355 |
| Random Country to Capital | 0 | - | 4.98 | 911,429 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,328 |
| 20 Chinese Cities Everyone Should Know | 0 | - | 4.81 | 38,990 |
| Boroughs of London | 0 | - | 4.63 | 87,036 |
| London Geography | 0 | - | 4.47 | 59,453 |
| Country Flag-Shape Picture Quiz #3 | 0 | - | 4.80 | 68,407 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,100 |
| North American Sports Cities | 0 | - | 4.83 | 170,868 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,911 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,190 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,559 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,801 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,012 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,711 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,178 |
| Name a Valid World City | 0 | - | 4.83 | 70,104 |
| Cities by Former Name | 0 | - | 4.84 | 90,952 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,678 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,229 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,907 |
| World Capitals by Map | 0 | - | 5.00 | 283,133 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,649 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 200,208 |
| All First Level Subdivision Capitals | 0 | - | 4.84 | 14,973 |
| Capitals Starting With H | 0 | - | 4.90 | 90,786 |
| Capitals Starting With K | 0 | - | 4.85 | 75,669 |
| Capitals Starting With L | 0 | - | 4.81 | 86,812 |
| Capitals Starting With M | 0 | - | 4.93 | 106,027 |
| Capitals Starting With P | 0 | - | 4.88 | 77,175 |
| Capitals Starting With R | 0 | - | 4.87 | 80,961 |
| Capitals Starting With S | 0 | - | 4.89 | 84,793 |
| Capitals Starting With T | 0 | - | 4.84 | 75,282 |
| Capitals Starting With W | 0 | - | 4.89 | 90,599 |
| Capitals Starting With A | 0 | - | 4.97 | 126,528 |
| Capitals Starting With B | 0 | - | 4.89 | 117,271 |
| Capitals Starting With D | 0 | - | 4.93 | 95,367 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,176 |
| Which City in Canada? | 0 | - | 4.83 | 56,647 |
| World Map without 12 Countries | 0 | - | 4.97 | 342,310 |
| Random Asian Flag to Country | 0 | - | 4.77 | 112,881 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 904,081 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 414,753 |
| Every Country Shape | 0 | - | 5.00 | 458,749 |
| Countries that Start with C - Shape Quiz | 0 | - | 4.89 | 98,729 |
| Countries that Start with I - Shape Quiz | 0 | - | 4.86 | 113,427 |
| Countries that Start with A - Shape Quiz | 0 | - | 4.92 | 33,731 |
| Countries that Start with N - Shape Quiz | 0 | - | 4.94 | 82,268 |
| U.S. State Flags | 0 | - | 4.89 | 167,012 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 341,970 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,458 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,300 |
| North America Cities by Map | 0 | - | 4.41 | 47,611 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,173 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,077 |
| Random European City to Country | 0 | - | 4.69 | 116,305 |
| Random Asian City to Country | 0 | - | 4.56 | 44,390 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,656 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,319 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,146 |
| Former Capitals | 0 | - | 4.88 | 71,130 |
| Capital Cities Chain | 0 | - | 4.84 | 81,898 |
| Coldest World Capitals | 0 | - | 4.95 | 133,036 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,779 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 89,975 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 64,859 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,163 |
| US States and State Capitals | 0 | - | 4.99 | 158,429 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,346 |
| Countries that Start with B - Shape Quiz | 0 | - | 4.91 | 26,490 |
| Random Asian Countries on a Map | 0 | - | 4.90 | 168,728 |
| Random African Countries on a Map | 0 | - | 4.99 | 293,327 |
| Random American Countries on a Map | 0 | - | 4.96 | 98,612 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,097 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,956 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,818 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,968 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,817 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,367 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 222,429 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 113,768 |
| All 100k+ Cities in Europe on a Map | 0 | - | 4.98 | 99,764 |
| All 50k+ Cities in Europe with a Map | 0 | - | 4.95 | 33,861 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,142 |
