| Europe Capital to Country | 0 | - | 4.99 | 247,560 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,415 |
| European Capitals by Map | 0 | - | 4.99 | 136,199 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,156 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,584 |
| European Coastal Capitals | 0 | - | 4.95 | 89,720 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,725 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,393 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,086 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,688 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,749 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,016 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,658 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,801 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,656 |
| Asia Capital to Country | 0 | - | 4.96 | 125,720 |
| African Capitals by Map | 0 | - | 4.99 | 132,119 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,105 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,173 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,708 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,187 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,409 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,009 |
| Random European Capital to Country | 0 | - | 4.98 | 189,167 |
| Random European Country to Capital | 0 | - | 4.92 | 147,419 |
| European Capitals by Airport Code | 0 | - | 4.92 | 35,409 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,135 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,793 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,805 |
| Official Cities in the UK | 0 | - | 4.89 | 280,450 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,786 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,638 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,159 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,422 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,354 |
| Capitals of the Stans | 0 | - | 4.95 | 26,398 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,173 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,878 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,380 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,321 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,353 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,417 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,343 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,377 |
| Random African Capital to Country | 0 | - | 4.97 | 99,716 |
| Random African Country to Capital | 0 | - | 4.94 | 70,225 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,090 |
| Name a City - European Countries | 0 | - | 4.92 | 64,359 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,149 |
| Word Scramble - European Capitals | 0 | - | 4.72 | 93,757 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,257 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,611 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,514 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,875 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,975 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.87 | 94,276 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,327 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,775 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 64,847 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,320 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,875 |
| Cities in European History #1 | 0 | - | 4.63 | 133,086 |
| World Capitals Quiz | 0 | - | 5.00 | 5,030,073 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,252 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,171 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,276 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,312 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,717 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,776 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 200,205 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,320 |
| European Cities with the Biggest Economies | 0 | - | 4.62 | 38,175 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 47,622 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,570,571 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,231 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,153 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,755 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 55,807 |
| Biggest Cities in Germany | 0 | - | 4.95 | 291,196 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,718 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,677,277 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,890 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,053 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,905 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,629 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,581 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,578 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,387 |
| Countries by Capital City | 0 | - | 5.00 | 66,589 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,306 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,886 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,281 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,397 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,029 |
| Moved Capital Cities | 0 | - | 4.96 | 73,567 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,807 |
| Which City in Europe? | 0 | - | 4.83 | 106,602 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 40,936 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.91 | 96,993 |
| Biggest Cities in Italy | 0 | - | 4.75 | 239,401 |
| British Places A-Z | 0 | - | 4.29 | 79,595 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,812 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,776 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,782 |
| Random Capital to Country | 0 | - | 4.99 | 2,577,611 |
| Random Country to Capital | 0 | - | 4.98 | 911,402 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,512 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,905 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,654 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,520 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,652 |
| Boroughs of London | 0 | - | 4.63 | 87,029 |
| London Geography | 0 | - | 4.47 | 59,451 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.92 | 79,489 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 70,756 |
| Biggest Trading Partners - Spain | 0 | - | 4.91 | 53,503 |
| North American Sports Cities | 0 | - | 4.83 | 170,864 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,908 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,190 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,558 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,801 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,011 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,706 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,172 |
| Name a Valid World City | 0 | - | 4.83 | 70,101 |
| Cities by Former Name | 0 | - | 4.84 | 90,946 |
| India State Capitals Quiz | 0 | - | 4.27 | 59,367 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,675 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,228 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 245,799 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,899 |
| World Capitals by Map | 0 | - | 5.00 | 283,118 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,644 |
| Capitals Starting With H | 0 | - | 4.90 | 90,736 |
| Capitals Starting With K | 0 | - | 4.85 | 75,662 |
| Capitals Starting With L | 0 | - | 4.81 | 86,808 |
| Capitals Starting With M | 0 | - | 4.93 | 106,018 |
| Capitals Starting With P | 0 | - | 4.88 | 77,166 |
| Capitals Starting With R | 0 | - | 4.87 | 80,953 |
| Capitals Starting With S | 0 | - | 4.89 | 84,786 |
| Capitals Starting With T | 0 | - | 4.84 | 75,275 |
| Capitals Starting With W | 0 | - | 4.89 | 90,597 |
| Capitals Starting With A | 0 | - | 4.97 | 126,522 |
| Capitals Starting With B | 0 | - | 4.89 | 117,263 |
| Capitals Starting With D | 0 | - | 4.93 | 95,360 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,919 |
| Which City in Canada? | 0 | - | 4.83 | 56,647 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,511 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 341,944 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,457 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,299 |
| North America Cities by Map | 0 | - | 4.41 | 47,610 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,169 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,072 |
| Random European City to Country | 0 | - | 4.69 | 116,300 |
| Random Asian City to Country | 0 | - | 4.56 | 44,388 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,653 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,315 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,127 |
| Former Capitals | 0 | - | 4.88 | 71,130 |
| Capital Cities Chain | 0 | - | 4.84 | 81,898 |
| Coldest World Capitals | 0 | - | 4.95 | 133,035 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,773 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 89,972 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.62 | 34,581 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,021 |
| U.S. State Capital Etymology | 0 | - | 4.50 | 36,785 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,324 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,840 |
| US States and State Capitals | 0 | - | 4.99 | 158,422 |
| Which City in Germany? | 0 | - | 4.50 | 134,972 |
| Which City in Italy? | 0 | - | 4.55 | 78,143 |
| Which City in France? | 0 | - | 4.64 | 72,392 |
| Which City in Spain? | 0 | - | 4.50 | 49,436 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,319 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 124,687 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,081 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,949 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,809 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,963 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,814 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 222,418 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 113,761 |
| All 100k+ Cities in Europe on a Map | 0 | - | 4.98 | 99,756 |
| All 50k+ Cities in Europe with a Map | 0 | - | 4.95 | 33,859 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,142 |
| Southernmost Major Cities | 0 | - | 4.44 | 51,088 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,569 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,019 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,710 |
| South American Cities on the Map | 0 | - | 4.57 | 35,239 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,582 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 149,678 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,586 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,085 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,251 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,791 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,462 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,094 |
| World Capitals Closest to Jerusalem | 0 | - | 4.47 | 44,814 |
