| European Cities by Wikipedia Descriptions | 0 | - | 4.45 | 54,556 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,311 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,888 |
| Asian Cities by Wikipedia Descriptions | 0 | - | 4.57 | 31,167 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,306 |
| African Capitals by Map | 0 | - | 4.99 | 132,105 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,237 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,759 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 38,903 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,055 |
| Which City in Australia? | 0 | - | 4.67 | 34,215 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,771 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,643 |
| Which City in Germany? | 0 | - | 4.50 | 134,951 |
| Which City in Italy? | 0 | - | 4.55 | 78,139 |
| Which City in France? | 0 | - | 4.64 | 72,381 |
| Which City in Spain? | 0 | - | 4.50 | 49,425 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,462 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,173 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,023 |
| Name a City - European Countries | 0 | - | 4.92 | 64,334 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,597 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,788 |
| Which City in Europe? | 0 | - | 4.83 | 106,589 |
| Which City in California? | 0 | - | 4.56 | 31,874 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,740 |
| Europe Capital to Country | 0 | - | 4.99 | 247,430 |
| Asia Capital to Country | 0 | - | 4.96 | 125,691 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,388 |
| European Capitals by Map | 0 | - | 4.99 | 136,126 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,060 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,132 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,571 |
| European Coastal Capitals | 0 | - | 4.95 | 89,704 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,164 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,615 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,671 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,403 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,779 |
| Official Cities in the UK | 0 | - | 4.89 | 280,380 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,055 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,745 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,612 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,372 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,070 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,133 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,677 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,411 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,737 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,154 |
| Which City in Africa? | 0 | - | 4.78 | 57,558 |
| Which City in Canada? | 0 | - | 4.82 | 56,638 |
| Which City in Texas? | 0 | - | 4.45 | 24,967 |
| Which City in Florida? | 0 | - | 4.61 | 10,922 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,150 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,816 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,246 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,682 |
| World Capitals Quiz | 0 | - | 5.00 | 5,029,040 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,358 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,145 |
| Which City in the Middle East? | 0 | - | 4.47 | 66,783 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,331 |
| Name a Valid African Country | 0 | - | 4.98 | 152,888 |
| Capitals of the Stans | 0 | - | 4.95 | 26,388 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,677,011 |
| Random European City to Country | 0 | - | 4.69 | 116,281 |
| Random Asian City to Country | 0 | - | 4.56 | 44,386 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,167 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,570,208 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,386 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,141 |
| Word Scramble - European Capitals | 0 | - | 4.72 | 93,746 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,988 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,218 |
| Random European Capital to Country | 0 | - | 4.98 | 189,137 |
| Random European Country to Capital | 0 | - | 4.92 | 147,388 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,328 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,361 |
| Random African Capital to Country | 0 | - | 4.97 | 99,707 |
| Random African Country to Capital | 0 | - | 4.94 | 70,196 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,707 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 88,927 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,149 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,809 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,844 |
| Random U.S. City to State | 0 | - | 4.45 | 75,276 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 39,998 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,167 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,210 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,788 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,780 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,493 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,865 |
| European Cities by Clue | 0 | - | 4.70 | 88,791 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 141,324 |
| Africa Map Quiz | 0 | - | 5.00 | 2,103,647 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,685 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,591 |
| Name a City - Asian Countries | 0 | - | 4.41 | 19,369 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,881 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,612 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,564 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,548 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,335 |
| Countries by Capital City | 0 | - | 5.00 | 66,559 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,280 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,865 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,384 |
| Moved Capital Cities | 0 | - | 4.96 | 73,552 |
| Random Capital to Country | 0 | - | 4.99 | 2,577,293 |
| Random Country to Capital | 0 | - | 4.98 | 911,184 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,293 |
| Which City in Asia? | 0 | - | 4.51 | 51,093 |
| Countries of Africa | 0 | - | 5.00 | 2,506,342 |
| Countries that Beat Egypt | 0 | - | 4.88 | 56,571 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,074 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,914 |
| North American Sports Cities | 0 | - | 4.83 | 170,842 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,903 |
| Cities in European History #1 | 0 | - | 4.63 | 133,056 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,291 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,186 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,554 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,126 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,797 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,009 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,153 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,016 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,619 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,684 |
| Cities in Squares on a Map - Europe | 0 | - | 4.73 | 53,155 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,301 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 39,299 |
| Name a Valid World City | 0 | - | 4.83 | 70,072 |
| Cities by Former Name | 0 | - | 4.84 | 90,926 |
| Former Capitals | 0 | - | 4.88 | 71,122 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,672 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,219 |
| Capital Cities Chain | 0 | - | 4.84 | 81,875 |
| Coldest World Capitals | 0 | - | 4.95 | 133,020 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,869 |
| World Capitals by Map | 0 | - | 5.00 | 283,046 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,630 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,743 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 200,189 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 89,952 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 64,804 |
| Capitals Starting With H | 0 | - | 4.90 | 90,549 |
| Capitals Starting With K | 0 | - | 4.85 | 75,640 |
| Capitals Starting With L | 0 | - | 4.81 | 86,780 |
| Capitals Starting With M | 0 | - | 4.93 | 105,978 |
| Capitals Starting With P | 0 | - | 4.88 | 77,142 |
| Capitals Starting With R | 0 | - | 4.87 | 80,929 |
| Capitals Starting With S | 0 | - | 4.89 | 84,759 |
| Capitals Starting With T | 0 | - | 4.84 | 75,255 |
| Capitals Starting With W | 0 | - | 4.89 | 90,574 |
| Capitals Starting With A | 0 | - | 4.97 | 126,481 |
| Capitals Starting With B | 0 | - | 4.89 | 117,227 |
| Capitals Starting With D | 0 | - | 4.93 | 95,329 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.62 | 34,578 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,018 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,321 |
| US States and State Capitals | 0 | - | 4.99 | 158,337 |
| Asian Cities by Clue | 0 | - | 4.70 | 25,710 |
| Which City in Latin America? | 0 | - | 4.63 | 46,833 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,344 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,775 |
| African Island Countries | 0 | - | 4.96 | 100,732 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,021 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,565 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,528 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,209 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,469 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,884 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,417 |
| Flags of Africa Quiz | 0 | - | 5.00 | 462,882 |
| Category Elimination - U.S. States #1 | 0 | - | 4.87 | 218,369 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,411 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,831 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,914 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,946 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,798 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,111 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,700 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,455 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,316 |
| South American Cities on the Map | 0 | - | 4.57 | 35,238 |
| North America Cities by Map | 0 | - | 4.41 | 47,603 |
| 1M Cities by Proximity - United States | 0 | - | 4.55 | 149,662 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,578 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,077 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 47,607 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,211 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,202 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,784 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,454 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,088 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,076 |
| World Capitals Closest to Jerusalem | 0 | - | 4.47 | 44,811 |
