| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,210 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,641 |
| Africa Capitals Quiz | 0 | - | 4.99 | 735,354 |
| Asia Capitals Quiz | 0 | - | 4.98 | 690,628 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,507 |
| Random European Capital to Country | 0 | - | 4.98 | 190,542 |
| Random European Country to Capital | 0 | - | 4.93 | 164,295 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,110 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,515 |
| Random African Capital to Country | 0 | - | 4.97 | 100,417 |
| Random African Country to Capital | 0 | - | 4.94 | 70,986 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,331 |
| World Capitals Quiz | 0 | - | 5.00 | 5,060,118 |
| Europe Capital to Country | 0 | - | 4.99 | 249,432 |
| Asia Capital to Country | 0 | - | 4.96 | 126,390 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,490 |
| European Capitals by Map | 0 | - | 4.99 | 138,395 |
| African Capitals by Map | 0 | - | 4.99 | 133,186 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,975 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,816 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,182 |
| European Coastal Capitals | 0 | - | 4.95 | 90,312 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,469 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 268,964 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,403 |
| Capitals of Mediterranean Countries | 0 | - | 4.96 | 81,702 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,357 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,581,664 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,193 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,269 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,909 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,206 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,850 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,931 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,654 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,041 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,031 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,140 |
| Capitals of the Stans | 0 | - | 4.95 | 26,699 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,782 |
| Countries with Megacities | 0 | - | 4.99 | 249,995 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,636 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,856 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,940 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,837 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,770 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 146,803 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,466 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,862 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,866 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,200 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,223 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,870 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,492 |
| Countries by Capital City | 0 | - | 5.00 | 67,827 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,914 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,419 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,906 |
| Moved Capital Cities | 0 | - | 4.96 | 74,003 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,229 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,971 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,355 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,104 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,018 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,808 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,269 |
| Countries by Sports in 60 Seconds | 0 | - | 4.91 | 144,194 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,442,410 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,496 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,454 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.77 | 10,525 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,612,214 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,159 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,422 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,268 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,474 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,262 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,597 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,223 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,293 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,848 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 416,169 |
| North American Sports Cities | 0 | - | 4.83 | 171,698 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,196 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,198 |
| Name a City - European Countries | 0 | - | 4.90 | 65,130 |
| Name a Valid World City | 0 | - | 4.83 | 70,875 |
| Cities by Former Name | 0 | - | 4.83 | 91,395 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,302 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,542 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,813 |
| World Capitals by Map | 0 | - | 5.00 | 285,390 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,112 |
| Random Capital to Country | 0 | - | 4.99 | 2,587,077 |
| Random Country to Capital | 0 | - | 4.98 | 917,375 |
| Capitals Starting With H | 0 | - | 4.90 | 91,898 |
| Capitals Starting With K | 0 | - | 4.85 | 76,072 |
| Capitals Starting With L | 0 | - | 4.81 | 87,302 |
| Capitals Starting With M | 0 | - | 4.93 | 106,833 |
| Capitals Starting With P | 0 | - | 4.88 | 77,577 |
| Capitals Starting With R | 0 | - | 4.87 | 81,337 |
| Capitals Starting With S | 0 | - | 4.89 | 85,213 |
| Capitals Starting With T | 0 | - | 4.84 | 75,685 |
| Capitals Starting With W | 0 | - | 4.87 | 90,960 |
| Capitals Starting With A | 0 | - | 4.97 | 127,155 |
| Capitals Starting With B | 0 | - | 4.89 | 117,801 |
| Capitals Starting With D | 0 | - | 4.93 | 95,864 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,391 |
| Olympic Host Countries | 0 | - | 4.98 | 200,214 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,521 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,711 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 307,631 |
| The Only European Country ... | 0 | - | 4.91 | 215,832 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,611 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,659 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,548 |
| Countries of Africa | 0 | - | 5.00 | 2,528,458 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,298 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,689 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,859 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,614 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,947 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,610 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,878 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,431 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,988 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,049 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,933 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,294 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,463 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,126 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,630 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,911 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,104 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,787 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,577 |
| Megacities on a World Map | 0 | - | 4.98 | 252,998 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 576,596 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,614 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,055 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 34,604 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,660 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,038 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,029 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,240 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,126 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,398 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,025 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,222 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,250 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,784 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,110 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,493 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,731 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,431 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,753 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,611 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,650 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,913 |
| Former Capitals | 0 | - | 4.88 | 71,354 |
| Capital Cities Chain | 0 | - | 4.83 | 82,426 |
| Coldest World Capitals | 0 | - | 4.95 | 133,422 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,335 |
| Random Countries and Capitals without Vowels | 0 | - | 4.61 | 21,552 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,599 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,541 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,325,639 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,014 |
| Countries of the Middle East | 0 | - | 4.96 | 200,641 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,933 |
| Slavic Countries | 0 | - | 4.96 | 111,436 |
| African Island Countries | 0 | - | 4.96 | 101,367 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,768 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,691 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 46,278 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,716 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,822 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,019,896 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,594 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,215 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,085 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,727 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,570 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,367 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,468 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,490 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,028 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,912 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,330 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,934 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,924 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,766 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,014 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 170,303 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 49,702 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,085 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 81,998 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 107,697 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,214 |
| Top African Languages on a Map | 0 | - | 4.93 | 73,566 |
