| World Capitals Quiz | 0 | - | 5.00 | 5,066,383 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,583,902 |
| Coldest World Capitals | 0 | - | 4.95 | 133,499 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,670 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,936 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,034 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,480 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,280 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,337 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,044 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,732 |
| Countries by Capital City | 0 | - | 5.00 | 68,021 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,024 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,518 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,843 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,023 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 126,256 |
| Moved Capital Cities | 0 | - | 4.96 | 74,095 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,105 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,985 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,457 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,160 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,829 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,365 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,789 |
| Africa Capitals Quiz | 0 | - | 4.99 | 736,455 |
| Asia Capitals Quiz | 0 | - | 4.98 | 691,638 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,346 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,604 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,998 |
| World Capitals by Map | 0 | - | 5.00 | 285,802 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,206 |
| Random Capital to Country | 0 | - | 4.99 | 2,589,003 |
| Random Country to Capital | 0 | - | 4.98 | 919,068 |
| Capitals Starting With H | 0 | - | 4.91 | 92,374 |
| Capitals Starting With K | 0 | - | 4.88 | 82,908 |
| Capitals Starting With L | 0 | - | 4.81 | 87,881 |
| Capitals Starting With M | 0 | - | 4.93 | 107,529 |
| Capitals Starting With P | 0 | - | 4.88 | 78,026 |
| Capitals Starting With R | 0 | - | 4.87 | 81,674 |
| Capitals Starting With S | 0 | - | 4.90 | 85,613 |
| Capitals Starting With T | 0 | - | 4.85 | 76,031 |
| Capitals Starting With W | 0 | - | 4.87 | 91,200 |
| Capitals Starting With A | 0 | - | 4.97 | 127,673 |
| Capitals Starting With B | 0 | - | 4.89 | 118,282 |
| Capitals Starting With D | 0 | - | 4.93 | 96,265 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,944 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,247 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,752 |
| Former Capitals | 0 | - | 4.88 | 71,401 |
| Europe Capital to Country | 0 | - | 4.99 | 249,740 |
| Asia Capital to Country | 0 | - | 4.96 | 126,535 |
| Capital Cities Chain | 0 | - | 4.83 | 82,580 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,696 |
| European Capitals by Map | 0 | - | 4.99 | 138,790 |
| African Capitals by Map | 0 | - | 4.99 | 133,501 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,172 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,951 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,296 |
| European Coastal Capitals | 0 | - | 4.95 | 90,449 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,526 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,451 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,702 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,773 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,446 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,753 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,703 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,336 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,339 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 93,941 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,075 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.91 | 12,838 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,748 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,622 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,111 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,205 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,347 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,323 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,382 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,161 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,214 |
| Capitals of the Stans | 0 | - | 4.95 | 26,782 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,950 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,529 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,224 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,867 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 80,599 |
| Top Five Capitals By Category #2 | 0 | - | 4.77 | 66,827 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 80,982 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,412 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,177 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,227 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,084 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,942 |
| Hottest Capital Cities | 0 | - | 4.41 | 31,010 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 71,596 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,125 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,293 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,331 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,467 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,374 |
| Capitals Starting With N | 0 | - | 4.80 | 51,060 |
| Capitals Starting With V | 0 | - | 4.79 | 38,082 |
| Capitals Starting With C | 0 | - | 4.79 | 97,691 |
| North American Sports Cities | 0 | - | 4.83 | 172,107 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,275 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,847 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,290 |
| Name a City - European Countries | 0 | - | 4.90 | 65,267 |
| Cities by Former Name | 0 | - | 4.83 | 91,476 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,300 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,775 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,175 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,570 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,723 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,969 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,419 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,713 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,672 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,935 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,541 |
| Majority Muslim Countries | 0 | - | 4.98 | 373,550 |
| NATO Countries | 0 | - | 4.98 | 279,567 |
| EU Countries Quiz | 0 | - | 4.99 | 273,226 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 287,703 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 272,251 |
| Top Five Countries by Religion | 0 | - | 4.93 | 170,923 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 148,113 |
| Countries with NO Military | 0 | - | 4.97 | 62,040 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,446 |
| Single Vowel Capitals | 0 | - | 4.80 | 14,435 |
| Cities With the Most Billionaires | 0 | - | 4.77 | 102,337 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,468 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,417 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 53,998 |
| Capital City Etymologies | 0 | - | 4.77 | 63,256 |
| Busiest Container Ports | 0 | - | 4.11 | 37,391 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,229 |
| Most Educated Cities in the United States | 0 | - | 4.30 | 76,263 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,324 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,825 |
| U.S. College Towns | 0 | - | 4.47 | 29,198 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,125 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,521 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,498 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,849 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,758 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,916 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,726 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,047 |
| Hottest Capital Cities with Exceptions | 0 | - | 4.22 | 16,055 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 487,384 |
| Countries with the Most Christians | 0 | - | 4.92 | 142,920 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,220 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,420 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,697 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 320,100 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,987 |
| Buddhist Countries | 0 | - | 4.96 | 144,170 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 335,093 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 123,302 |
| World Currency Quiz | 0 | - | 4.91 | 302,248 |
| Official Cities in the UK | 0 | - | 4.89 | 283,267 |
| Capital Cities Breakdown Puzzle #1 | 0 | - | 4.08 | 12,665 |
| Capital Cities Breakdown Puzzle #2 | 0 | - | 4.05 | 11,882 |
| The Only Country ... | 0 | - | 4.91 | 80,864 |
| Countries with the Most Catholics | 0 | - | 4.90 | 109,200 |
| Orthodox Countries | 0 | - | 4.92 | 131,401 |
| Richest Island Countries | 0 | - | 4.84 | 100,365 |
| Battle to Country | 0 | - | 4.91 | 53,211 |
| Monarchies of Europe | 0 | - | 4.90 | 98,013 |
| Monarchies of Asia | 0 | - | 4.97 | 71,014 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 235,729 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 224,706 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 191,912 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,633 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 139,168 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,803 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,226 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,207 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 189,508 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,325 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,331 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 270,748 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,138 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,426 |
| Countries that Start with A | 0 | - | 4.98 | 2,160,002 |
| Countries that Start with B | 0 | - | 4.95 | 2,291,859 |
| Countries that Start with C | 0 | - | 4.96 | 1,819,989 |
| Countries that Start with D | 0 | - | 4.96 | 708,164 |
| Countries that Start with E | 0 | - | 4.95 | 1,375,497 |
| Countries that Start with G | 0 | - | 4.97 | 1,501,199 |
| Countries that Start with H | 0 | - | 4.96 | 603,554 |
| Countries that Start with I | 0 | - | 4.92 | 1,286,666 |
| Countries that Start with J | 0 | - | 4.98 | 601,360 |
| Countries that Start with K | 0 | - | 4.97 | 814,702 |
| Countries that Start with L | 0 | - | 4.98 | 1,089,407 |
| Countries that Start with N | 0 | - | 4.93 | 1,116,390 |
| Countries that Start with P | 0 | - | 4.94 | 1,214,855 |
| Countries that Start with S | 0 | - | 4.98 | 1,753,023 |
