| World Capitals Quiz | 0 | - | 5.00 | 5,108,524 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,600,365 |
| Coldest World Capitals | 0 | - | 4.95 | 134,185 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,419 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,868 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,009 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,253 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,285 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,209 |
| Countries by Capital City | 0 | - | 5.00 | 69,466 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,901 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,265 |
| World Capitals by Proximity | 0 | - | 4.91 | 334,038 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,849 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.88 | 127,349 |
| Moved Capital Cities | 0 | - | 4.96 | 74,678 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,487 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.87 | 94,606 |
| World Capitals with a Unique First Letter | 0 | - | 4.83 | 75,829 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,312 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 134,305 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 81,424 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,492 |
| Africa Capitals Quiz | 0 | - | 4.99 | 744,188 |
| Asia Capitals Quiz | 0 | - | 4.98 | 699,153 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,939 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,999 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,880 |
| World Capitals by Map | 0 | - | 5.00 | 289,577 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,851 |
| Random Capital to Country | 0 | - | 4.99 | 2,602,322 |
| Random Country to Capital | 0 | - | 4.98 | 928,789 |
| Capitals Starting With H | 0 | - | 4.91 | 93,367 |
| Capitals Starting With K | 0 | - | 4.88 | 84,441 |
| Capitals Starting With M | 0 | - | 4.94 | 109,234 |
| Capitals Starting With P | 0 | - | 4.88 | 79,038 |
| Capitals Starting With R | 0 | - | 4.88 | 82,535 |
| Capitals Starting With S | 0 | - | 4.90 | 86,607 |
| Capitals Starting With T | 0 | - | 4.86 | 76,870 |
| Capitals Starting With W | 0 | - | 4.87 | 91,755 |
| Capitals Starting With A | 0 | - | 4.97 | 129,156 |
| Capitals Starting With B | 0 | - | 4.89 | 119,553 |
| Capitals Starting With D | 0 | - | 4.94 | 97,244 |
| Single Vowel Capitals | 0 | - | 4.83 | 14,740 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,831 |
| Name a World Capital A-Z | 0 | - | 5.00 | 177,098 |
| One Capital by Letter by Continent | 0 | - | 4.99 | 17,588 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,715 |
| Former Capitals | 0 | - | 4.88 | 71,691 |
| Europe Capital to Country | 0 | - | 4.99 | 252,227 |
| Asia Capital to Country | 0 | - | 4.96 | 127,601 |
| Capital Cities Chain | 0 | - | 4.84 | 83,420 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,056 |
| European Capitals by Map | 0 | - | 4.99 | 142,226 |
| African Capitals by Map | 0 | - | 4.99 | 142,312 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,968 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,939 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,231 |
| European Coastal Capitals | 0 | - | 4.95 | 91,361 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,216 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,861 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,875 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,192 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,187 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,612 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,383 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,523 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,149 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,338 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,276 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,624 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,177 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,709 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,421 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,871 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,606 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,988 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,948 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,802 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,967 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,267 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,739 |
| Capitals of the Stans | 0 | - | 4.95 | 27,175 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,710 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,596 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,283 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 59,092 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 82,131 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,705 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,566 |
| Random World Capitals on a Map | 0 | - | 4.93 | 135,877 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,686 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,918 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,588 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,368 |
| Hottest Capital Cities | 0 | - | 4.41 | 31,085 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 73,831 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,281 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,476 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,491 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 76,109 |
| Capitals Starting With L | 0 | - | 4.80 | 95,903 |
| Capitals Starting With N | 0 | - | 4.80 | 51,928 |
| Capitals Starting With V | 0 | - | 4.80 | 38,674 |
| Capitals Starting With C | 0 | - | 4.78 | 99,051 |
| North American Sports Cities | 0 | - | 4.82 | 173,191 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,575 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,062 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,977 |
| Name a City - European Countries | 0 | - | 4.89 | 66,229 |
| Cities by Former Name | 0 | - | 4.83 | 92,092 |
| National Subdivisions by Capital | 0 | - | 4.37 | 105,646 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,958 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,377 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,727 |
| World Capitals Ending with O | 0 | - | 4.80 | 18,075 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,176 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 66,038 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,470 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,816 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,281 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,391 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,442 |
| Majority Muslim Countries | 0 | - | 4.98 | 377,920 |
| NATO Countries | 0 | - | 4.98 | 283,605 |
| EU Countries Quiz | 0 | - | 4.99 | 278,135 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 291,548 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 277,183 |
| Top Five Countries by Religion | 0 | - | 4.93 | 173,511 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 149,834 |
| Countries with NO Military | 0 | - | 4.97 | 63,467 |
| Countries by Number of Books Published | 0 | - | 4.95 | 73,125 |
| Cities With the Most Billionaires | 0 | - | 4.77 | 102,555 |
| Solve the Secret Capital City | 0 | - | 4.80 | 164,612 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,486 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 54,591 |
| Capital City Etymologies | 0 | - | 4.77 | 63,539 |
| Busiest Container Ports | 0 | - | 4.11 | 37,515 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,324 |
| Most Educated Cities in the United States | 0 | - | 4.30 | 76,475 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,753 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 73,117 |
| U.S. College Towns | 0 | - | 4.47 | 29,302 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,231 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,797 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,542 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,961 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,565 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,134 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,609 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,868 |
| Hottest Capital Cities with Exceptions | 0 | - | 4.22 | 16,098 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 491,832 |
| Countries with the Most Christians | 0 | - | 4.93 | 144,761 |
| Countries with the Most Tanks | 0 | - | 4.91 | 108,345 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 51,186 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 75,177 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 323,943 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 89,192 |
| Buddhist Countries | 0 | - | 4.96 | 145,146 |
| Countries with the Most Billionaires | 0 | - | 4.91 | 337,036 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 124,745 |
| World Currency Quiz | 0 | - | 4.92 | 306,996 |
| Official Cities in the UK | 0 | - | 4.89 | 286,448 |
| Capital Cities Breakdown Puzzle #1 | 0 | - | 4.11 | 12,927 |
| Capital Cities Breakdown Puzzle #2 | 0 | - | 4.07 | 12,061 |
| The Only Country ... | 0 | - | 4.91 | 81,929 |
| Countries with the Most Catholics | 0 | - | 4.90 | 110,481 |
| Orthodox Countries | 0 | - | 4.92 | 132,846 |
| Richest Island Countries | 0 | - | 4.85 | 101,257 |
| Battle to Country | 0 | - | 4.91 | 54,004 |
| Monarchies of Europe | 0 | - | 4.90 | 98,915 |
| Monarchies of Asia | 0 | - | 4.97 | 71,528 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 238,297 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 227,197 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 193,818 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 124,178 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 141,613 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,308 |
| Countries with the Most Muslims | 0 | - | 4.95 | 161,237 |
| Countries with the Most Exports | 0 | - | 4.96 | 156,224 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 190,520 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,804 |
| Largest Economies in 2050 | 0 | - | 4.88 | 111,956 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 275,055 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 105,023 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 85,120 |
| Countries that Start with A | 0 | - | 4.98 | 2,176,484 |
| Countries that Start with B | 0 | - | 4.95 | 2,307,195 |
| Countries that Start with C | 0 | - | 4.96 | 1,832,043 |
| Countries that Start with D | 0 | - | 4.96 | 716,822 |
| Countries that Start with E | 0 | - | 4.95 | 1,385,558 |
| Countries that Start with G | 0 | - | 4.97 | 1,512,016 |
| Countries that Start with H | 0 | - | 4.96 | 609,863 |
| Countries that Start with I | 0 | - | 4.92 | 1,294,935 |
| Countries that Start with J | 0 | - | 4.98 | 607,229 |
| Countries that Start with K | 0 | - | 4.97 | 821,052 |
| Countries that Start with L | 0 | - | 4.98 | 1,097,180 |
| Countries that Start with N | 0 | - | 4.93 | 1,124,244 |
| Countries that Start with P | 0 | - | 4.94 | 1,222,393 |
