| Australian Capitals | 0 | - | 4.92 | 62,655 |
| Australian States and Territories | 0 | - | 4.96 | 141,330 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,125 |
| Australia True or False | 0 | - | 4.87 | 56,666 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,193 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,287 |
| Australia Country Quiz | 0 | - | 4.43 | 69,425 |
| Oceania Map Quiz | 0 | - | 4.98 | 638,364 |
| Word Chain - Australia | 0 | - | 4.37 | 38,071 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,627 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,011 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,167 |
| Animals of Australia | 0 | - | 4.52 | 42,230 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,008 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,323,245 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 32,896 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 71,126 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,762 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,071 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 61,110 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,397 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,422 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,190 |
| Flags of Oceania | 0 | - | 5.00 | 256,884 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,118 |
| Regions of New Zealand | 0 | - | 4.85 | 28,392 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,716 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,749 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 91,578 |
| Name a Valid African Country | 0 | - | 4.98 | 153,381 |
| Palau Country Quiz | 0 | - | 4.90 | 22,918 |
| AFL Teams | 0 | - | 4.40 | 40,123 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,362 |
| Tonga Country Quiz | 0 | - | 4.82 | 20,436 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,248 |
| South American Geography Quiz #1 | 0 | - | 4.73 | 32,514 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,731 |
| Europe Geography Quiz #3 | 0 | - | 4.34 | 63,514 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 231,700 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 275,676 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,033 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 258,589 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,858 |
| Austria... or Australia? | 0 | - | 4.68 | 104,091 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 109,265 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 96,011 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,457 |
| Famous Australians by Description | 0 | - | 4.23 | 27,780 |
| Australian Slang | 0 | - | 4.25 | 28,539 |
| Melbourne Suburbs | 0 | - | 4.84 | 52,283 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,110 |
| Countries that Beat Canada | 0 | - | 4.90 | 87,109 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,441 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,227 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 55,469 |
| Countries that Beat New Zealand | 0 | - | 4.70 | 26,287 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 527,642 |
| French Geography Quiz #2 | 0 | - | 4.62 | 23,151 |
| Geography of Spain | 0 | - | 4.59 | 22,018 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,342 |
| New Zealand Country Quiz | 0 | - | 4.69 | 75,725 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 47,857 |
| Europe Map Quiz | 0 | - | 5.00 | 4,744,968 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 210,946 |
| German Groups of Things | 0 | - | 4.46 | 38,377 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 102,815 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,124 |
| Geography of Egypt | 0 | - | 4.60 | 21,459 |
| Africa Map Quiz | 0 | - | 5.00 | 2,110,296 |
| U.S. State Nicknames | 0 | - | 4.47 | 50,384 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,837 |
| Official European Union Languages | 0 | - | 4.97 | 237,617 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,290 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,477 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,443,796 |
| Asia Map Quiz | 0 | - | 4.99 | 910,708 |
| Geography of China | 0 | - | 4.21 | 13,911 |
| Countries that Beat India | 0 | - | 4.41 | 62,729 |
| Countries of Africa | 0 | - | 5.00 | 2,520,491 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,235 |
| African East Coast | 0 | - | 4.96 | 95,497 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,331 |
| Countries that Beat South Africa | 0 | - | 4.69 | 42,181 |
| Countries that Beat D.R. Congo | 0 | - | 4.74 | 41,616 |
| Marshall Islands Country Quiz | 0 | - | 4.61 | 20,607 |
| Fiji Country Quiz | 0 | - | 4.78 | 24,176 |
| Kiribati Country Quiz | 0 | - | 4.70 | 18,971 |
| Australia Map Quiz | 0 | - | 4.94 | 343,222 |
| Vanuatu Country Quiz | 0 | - | 4.59 | 22,798 |
| Solomon Islands Country Quiz | 0 | - | 4.56 | 18,991 |
| Nauru Country Quiz | 0 | - | 4.53 | 23,241 |
| Papua New Guinea Country Quiz | 0 | - | 4.60 | 30,600 |
| Samoa Country Quiz | 0 | - | 4.80 | 20,711 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,670 |
| United States Map Quiz | 0 | - | 4.98 | 4,147,964 |
| American Geography Quiz for Dummies | 0 | - | 4.41 | 68,913 |
| U.S. History for Dummies | 0 | - | 4.47 | 82,724 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,026 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,454 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,871 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,157 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,735 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,262 |
| The Only European Country ... | 0 | - | 4.91 | 215,043 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,264 |
| Word Chain - France | 0 | - | 4.38 | 42,670 |
| Countries that Beat Greece | 0 | - | 4.53 | 48,754 |
| Italian Foods | 0 | - | 4.31 | 72,433 |
| Countries that Beat the Netherlands | 0 | - | 4.56 | 36,236 |
| Most Common First Names in Spain | 0 | - | 4.27 | 45,534 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,663 |
| Most Common Surnames in the UK | 0 | - | 4.21 | 69,559 |
| British Groups of Things | 0 | - | 4.25 | 82,765 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 41,967 |
| United Kingdom Decoder | 0 | - | 4.29 | 39,991 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,602 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 98,160 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,378,997 |
| Countries that Beat Saudi Arabia | 0 | - | 4.73 | 46,215 |
| Countries that Beat Japan | 0 | - | 4.41 | 67,716 |
| Small Countries with Large Economies | 0 | - | 4.63 | 89,610 |
| Random Capital to Country | 0 | - | 4.99 | 2,583,880 |
| Random Country to Capital | 0 | - | 4.98 | 914,785 |
| Countries that Beat North Korea | 0 | - | 4.43 | 34,235 |
| States of India | 0 | - | 4.94 | 191,624 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,633 |
| Flags of Africa Quiz | 0 | - | 5.00 | 466,697 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,178 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,866 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,654 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,817 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,443 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,718 |
| The Only African Country ... | 0 | - | 4.99 | 128,687 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,916 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,175 |
| African Island Countries | 0 | - | 4.96 | 101,126 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,591 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,394 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,701 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 32,951 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,654 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,821 |
| Flags of North and South America | 0 | - | 4.99 | 369,999 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,391 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,500 |
| The Only American Country ... | 0 | - | 4.92 | 121,154 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,781 |
| South America Map Quiz | 0 | - | 5.00 | 1,544,335 |
| Countries that Beat Brazil | 0 | - | 4.49 | 68,194 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,441 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,707 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,016,928 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,351 |
| North America Map Quiz | 0 | - | 4.98 | 246,364 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,268 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,454 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,193 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,802 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,527 |
| American Foods | 0 | - | 3.66 | 39,323 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,152 |
| California Groups of Things | 0 | - | 4.25 | 45,335 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,429 |
| New York Groups of Things | 0 | - | 4.38 | 60,020 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,680 |
| American History Quotes #1 | 0 | - | 4.37 | 95,817 |
| American History Quotes #2 | 0 | - | 4.38 | 41,292 |
| U.S. History Groups of Two | 0 | - | 4.23 | 44,334 |
| Last Names in U.S. History #1 | 0 | - | 4.25 | 36,141 |
| US States Quiz | 0 | - | 5.00 | 16,775,024 |
| Movies by State | 0 | - | 4.27 | 40,491 |
| Canada Provinces and Territories | 0 | - | 5.00 | 339,753 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 637,748 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,852 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,726 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,671 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,314 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,234,158 |
| Celtic Nations | 0 | - | 4.69 | 46,871 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,607 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,117 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,678 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,323 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,344 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,887 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,743 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,462 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,086 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,570 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,226 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,357 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,218 |
| Monarchies of Europe | 0 | - | 4.90 | 97,677 |
| European Countries with One Border | 0 | - | 4.97 | 182,084 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,952 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 76,668 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,261 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,501 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,472 |
