| Australian Capitals | 0 | - | 4.92 | 62,659 |
| Australian States and Territories | 0 | - | 4.96 | 141,378 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,145 |
| Australia True or False | 0 | - | 4.87 | 56,678 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,309 |
| Australia Country Quiz | 0 | - | 4.43 | 69,443 |
| Oceania Map Quiz | 0 | - | 4.98 | 638,659 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,213 |
| Animals of Australia | 0 | - | 4.52 | 42,239 |
| Flags of Oceania | 0 | - | 5.00 | 257,032 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,130 |
| Word Chain - Australia | 0 | - | 4.37 | 38,079 |
| Regions of New Zealand | 0 | - | 4.85 | 28,403 |
| Palau Country Quiz | 0 | - | 4.90 | 22,924 |
| AFL Teams | 0 | - | 4.40 | 40,144 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,368 |
| Tonga Country Quiz | 0 | - | 4.82 | 20,442 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 527,835 |
| Austria... or Australia? | 0 | - | 4.68 | 104,111 |
| Famous Australians by Description | 0 | - | 4.23 | 27,793 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,405 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,174 |
| New Zealand Country Quiz | 0 | - | 4.70 | 75,752 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 47,876 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,857 |
| Official European Union Languages | 0 | - | 4.97 | 237,677 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,324 |
| Europe Map Quiz | 0 | - | 5.00 | 4,746,301 |
| Ancient Greek Words | 0 | - | 4.93 | 111,116 |
| Africa Map Quiz | 0 | - | 5.00 | 2,110,815 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,581 |
| American to British Word Translation | 0 | - | 4.13 | 138,303 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,443,966 |
| Asia Map Quiz | 0 | - | 4.99 | 911,049 |
| Countries of Africa | 0 | - | 5.00 | 2,521,705 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,278 |
| African East Coast | 0 | - | 4.96 | 95,534 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,363 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,015 |
| Australia Map Quiz | 0 | - | 4.94 | 343,293 |
| Vanuatu Country Quiz | 0 | - | 4.59 | 22,808 |
| Solomon Islands Country Quiz | 0 | - | 4.56 | 18,998 |
| Nauru Country Quiz | 0 | - | 4.53 | 23,247 |
| Papua New Guinea Country Quiz | 0 | - | 4.60 | 30,606 |
| Samoa Country Quiz | 0 | - | 4.80 | 20,720 |
| United States Map Quiz | 0 | - | 4.98 | 4,148,638 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,099 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,470 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,957 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,243 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,748 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,334 |
| The Only European Country ... | 0 | - | 4.91 | 215,184 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,340 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,669 |
| British Spellings | 0 | - | 4.06 | 99,356 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 98,212 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,379,176 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,653 |
| Flags of Africa Quiz | 0 | - | 5.00 | 466,996 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,246 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,910 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,694 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,850 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,771 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,223 |
| African Island Countries | 0 | - | 4.96 | 101,175 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,639 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,658 |
| Flags of North and South America | 0 | - | 4.99 | 370,219 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,408 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,533 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,845 |
| South America Map Quiz | 0 | - | 5.00 | 1,544,628 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,017,370 |
| North America Map Quiz | 0 | - | 4.98 | 246,605 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,547 |
| Canada Provinces and Territories | 0 | - | 5.00 | 339,889 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 637,878 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,869 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,687 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,316 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,234,814 |
| Celtic Nations | 0 | - | 4.69 | 46,873 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,323,565 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,161 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,712 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,466 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,776 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,108 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,362 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,512 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,361 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,748 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,533 |
| Slavic Countries | 0 | - | 4.96 | 111,261 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,199 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,756 |
| British to American Word Translation | 0 | - | 3.74 | 254,911 |
| British Foods by Description | 0 | - | 3.94 | 48,293 |
| British and American Word Differences | 0 | - | 2.63 | 46,826 |
| Counties of England | 0 | - | 4.97 | 792,653 |
| Flags of Asia Quiz | 0 | - | 4.99 | 609,197 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,826 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,237 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,738 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,590 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,330 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,984 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,031 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,604 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,528 |
| Countries of the Middle East | 0 | - | 4.96 | 199,872 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,361 |
| States of India | 0 | - | 4.94 | 191,755 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,396 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,207 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,473 |
| The Only African Country ... | 0 | - | 4.99 | 128,707 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,931 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,420 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 320,770 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,729 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,863 |
| The Only American Country ... | 0 | - | 4.92 | 121,173 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,732 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,454 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,764 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,407 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,305 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,514 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,213 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,834 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,173 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,471 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,696 |
| US States Quiz | 0 | - | 5.00 | 16,781,199 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,748 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,623 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,424 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,937 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,512 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,604 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,296 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,248 |
| Monarchies of Europe | 0 | - | 4.90 | 97,706 |
| European Countries with One Border | 0 | - | 4.97 | 182,131 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,991 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,548 |
| Federal Subjects of Russia | 0 | - | 4.94 | 145,336 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,539 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,798 |
| German Loan Words | 0 | - | 4.27 | 135,623 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,171 |
| States of Germany | 0 | - | 4.96 | 151,107 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,530 |
| Regions of Italy | 0 | - | 4.92 | 75,224 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 48,683 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,193 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,753 |
| UK Cities Map Quiz | 0 | - | 4.96 | 463,307 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,351 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,671 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,621 |
| Champions League Winners | 0 | - | 4.92 | 1,000,820 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,175 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,510 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,793 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,677 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,792 |
| Monarchies of Asia | 0 | - | 4.97 | 70,842 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,638 |
| Provinces of Turkey | 0 | - | 4.95 | 202,970 |
| Provinces of China | 0 | - | 4.97 | 202,268 |
| Japanese Prefectures | 0 | - | 4.98 | 135,783 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,521 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,323 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,980 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 93,032 |
| Bhutan Country Quiz | 0 | - | 4.87 | 24,122 |
| States of India Map Quiz | 0 | - | 4.83 | 26,233 |
| Countries Bordering India | 0 | - | 4.98 | 163,201 |
| Countries Closest to India | 0 | - | 4.97 | 102,465 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,977 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,541 |
| African Great Lakes | 0 | - | 4.82 | 65,706 |
| Every African Country Shape | 0 | - | 4.90 | 86,619 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,180 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,531 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,778 |
| Name a Valid African Country | 0 | - | 4.98 | 153,434 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,650 |
| Djibouti Country Quiz | 0 | - | 4.81 | 21,611 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,722 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,681 |
| Mauritius Country Quiz | 0 | - | 4.84 | 22,171 |
| Seychelles Country Quiz | 0 | - | 4.91 | 21,784 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,924 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,031 |
| Liberia Country Quiz | 0 | - | 4.85 | 21,797 |
