| Regions of New Zealand | 0 | - | 4.85 | 28,248 |
| Australian Capitals | 0 | - | 4.92 | 62,603 |
| Australian Slang | 0 | - | 4.25 | 28,496 |
| Australia True or False | 0 | - | 4.87 | 56,551 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 26,962 |
| Australia Country Quiz | 0 | - | 4.43 | 69,338 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,686 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,706 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,292 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 47,762 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 68,669 |
| Official European Union Languages | 0 | - | 4.97 | 237,131 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,004 |
| Europe Map Quiz | 0 | - | 5.00 | 4,735,140 |
| Elemental Words | 0 | - | 4.96 | 52,031 |
| Africa Map Quiz | 0 | - | 5.00 | 2,105,925 |
| Oceania Map Quiz | 0 | - | 4.98 | 636,216 |
| Word Chain - Australia | 0 | - | 4.37 | 38,027 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,588 |
| American to British Word Translation | 0 | - | 4.12 | 135,930 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,441,919 |
| Asia Map Quiz | 0 | - | 4.99 | 908,022 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 704,746 |
| Countries of Africa | 0 | - | 5.00 | 2,511,424 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,918 |
| African East Coast | 0 | - | 4.96 | 95,169 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,042 |
| Oceania Geography Quiz | 0 | - | 4.55 | 21,987 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,931 |
| Australia Map Quiz | 0 | - | 4.94 | 342,713 |
| United States Map Quiz | 0 | - | 4.98 | 4,143,722 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,536 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,387 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,323 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,269 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,591 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,583 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,761 |
| The Only European Country ... | 0 | - | 4.91 | 214,173 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,779 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,597 |
| British Spellings | 0 | - | 4.07 | 99,278 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,618 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,376,811 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,621 |
| Country Name Etymologies #1 | 0 | - | 4.97 | 158,250 |
| Country Name Etymologies #2 | 0 | - | 4.96 | 86,053 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,484 |
| Flags of Africa Quiz | 0 | - | 5.00 | 464,295 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,779 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,660 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,392 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,584 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,306 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,675 |
| African Island Countries | 0 | - | 4.96 | 100,888 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,877 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,638 |
| Australian States and Territories | 0 | - | 4.96 | 141,030 |
| Famous Australians by Description | 0 | - | 4.23 | 27,680 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,045 |
| Flags of North and South America | 0 | - | 4.99 | 368,165 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,205 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,260 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,376 |
| South America Map Quiz | 0 | - | 5.00 | 1,542,060 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,013,290 |
| North America Map Quiz | 0 | - | 4.98 | 244,950 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,418 |
| Canada Provinces and Territories | 0 | - | 5.00 | 338,482 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 636,492 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,708 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,548 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,256 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,228,909 |
| Celtic Nations | 0 | - | 4.69 | 46,836 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,320,936 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,822 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,410 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,621 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,566 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 86,930 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 308,109 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 168,401 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,386 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,308 |
| Slavic Countries | 0 | - | 4.96 | 110,963 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,079 |
| British to American Word Translation | 0 | - | 3.75 | 254,661 |
| British Foods by Description | 0 | - | 3.94 | 48,267 |
| British and American Word Differences | 0 | - | 2.65 | 46,730 |
| Counties of England | 0 | - | 4.97 | 790,091 |
| Flags of Asia Quiz | 0 | - | 4.99 | 606,526 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,426 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,901 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,503 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,351 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,892 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,616 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,786 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 228,981 |
| Countries of the Middle East | 0 | - | 4.96 | 199,176 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,277 |
| Japanese Loanwords | 0 | - | 4.47 | 84,388 |
| States of India | 0 | - | 4.94 | 190,638 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,205 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,030 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,295 |
| The Only African Country ... | 0 | - | 4.98 | 128,438 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,816 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,166 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 319,557 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,447 |
| Flags of Oceania | 0 | - | 5.00 | 255,756 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,528 |
| The Only American Country ... | 0 | - | 4.92 | 120,862 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,426 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,382 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,051 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,103 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 93,965 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,130 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,024 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,470 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,954 |
| American Legal Vocabulary | 0 | - | 4.40 | 33,803 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,154 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,554 |
| US States Quiz | 0 | - | 5.00 | 16,722,891 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,437 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,447 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,116 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,534 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,034 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,316 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,192 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,913 |
| Monarchies of Europe | 0 | - | 4.90 | 97,425 |
| European Countries with One Border | 0 | - | 4.97 | 181,763 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,658 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,087 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,401 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,285 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,355 |
| German Loan Words | 0 | - | 4.27 | 135,497 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,859 |
| States of Germany | 0 | - | 4.96 | 150,383 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,128 |
| Regions of Italy | 0 | - | 4.92 | 74,867 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,918 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,520 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,419 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,501 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,123 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,265 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,563 |
| Champions League Winners | 0 | - | 4.92 | 997,546 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,073 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,171 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,472 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,024 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,525 |
| Monarchies of Asia | 0 | - | 4.97 | 70,659 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,479 |
| Provinces of Turkey | 0 | - | 4.95 | 201,849 |
| Provinces of China | 0 | - | 4.97 | 200,659 |
| Japanese Prefectures | 0 | - | 4.98 | 134,901 |
| Five Countries by a Single Word by Continent | 0 | - | 4.91 | 77,362 |
| Obfuscations of Movie Titles #1 | 0 | - | 4.93 | 61,789 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,294 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,026 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,759 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 92,840 |
| Kazakhstan Country Quiz | 0 | - | 4.83 | 34,814 |
| Bhutan Country Quiz | 0 | - | 4.87 | 24,064 |
| States of India Map Quiz | 0 | - | 4.82 | 26,095 |
| Countries Bordering India | 0 | - | 4.98 | 162,664 |
| Countries Closest to India | 0 | - | 4.97 | 102,262 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,820 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,404 |
| African Great Lakes | 0 | - | 4.82 | 65,310 |
| Every African Country Shape | 0 | - | 4.90 | 86,262 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,937 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,227 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,441 |
| Name a Valid African Country | 0 | - | 4.98 | 153,074 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,537 |
| Djibouti Country Quiz | 0 | - | 4.81 | 21,559 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,584 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,570 |
| Mauritius Country Quiz | 0 | - | 4.84 | 22,123 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,845 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 69,955 |
| Liberia Country Quiz | 0 | - | 4.85 | 21,745 |
| Mali Country Quiz | 0 | - | 4.84 | 24,639 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,106 |
| Botswana Country Quiz | 0 | - | 4.90 | 22,384 |
| Lesotho Country Quiz | 0 | - | 4.82 | 20,442 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,329 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,779 |
