| Australian Capitals | 0 | - | 4.92 | 62,596 |
| Australia True or False | 0 | - | 4.87 | 56,528 |
| Australia Country Quiz | 0 | - | 4.43 | 69,304 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,514 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 26,938 |
| Regions of New Zealand | 0 | - | 4.85 | 28,204 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,627 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,187 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 68,611 |
| Official European Union Languages | 0 | - | 4.97 | 236,998 |
| European Countries in their Native Language | 0 | - | 4.99 | 156,735 |
| Europe Map Quiz | 0 | - | 5.00 | 4,733,003 |
| Africa Map Quiz | 0 | - | 5.00 | 2,104,985 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,670 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 47,730 |
| Celtic Nations | 0 | - | 4.69 | 46,820 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,408 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,441,295 |
| Asia Map Quiz | 0 | - | 4.99 | 907,496 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,864 |
| African East Coast | 0 | - | 4.96 | 95,098 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,990 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,831 |
| Word Chain - Australia | 0 | - | 4.37 | 38,017 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,250 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,238 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,114 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,558 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,670 |
| The Only European Country ... | 0 | - | 4.91 | 213,992 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,654 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,577 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,536 |
| Countries of Africa | 0 | - | 5.00 | 2,509,447 |
| Australia Map Quiz | 0 | - | 4.94 | 342,598 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,439 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,376,399 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,182 |
| Oceania Geography Quiz | 0 | - | 4.55 | 21,984 |
| United States Map Quiz | 0 | - | 4.98 | 4,142,717 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,249 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,457 |
| Flags of Africa Quiz | 0 | - | 5.00 | 463,807 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,690 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,624 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,327 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,531 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,207 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,532 |
| African Island Countries | 0 | - | 4.96 | 100,836 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,749 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,634 |
| Australian States and Territories | 0 | - | 4.96 | 140,962 |
| Famous Australians by Description | 0 | - | 4.23 | 27,639 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,033 |
| Australian Slang | 0 | - | 4.25 | 28,490 |
| Flags of North and South America | 0 | - | 4.99 | 367,714 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,170 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,200 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,300 |
| South America Map Quiz | 0 | - | 5.00 | 1,541,591 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,012,361 |
| North America Map Quiz | 0 | - | 4.98 | 244,655 |
| Third Most Common Language by U.S. State | 0 | - | 4.89 | 113,390 |
| Canada Provinces and Territories | 0 | - | 5.00 | 338,126 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 636,213 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,658 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,514 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,227,676 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,320,412 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,748 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,342 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,464 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,507 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 86,890 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,171 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,965 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 168,072 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,317 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,241 |
| Slavic Countries | 0 | - | 4.96 | 110,904 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,056 |
| Counties of England | 0 | - | 4.97 | 789,636 |
| Flags of Asia Quiz | 0 | - | 4.99 | 605,979 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,392 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,838 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,462 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,297 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,800 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,551 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,735 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 228,853 |
| Countries of the Middle East | 0 | - | 4.96 | 199,048 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,261 |
| States of India | 0 | - | 4.94 | 190,442 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,016 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,274 |
| The Only African Country ... | 0 | - | 4.99 | 128,397 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,793 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,120 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 319,425 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,144 |
| Flags of Oceania | 0 | - | 5.00 | 255,447 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,474 |
| The Only American Country ... | 0 | - | 4.92 | 120,807 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,387 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,363 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,030 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 93,935 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,047 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,987 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,401 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,905 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,110 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,526 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,394 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,365 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,076 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,456 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,950 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,268 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,860 |
| Monarchies of Europe | 0 | - | 4.90 | 97,368 |
| European Countries with One Border | 0 | - | 4.97 | 181,691 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,592 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,015 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,132 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,248 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,268 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,774 |
| States of Germany | 0 | - | 4.96 | 150,200 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,072 |
| Regions of Italy | 0 | - | 4.92 | 74,795 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,869 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,435 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,251 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,071 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,167 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,535 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,017 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,098 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,414 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,881 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,468 |
| Monarchies of Asia | 0 | - | 4.97 | 70,621 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,452 |
| Provinces of Turkey | 0 | - | 4.95 | 201,382 |
| Provinces of China | 0 | - | 4.97 | 200,298 |
| Japanese Prefectures | 0 | - | 4.98 | 134,716 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,029 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,931 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,095 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,456 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,605 |
| Word Scramble - European Countries | 0 | - | 4.70 | 141,030 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 113,140 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,805 |
| Slavic Languages | 0 | - | 4.67 | 54,005 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,440 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,261 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,281 |
| Champions League Winners | 0 | - | 4.92 | 996,928 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.39 | 32,437 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,186 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 108,231 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 273,181 |
| The Only Remaining Asian Country . . . | 0 | - | 4.69 | 45,473 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,292 |
| China's Territorial Disputes | 0 | - | 4.44 | 35,465 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,252 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 105,960 |
| Kazakhstan Country Quiz | 0 | - | 4.82 | 33,760 |
| States of India Map Quiz | 0 | - | 4.82 | 26,063 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,801 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,367 |
| African Great Lakes | 0 | - | 4.82 | 65,230 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,900 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,403 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,506 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,831 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,069 |
| Palau Country Quiz | 0 | - | 4.89 | 22,852 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,238 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,539 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,232 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,303 |
| Tonga Country Quiz | 0 | - | 4.82 | 20,363 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,130 |
| States of Mexico | 0 | - | 4.95 | 173,463 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,856 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,205 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,023 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,417 |
| States of Brazil | 0 | - | 4.98 | 86,459 |
| Central American Countries | 0 | - | 4.98 | 155,119 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 146,040 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,127 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,696 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,242 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,083 |
