| 10 Plagues of Egypt | 0 | - | 4.40 | 52,667 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,695 |
| Every African Country Shape | 0 | - | 4.90 | 86,137 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 71,740 |
| Every Asian Country Shape | 0 | - | 4.95 | 86,720 |
| Modern-Day Countries of the Persian Empire on a Map | 0 | - | 4.98 | 69,225 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,288 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,740 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.98 | 88,462 |
| Africa Flags Map Quiz | 0 | - | 4.94 | 35,947 |
| Eastern Africa Map Quiz | 0 | - | 4.98 | 78,208 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 81,824 |
| Flags of Countries that Border China | 0 | - | 4.94 | 98,554 |
| Random African Countries on a Map | 0 | - | 4.99 | 293,422 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,311 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,633 |
| Random Asian Countries on a Map | 0 | - | 4.90 | 168,809 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 103,865 |
| Random Sequential African Countries on a Map | 0 | - | 5.00 | 126,759 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,490 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 148,977 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,445 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,438 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,135 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,033 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,809 |
| Random Sequential Asian Countries on a Map | 0 | - | 4.99 | 118,291 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,057 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 105,917 |
| Modern Day Countries of the Mughal Empire on a Map | 0 | - | 4.42 | 33,230 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,874 |
| Pixelated United States Map | 0 | - | 4.89 | 93,503 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,655,322 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,283 |
| Every European Country Shape | 0 | - | 4.96 | 200,225 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.87 | 60,382 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,914 |
| Countries of Iberia in History with a Map | 0 | - | 4.87 | 41,148 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 85,521 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,317 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,261 |
| China by Picture | 0 | - | 4.51 | 62,552 |
| Random African Flag to Country | 0 | - | 4.87 | 74,228 |
| Random European Flag to Country | 0 | - | 4.89 | 180,941 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,515 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 102,665 |
| Olympian Gods Quiz | 0 | - | 4.96 | 496,294 |
| Monty Python Quotes | 0 | - | 4.88 | 42,325 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,337 |
| Turkmenistan Country Quiz | 0 | - | 4.81 | 25,701 |
| Random Asian Flag to Country | 0 | - | 4.77 | 112,909 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 74,691 |
| Former Country Flag-Shape Picture Quiz | 0 | - | 4.98 | 86,820 |
| Colonies of Africa with a Map | 0 | - | 4.77 | 53,955 |
| Africa Map with Random Merged Countries | 0 | - | 4.95 | 72,444 |
| Random American Countries on a Map | 0 | - | 4.96 | 98,655 |
| South America Flags Map Quiz | 0 | - | 4.95 | 86,647 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 423,805 |
| First Names of U.S. Presidents | 0 | - | 4.85 | 379,608 |
| Name a Valid U.S. President #1 | 0 | - | 4.89 | 189,887 |
| Play-Doh Presidents | 0 | - | 5.00 | 81,683 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,493 |
| Random European Countries on a Map | 0 | - | 4.97 | 281,998 |
| Countries of Europe After World War II | 0 | - | 4.99 | 186,771 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,376 |
| Countries of the Soviet Union | 0 | - | 4.98 | 193,856 |
| Flags of Countries That Border France | 0 | - | 4.89 | 122,163 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 96,379 |
| States of the Holy Roman Empire in 1356 | 0 | - | 4.97 | 72,493 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,390 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 124,749 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 433,612 |
| The Dictator Files: Saddam Hussein | 0 | - | 4.48 | 15,759 |
| Japan by Picture | 0 | - | 4.45 | 29,045 |
| Countries that Bordered British India with an Empty Map | 0 | - | 4.68 | 55,181 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,557 |
| Shapes of Mediterranean Sea Countries | 0 | - | 4.80 | 55,603 |
| Europe Map Quiz | 0 | - | 5.00 | 4,731,956 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,413 |
| Least Forested Countries in Asia | 0 | - | 4.74 | 64,426 |
| Random Sequential European Countries on a Map | 0 | - | 4.99 | 216,173 |
| Europe Map with Random Merged Countries | 0 | - | 4.97 | 315,775 |
| Save Europeans by Guessing Countries | 0 | - | 4.84 | 209,597 |
| Soviet Union Country Quiz | 0 | - | 4.90 | 80,248 |
| Biggest French Empire Countries | 0 | - | 4.49 | 64,904 |
| Modern Day Countries of Nazi Germany on a Map | 0 | - | 4.97 | 143,211 |
| Figures from Greek Mythology | 0 | - | 4.91 | 184,995 |
| Byzantine History | 0 | - | 4.91 | 28,626 |
| Biggest British Empire Countries | 0 | - | 4.75 | 95,655 |
| Name the James Bond Movies | 0 | - | 4.56 | 157,543 |
| James Bond Trivia | 0 | - | 4.46 | 39,146 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,126 |
| Top 10 Most Forested Countries in Asia | 0 | - | 4.63 | 63,186 |
| Top 10 Richest Countries in Asia | 0 | - | 4.73 | 104,812 |
| The Iraq War | 0 | - | 4.47 | 15,557 |
| Vietnam War Countries | 0 | - | 4.83 | 93,623 |
| Countries of Africa | 0 | - | 5.00 | 2,508,396 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,440 |
| Flags of Africa Quiz | 0 | - | 5.00 | 463,538 |
| Africa Map Quiz | 0 | - | 5.00 | 2,104,601 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,832 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,644 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,593 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,294 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,512 |
| African East Coast | 0 | - | 4.96 | 95,066 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,144 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,947 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,488 |
| African Island Countries | 0 | - | 4.96 | 100,803 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,685 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 32,722 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,424 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,811 |
| Australian States and Territories | 0 | - | 4.96 | 140,924 |
| Australian Capitals | 0 | - | 4.92 | 62,594 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,023 |
| Australia by Picture | 0 | - | 4.41 | 28,438 |
| Australia Map Quiz | 0 | - | 4.94 | 342,522 |
| Australia True or False | 0 | - | 4.87 | 56,514 |
| Flags of North and South America | 0 | - | 4.99 | 367,394 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,162 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,179 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,255 |
| South America Map Quiz | 0 | - | 5.00 | 1,541,351 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,861 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,912 |
| North America Map Quiz | 0 | - | 4.98 | 244,516 |
| Third Most Common Language by U.S. State | 0 | - | 4.89 | 113,382 |
| United States Map Quiz | 0 | - | 4.98 | 4,142,106 |
| U.S. Cities by Picture #1 | 0 | - | 4.37 | 34,357 |
| Cities by Picture #2 | 0 | - | 4.19 | 34,941 |
| U.S. Vice Presidents | 0 | - | 4.41 | 134,952 |
| U.S. Presidential Trivia #1 | 0 | - | 4.45 | 107,961 |
| U.S. Presidents by Event | 0 | - | 4.58 | 33,517 |
| Presidential Actors | 0 | - | 4.36 | 19,067 |
| Losing U.S. Presidential Candidates in History | 0 | - | 4.61 | 93,010 |
| Presidential Middle Names | 0 | - | 4.41 | 59,715 |
| U.S. Presidential Trivia #2 | 0 | - | 4.49 | 52,746 |
| Assassinated U.S. Presidents | 0 | - | 4.63 | 93,829 |
| U.S. Presidents Who Died in Office | 0 | - | 4.77 | 34,748 |
| Ten Least Guessed U.S. Presidents | 0 | - | 4.45 | 38,176 |
| American Founding Fathers | 0 | - | 4.41 | 23,074 |
| The American Revolution | 0 | - | 4.52 | 54,059 |
| Six Flags Over Texas | 0 | - | 4.79 | 63,017 |
| People on Money - United States | 0 | - | 4.31 | 63,207 |
| U.S. History Groups of Two | 0 | - | 4.23 | 44,246 |
| 100 Most Influential Figures in U.S. History | 0 | - | 4.20 | 44,733 |
| Embarrassing Chapters in US History | 0 | - | 4.17 | 32,994 |
| U.S. History Multiple Choice #3 | 0 | - | 4.43 | 24,646 |
| U.S. History for Dummies | 0 | - | 4.47 | 82,488 |
| The American Civil War | 0 | - | 4.62 | 52,164 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,994 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 636,052 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,628 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,179 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,218 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,502 |
| European Countries Ending in "IA" | 0 | - | 4.96 | 67,474 |
| Countries That Use the Euro | 0 | - | 4.96 | 103,039 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,227,073 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 68,589 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,346 |
| Official European Union Languages | 0 | - | 4.97 | 236,712 |
| European Countries in their Native Language | 0 | - | 4.99 | 156,714 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,998 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,547 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,596 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,727 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,305 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,387 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,486 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,257 |
| The Only European Country ... | 0 | - | 4.91 | 213,901 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 86,863 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,879 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,975 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,581 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,283 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,215 |
| Slavic Countries | 0 | - | 4.96 | 110,874 |
| Flags of Countries That Border Russia | 0 | - | 4.70 | 70,181 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,052 |
| Holy Roman Empire Countries | 0 | - | 4.77 | 54,677 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,227 |
| Countries Once Held by Sweden | 0 | - | 4.17 | 34,687 |
| Modern Day Countries of the Portuguese Empire on a Map | 0 | - | 4.56 | 51,268 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 37,026 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,572 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,221 |
| Counties of England | 0 | - | 4.97 | 789,373 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 350,041 |
| Champions League Winners | 0 | - | 4.92 | 996,588 |
| Asia Capitals Quiz | 0 | - | 4.98 | 686,028 |
| Flags of Asia Quiz | 0 | - | 4.99 | 605,715 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,361 |
| Asia Capital to Country | 0 | - | 4.96 | 125,776 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,440,617 |
| Asia Map Quiz | 0 | - | 4.99 | 907,188 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,154 |
