| Brazil States Map Quiz | 0 | - | 4.84 | 40,970 |
| States of Brazil | 0 | - | 4.97 | 71,404 |
| South America Map Quiz | 0 | - | 5.00 | 1,438,424 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 96,067 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.90 | 42,379 |
| Flags of North and South America Quiz | 0 | - | 4.99 | 316,777 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 109,243 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 859,989 |
| States of Mexico | 0 | - | 4.94 | 145,616 |
| Central American Countries | 0 | - | 4.98 | 141,571 |
| Caribbean Countries and Territories | 0 | - | 4.83 | 105,779 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 118,386 |
| Countries Bordering Brazil | 0 | - | 4.96 | 125,147 |
| United States Map Quiz | 0 | - | 4.98 | 3,936,728 |
| Flags of Asia Quiz | 0 | - | 4.99 | 535,896 |
| Flags of Africa Quiz | 0 | - | 4.99 | 397,338 |
| Pixelated Americas Map | 0 | - | 4.42 | 42,846 |
| South American Physical Geography | 0 | - | 4.56 | 17,437 |
| Belize Country Quiz | 0 | - | 4.88 | 19,110 |
| Countries of North America Quiz | 0 | - | 5.00 | 899,140 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 591,642 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,068,743 |
| Pixelated Asia Map | 0 | - | 4.90 | 64,553 |
| Pixelated Africa Map | 0 | - | 4.98 | 89,886 |
| Flags of Oceania | 0 | - | 5.00 | 221,041 |
| The Only American Country ... | 0 | - | 4.94 | 111,698 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 102,434 |
| South America Capitals Quiz | 0 | - | 5.00 | 434,243 |
| Guyana Country Quiz | 0 | - | 4.47 | 20,570 |
| Venezuela Country Quiz | 0 | - | 4.50 | 28,021 |
| Paraguay Country Quiz | 0 | - | 4.50 | 23,036 |
| Bolivia Country Quiz | 0 | - | 4.60 | 24,092 |
| Suriname Country Quiz | 0 | - | 4.59 | 18,103 |
| North American Capitals - Map Quiz | 0 | - | 4.89 | 48,469 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.98 | 49,698 |
| U.S. State Border Crossings | 0 | - | 4.96 | 83,070 |
| U.S. Citizenship Test Questions | 0 | - | 4.86 | 224,467 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 66,594 |
| Cities and Towns of Massachusetts | 0 | - | 4.90 | 62,524 |
| Canada Provinces and Territories | 0 | - | 4.99 | 294,473 |
| Three Band Flags of Europe | 0 | - | 4.97 | 174,593 |
| Pixelated Europe Map | 0 | - | 4.90 | 111,116 |
| Islands of the Galápagos | 0 | - | 4.53 | 4,479 |
| Mexico States Map Quiz | 0 | - | 4.80 | 92,272 |
| South American Cities on the Map | 0 | - | 4.55 | 33,505 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.97 | 343,794 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.84 | 55,971 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 83,161 |
| American Countries With No Atlantic Coastline | 0 | - | 4.90 | 74,107 |
| History of Mexico | 0 | - | 4.57 | 14,104 |
| Word Chain - South America | 0 | - | 4.49 | 22,356 |
| Brazil Country Quiz | 0 | - | 4.57 | 93,703 |
| Total United States Immigration by Country | 0 | - | 4.90 | 98,405 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.93 | 149,800 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.94 | 189,605 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 68,196 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.85 | 22,610 |
| Flags of the Mediterranean | 0 | - | 4.93 | 126,076 |
| Canada or Africa by Area | 0 | - | 4.81 | 14,563 |
| Top 10 American Countries by Coastline | 0 | - | 4.95 | 84,006 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.88 | 70,277 |
| Colombia Country Quiz | 0 | - | 4.89 | 36,025 |
| Jamaica Country Quiz | 0 | - | 4.59 | 32,601 |
| Pixelated United States Map | 0 | - | 4.90 | 83,890 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 95,577 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 80,536 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 102,277 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 98,000 |
| 10 Southernmost U.S. States | 0 | - | 4.86 | 100,964 |
| U.S. States with Short Names | 0 | - | 4.87 | 132,326 |
| U.S. States that Start with M | 0 | - | 4.91 | 152,899 |
| U.S. States By Population | 0 | - | 4.90 | 131,608 |
| U.S. States that Start with N | 0 | - | 4.95 | 157,628 |
| U.S. States with Longest Names | 0 | - | 4.84 | 36,922 |
| 10 Northernmost U.S. States | 0 | - | 4.89 | 74,853 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 59,060 |
| The Only Remaining U.S. State . . . | 0 | - | 4.94 | 57,224 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 147,005 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 168,909 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.85 | 99,936 |
| Top 10 Least Obese U.S. States | 0 | - | 4.81 | 69,453 |
| Countries Closest to Canada | 0 | - | 4.90 | 186,593 |
| European Countries by First 2 Letters | 0 | - | 4.96 | 492,513 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 91,491 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 258,899 |
| African Countries by First 2 Letters | 0 | - | 4.95 | 248,634 |
| Famous People from South America | 0 | - | 4.13 | 19,683 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 45,989 |
| Countries that Beat the United States | 0 | - | 4.92 | 148,422 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 91,218 |
| U.S. States with the Most Immigrants | 0 | - | 4.86 | 74,618 |
| Former Countries by Territory Map | 0 | - | 4.96 | 87,603 |
| Empires by Maps | 0 | - | 4.98 | 97,487 |
| The Americas Geography by Letter - B | 0 | - | 4.50 | 49,195 |
| The Americas Geography by Letter - S | 0 | - | 4.56 | 41,784 |
| Mexican Foods | 0 | - | 4.10 | 13,717 |
| South America A-Z | 0 | - | 4.11 | 10,170 |
| El Salvador Country Quiz | 0 | - | 4.61 | 29,023 |
| Guatemala Country Quiz | 0 | - | 4.62 | 23,134 |
| Honduras Country Quiz | 0 | - | 4.51 | 21,703 |
| Nicaragua Country Quiz | 0 | - | 4.61 | 24,365 |
| Largest Caribbean Islands | 0 | - | 4.03 | 15,553 |
| Saintly Islands of the Caribbean | 0 | - | 4.30 | 22,496 |
| Haiti Country Quiz | 0 | - | 4.76 | 29,860 |
| Barbados Country Quiz | 0 | - | 4.79 | 18,435 |
| Territories of the United States | 0 | - | 4.76 | 49,061 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.79 | 34,752 |
| Most Mentioned Enemies of the USA | 0 | - | 4.79 | 162,293 |
| Major non-NATO U.S. Allies | 0 | - | 4.43 | 34,019 |
| Washington State by Picture | 0 | - | 4.18 | 7,222 |
| Canada Immigration by Country | 0 | - | 4.51 | 58,056 |
| Europe Map Quiz | 0 | - | 5.00 | 4,358,247 |
| Cross Flags of Europe | 0 | - | 4.43 | 262,572 |
| Satellite Images - Europe | 0 | - | 4.44 | 83,102 |
| European Cities by Picture #2 | 0 | - | 4.44 | 35,210 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,356,988 |
| Asia Map Quiz | 0 | - | 4.99 | 802,308 |
| Flags of the Middle East | 0 | - | 4.71 | 59,225 |
| Africa Map Quiz | 0 | - | 5.00 | 1,963,814 |
| Oceania Map Quiz | 0 | - | 4.98 | 577,868 |
| Australian Capitals | 0 | - | 4.92 | 61,142 |
| Largest Virgin Islands | 0 | - | 4.24 | 4,987 |
| Trinidad and Tobago Country Quiz | 0 | - | 4.59 | 20,335 |
| U.S. State Nicknames Quiz | 0 | - | 4.48 | 46,840 |
| U.S. National Parks Quiz | 0 | - | 4.79 | 47,849 |
| Countries with American Expatriates | 0 | - | 4.58 | 41,195 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 38,636 |
| United States Country Quiz | 0 | - | 4.44 | 91,106 |
| Busiest Air Routes from the U.S. | 0 | - | 4.47 | 73,331 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.78 | 58,231 |
| Canada Country Quiz | 0 | - | 4.54 | 123,030 |
| Canada Cities Map Quiz | 0 | - | 4.57 | 110,487 |
| Count to 10 in Europe: Pro | 0 | - | 4.81 | 62,041 |
| Official European Union Languages | 0 | - | 4.98 | 204,266 |
| European Countries in their Native Language | 0 | - | 4.99 | 146,236 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 393,229 |
| Islands by Shape #2 | 0 | - | 4.87 | 45,374 |
| All Country Flags of the World | 0 | - | 5.00 | 3,064,920 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,392,386 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,016,542 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 681,186 |
| Countries that Beat Switzerland | 0 | - | 4.87 | 38,429 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 82,037 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,294,741 |
| Countries of Africa | 0 | - | 5.00 | 2,220,471 |
| African East Coast | 0 | - | 4.97 | 85,972 |
| Western Africa Map Quiz | 0 | - | 4.98 | 62,401 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 41,773 |
| Australia Map Quiz | 0 | - | 4.94 | 323,402 |
| American Countries on the Pacific Coast | 0 | - | 4.81 | 46,837 |
| The Americas Geography by Letter - C | 0 | - | 4.26 | 54,945 |
| The Americas Geography by Letter - A | 0 | - | 4.29 | 42,043 |
| The Americas Geography by Letter - T | 0 | - | 4.23 | 38,744 |
| The Americas Geography by Letter - P | 0 | - | 4.35 | 36,505 |
| The Americas Geography by Letter - M | 0 | - | 4.37 | 36,495 |
| Hispanic Last Names in the U.S. | 0 | - | 4.30 | 52,986 |
| Mexico Country Quiz | 0 | - | 4.48 | 67,413 |
| South American Geography Quiz #2 | 0 | - | 4.66 | 37,397 |
| Argentina Country Quiz | 0 | - | 4.51 | 53,109 |
| Brazil Cities Map Quiz | 0 | - | 4.61 | 34,114 |
| Chile Country Quiz | 0 | - | 4.80 | 36,277 |
| Peru Country Quiz | 0 | - | 4.52 | 44,615 |
| U.S. Federal Holidays | 0 | - | 4.29 | 96,430 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.46 | 13,905 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 199,909 |
| New York City Geography | 0 | - | 4.42 | 23,540 |
| New England States | 0 | - | 4.52 | 52,604 |
| US States by Land Area | 0 | - | 4.54 | 49,017 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 36,471 |
| Add a Letter - Make a U.S. State | 0 | - | 4.75 | 77,415 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 51,780 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.78 | 37,770 |
| 10 Easternmost U.S. States | 0 | - | 4.54 | 53,427 |
| The Only U.S. State ... #1 | 0 | - | 4.55 | 83,341 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.48 | 40,968 |
| U.S. States with the Most Expensive Home Prices | 0 | - | 4.48 | 94,484 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.79 | 56,775 |
| Top 10 Most African-American U.S. States | 0 | - | 4.46 | 61,858 |
| Top 10 Newest U.S. States | 0 | - | 4.80 | 68,709 |
| Top 10 Most Asian U.S. States | 0 | - | 4.79 | 62,296 |
| Top 10 Most Obese U.S. States | 0 | - | 4.53 | 78,808 |
| Top 10 Most-Educated U.S. States | 0 | - | 4.51 | 65,311 |
| U.S. States with the Highest Rates of Homelessness | 0 | - | 4.45 | 48,977 |
| Top 10 Most White U.S. States | 0 | - | 4.53 | 56,565 |
| Top 10 Most German U.S. States | 0 | - | 4.50 | 42,656 |
| Most-Visited Countries by Canadians | 0 | - | 4.79 | 38,089 |
| Canadian Geography on the Map | 0 | - | 4.56 | 24,477 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 197,151 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.93 | 87,409 |
| Countries That Use the Euro | 0 | - | 4.93 | 66,496 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 340,037 |
| Europe Geography Decoder | 0 | - | 4.88 | 64,414 |
| 10 Easternmost Countries in Europe | 0 | - | 4.88 | 95,668 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.83 | 39,359 |
| The Only European Country ... | 0 | - | 4.93 | 183,593 |
| Flags with Crescents | 0 | - | 4.98 | 146,691 |
| Country Flag Trivia | 0 | - | 4.81 | 45,450 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.99 | 78,270 |
| Country Flags with the Union Jack | 0 | - | 4.83 | 57,745 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.82 | 43,320 |
