| Mexico States Map Quiz | 0 | - | 4.84 | 103,687 |
| States of Mexico | 0 | - | 4.95 | 173,062 |
| US States Quiz | 0 | - | 5.00 | 16,681,769 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 424,899 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,104 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,603 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,309 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,542 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,023 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,334 |
| Name the U.S. National Parks | 0 | - | 4.85 | 57,990 |
| States of Brazil | 0 | - | 4.98 | 86,231 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,792 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,077 |
| Mexico Country Quiz | 0 | - | 4.49 | 71,931 |
| Belize Country Quiz | 0 | - | 4.85 | 20,782 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,305 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,590 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,308 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,733 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,254 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,276 |
| Pixelated United States Map | 0 | - | 4.89 | 93,345 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,605 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,236 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,294 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,504 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,779 |
| U.S. States By Population | 0 | - | 4.92 | 152,264 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,271 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,785 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,717 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,792 |
| US States with an Empty Map | 0 | - | 5.00 | 618,228 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,268 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,076 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,728 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,947 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,444 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,828 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,288 |
| Countries Bordering Brazil | 0 | - | 4.96 | 130,942 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,258 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,399 |
| South America Map Quiz | 0 | - | 5.00 | 1,540,408 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 127,963 |
| Flags of North and South America | 0 | - | 4.99 | 365,758 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 100,985 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,771 |
| U.S. States with the Most Immigrants | 0 | - | 4.84 | 81,876 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,562 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,469 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,805 |
| South America Capitals Quiz | 0 | - | 5.00 | 476,870 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,232 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,530 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,474 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,788 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,564 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,568 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 90,954 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,514 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,271 |
| The Only American Country ... | 0 | - | 4.92 | 120,669 |
| European Countries with One Border | 0 | - | 4.97 | 181,479 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 177,988 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,862 |
| Cuba Country Quiz | 0 | - | 4.69 | 51,129 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,322 |
| Jamaica Country Quiz | 0 | - | 4.58 | 34,833 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 31,883 |
| Europe Map Quiz | 0 | - | 5.00 | 4,727,900 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 112,974 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,220 |
| Central American Countries | 0 | - | 4.98 | 154,924 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,011 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,426 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 145,607 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,058 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,140 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,374 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,615 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 40,633 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,326 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,670 |
| South American Cities on the Map | 0 | - | 4.57 | 35,230 |
| 1M Cities by Proximity - United States | 0 | - | 4.55 | 149,613 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,551 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,326 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,458 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,043 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,051 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,616 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,663 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 69,882 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,731 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,185 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,788 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,480 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,025 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,153 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,656 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,281 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,364 |
| Canada Country Quiz | 0 | - | 4.54 | 131,638 |
| United States Country Quiz | 0 | - | 4.43 | 100,479 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,438,318 |
| Oceania Map Quiz | 0 | - | 4.98 | 634,555 |
| Africa Map Quiz | 0 | - | 5.00 | 2,102,944 |
| Asia Map Quiz | 0 | - | 4.99 | 905,997 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,066 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 123,559 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,608 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,579 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,676,245 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,598 |
| Random U.S. City to State | 0 | - | 4.45 | 75,206 |
| Most-Visited Countries by Canadians | 0 | - | 4.77 | 39,106 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 207,691 |
| Brazil Country Quiz | 0 | - | 4.52 | 101,009 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,044 |
| Peru Country Quiz | 0 | - | 4.54 | 48,254 |
| Barbados Country Quiz | 0 | - | 4.78 | 19,633 |
| Chile Country Quiz | 0 | - | 4.75 | 39,693 |
| Nicaragua Country Quiz | 0 | - | 4.62 | 26,338 |
| Panama Country Quiz | 0 | - | 4.61 | 25,583 |
| Dominican Republic Country Quiz | 0 | - | 4.61 | 23,193 |
| Guatemala Country Quiz | 0 | - | 4.63 | 25,185 |
| Honduras Country Quiz | 0 | - | 4.52 | 23,657 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,352 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,174 |
| South American Geography Quiz #1 | 0 | - | 4.73 | 32,455 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,503 |
| U.S. Geography by Letter - S | 0 | - | 4.54 | 52,054 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,184 |
| New England States | 0 | - | 4.51 | 59,698 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,429 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,875 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,263 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.69 | 55,598 |
| U.S. States by Borders | 0 | - | 4.63 | 35,047 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,214 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,092 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 43,967 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,760 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,269 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,493 |
| Asia Capitals Quiz | 0 | - | 4.98 | 684,951 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,464 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,884 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,633 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,490 |
| Boroughs of New York City | 0 | - | 4.47 | 84,064 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,759 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,730 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,357 |
| The Only European Country ... | 0 | - | 4.91 | 213,532 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,861 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,345 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,160 |
| Countries with the Most Borders | 0 | - | 4.97 | 385,205 |
| Countries of Africa | 0 | - | 5.00 | 2,504,891 |
| Which South American Country? | 0 | - | 4.69 | 51,694 |
| Countries of Africa by Borders in 30 Seconds | 0 | - | 4.43 | 354,519 |
| Asian Countries by Borders in 30 Seconds | 0 | - | 4.45 | 412,491 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 95,839 |
| Trinidad and Tobago Country Quiz | 0 | - | 4.61 | 21,999 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,374,972 |
| United States Map Quiz | 0 | - | 4.98 | 4,139,898 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,725 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,333 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,809 |
| Australia Map Quiz | 0 | - | 4.94 | 342,257 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,089 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,549 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,334 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,353 |
| African East Coast | 0 | - | 4.96 | 94,943 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,259 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,011 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,756 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,380 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,653 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,625 |
| O Canada Lyrics | 0 | - | 4.47 | 50,766 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,224,431 |
| Flags of Asia Quiz | 0 | - | 4.99 | 604,627 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,746 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,091 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,182 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 106,772 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,305 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,480 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,254 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,665 |
| Cities in U.S. History #1 | 0 | - | 4.25 | 37,508 |
| Europe Capital to Country | 0 | - | 4.99 | 247,318 |
| Asia Capital to Country | 0 | - | 4.96 | 125,636 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,314 |
| European Capitals by Map | 0 | - | 4.99 | 135,984 |
