| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,879 |
| Flags of North and South America | 0 | - | 4.99 | 378,607 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,684 |
| Countries Closest to Canada | 0 | - | 4.91 | 199,748 |
| Pixelated United States Map | 0 | - | 4.89 | 95,053 |
| US States Quiz | 0 | - | 5.00 | 17,035,333 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,427 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,575 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,634 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 247,299 |
| Mexico States Map Quiz | 0 | - | 4.85 | 105,857 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,642 |
| States of Mexico | 0 | - | 4.96 | 178,976 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 369,001 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 336,631 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,847 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,682 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,908 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 119,273 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 112,508 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 114,517 |
| U.S. States with Short Names | 0 | - | 4.91 | 150,605 |
| U.S. States that Start with M | 0 | - | 4.94 | 188,676 |
| U.S. States By Population | 0 | - | 4.92 | 154,323 |
| U.S. States that Start with N | 0 | - | 4.95 | 172,453 |
| U.S. States with Longest Names | 0 | - | 4.85 | 45,026 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,626 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 66,266 |
| US States with an Empty Map | 0 | - | 5.00 | 629,975 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,262,864 |
| Flags of Asia Quiz | 0 | - | 4.99 | 622,625 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,906 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 178,899 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,297 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,689 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,885 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,393 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,478 |
| Countries that Beat the United States | 0 | - | 4.93 | 169,030 |
| Canada Country Quiz | 0 | - | 4.55 | 133,239 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 645,736 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,967 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,304 |
| Canada Cities Map Quiz | 0 | - | 4.64 | 124,739 |
| Flags of Africa Quiz | 0 | - | 5.00 | 479,779 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,632 |
| 10 Longest Rivers in the United States | 0 | - | 4.86 | 39,486 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 83,148 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 97,493 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,514 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 134,715 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,997 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 151,485 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 211,001 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 126,124 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,785 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,496 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 93,069 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,311 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,834 |
| The Only American Country ... | 0 | - | 4.92 | 122,419 |
| Belize Country Quiz | 0 | - | 4.85 | 21,137 |
| Flags of Oceania | 0 | - | 5.00 | 263,776 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,995 |
| Pixelated Africa Map | 0 | - | 4.98 | 101,063 |
| Pixelated Asia Map | 0 | - | 4.91 | 73,989 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,739 |
| Europe Map Quiz | 0 | - | 5.00 | 4,795,871 |
| O Canada Lyrics | 0 | - | 4.47 | 51,096 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 93,022 |
| Canada or Africa by Area | 0 | - | 4.78 | 18,646 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,785 |
| Flags of the Mediterranean | 0 | - | 4.95 | 149,619 |
| States of Brazil | 0 | - | 4.98 | 90,173 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.93 | 55,117 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,243 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 160,310 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 48,258 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 85,096 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,683 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 118,549 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 63,109 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,681 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 152,039 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,312 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,804 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,705 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,686 |
| Countries by Road Signs | 0 | - | 4.98 | 54,507 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.92 | 95,828 |
| Colombia Country Quiz | 0 | - | 4.90 | 41,087 |
| United States Country Quiz | 0 | - | 4.43 | 102,410 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,453,838 |
| Oceania Map Quiz | 0 | - | 4.98 | 660,945 |
| Africa Map Quiz | 0 | - | 5.00 | 2,131,679 |
| Asia Map Quiz | 0 | - | 4.99 | 927,385 |
| U.S. Cities by Picture #1 | 0 | - | 4.36 | 34,773 |
| Cities by Picture #2 | 0 | - | 4.19 | 35,344 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 60,278 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 77,125 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 431,638 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,701,441 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 139,131 |
| Random U.S. City to State | 0 | - | 4.45 | 77,084 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,243 |
| Canada by Picture | 0 | - | 4.26 | 19,343 |
| Countries Bordering Brazil | 0 | - | 4.96 | 132,400 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 50,011 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 210,841 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,864 |
| Ontario Cities Map Quiz | 0 | - | 4.64 | 19,582 |
| U.S. Geography by Letter - B | 0 | - | 4.54 | 70,188 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 58,663 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,579 |
| New England States | 0 | - | 4.51 | 59,917 |
| U.S. States by Land Area | 0 | - | 4.55 | 53,136 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 38,143 |
| Add a Letter - Make a U.S. State | 0 | - | 4.70 | 83,265 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 56,359 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.75 | 41,204 |
| U.S. States by Borders | 0 | - | 4.61 | 35,524 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,736 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 102,423 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,495 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,392 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,523 |
| Africa Capitals Quiz | 0 | - | 4.99 | 745,654 |
| Asia Capitals Quiz | 0 | - | 4.98 | 700,583 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 114,702 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,204 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,922 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,827 |
| Boroughs of New York City | 0 | - | 4.47 | 85,465 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,420 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,336 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,643 |
| The Only European Country ... | 0 | - | 4.91 | 219,838 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,545 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,961 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 93,015 |
| Random European Flag to Country | 0 | - | 4.90 | 184,592 |
| Random African Flag to Country | 0 | - | 4.87 | 75,788 |
| Countries of Africa | 0 | - | 5.00 | 2,567,057 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,828 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,868 |
| Jamaica Country Quiz | 0 | - | 4.59 | 35,278 |
| El Salvador Country Quiz | 0 | - | 4.63 | 31,970 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 32,414 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,388,386 |
| United States Map Quiz | 0 | - | 4.98 | 4,174,593 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,680 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 100,281 |
| Western Africa Map Quiz | 0 | - | 4.98 | 74,880 |
| Australia Map Quiz | 0 | - | 4.95 | 346,660 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,755 |
| U.S. States by Picture #1 | 0 | - | 4.21 | 15,530 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,998 |
| Longest U.S. State Borders | 0 | - | 4.69 | 40,224 |
| U.S. States with the Fewest Borders | 0 | - | 4.78 | 114,607 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,389 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.64 | 66,197 |
| African East Coast | 0 | - | 4.96 | 96,990 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,708 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.70 | 61,626 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 68,004 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,588 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,858 |
| U.S. License Plates Picture Quiz | 0 | - | 4.61 | 53,215 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,885 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,776 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,461 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,957 |
| Europe Capital to Country | 0 | - | 4.99 | 252,758 |
| Asia Capital to Country | 0 | - | 4.96 | 127,764 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,415 |
| European Capitals by Map | 0 | - | 4.99 | 142,772 |
| African Capitals by Map | 0 | - | 4.99 | 142,756 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.34 | 247,256 |
| Asian Capitals by Map | 0 | - | 4.98 | 64,195 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 93,214 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,466 |
| European Coastal Capitals | 0 | - | 4.95 | 91,571 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,305 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 273,565 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 226,914 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,274 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,456 |
| Which City in Canada? | 0 | - | 4.83 | 57,444 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,337,887 |
| World Map without 12 Countries | 0 | - | 4.97 | 346,644 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,502 |
| Countries of the Middle East | 0 | - | 4.96 | 203,414 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 147,169 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 83,317 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,366 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,464 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 146,777 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 117,764 |
| Flags with the Most Stars | 0 | - | 4.91 | 138,357 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 63,443 |
