| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,848 |
| Flags of North and South America | 0 | - | 4.99 | 371,403 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,235 |
| Countries Closest to Canada | 0 | - | 4.91 | 197,929 |
| Pixelated United States Map | 0 | - | 4.87 | 93,995 |
| US States Quiz | 0 | - | 5.00 | 16,815,476 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,347 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,431 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,235 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 242,927 |
| Mexico States Map Quiz | 0 | - | 4.85 | 104,375 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,720 |
| States of Mexico | 0 | - | 4.95 | 175,304 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,441 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 330,654 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 109,245 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,443 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,079 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,572 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,081 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 113,103 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,609 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,854 |
| U.S. States By Population | 0 | - | 4.92 | 152,941 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,101 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,279 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,069 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,403 |
| US States with an Empty Map | 0 | - | 5.00 | 622,522 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,238,380 |
| Flags of Asia Quiz | 0 | - | 4.99 | 610,692 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,231 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 174,510 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,664 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,562 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,973 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,044 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,052 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,423 |
| Canada Country Quiz | 0 | - | 4.54 | 132,253 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 638,693 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,916 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,153 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 124,017 |
| Flags of Africa Quiz | 0 | - | 5.00 | 468,396 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,534 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,063 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,304 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,618 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,297 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,786 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,099 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,377 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 208,272 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,385 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,289 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,787 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,728 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,782 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,859 |
| The Only American Country ... | 0 | - | 4.92 | 121,324 |
| Belize Country Quiz | 0 | - | 4.85 | 20,918 |
| Flags of Oceania | 0 | - | 5.00 | 257,770 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,787 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,574 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,941 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,417 |
| Europe Map Quiz | 0 | - | 5.00 | 4,752,437 |
| O Canada Lyrics | 0 | - | 4.47 | 50,907 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,627 |
| Canada or Africa by Area | 0 | - | 4.77 | 18,252 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,789 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,191 |
| States of Brazil | 0 | - | 4.97 | 87,434 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,534 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,919 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,965 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,147 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,467 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,339 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,971 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,219 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 150,310 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,834 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,120 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,543 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,299 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 82,921 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,597 |
| United States Country Quiz | 0 | - | 4.43 | 101,230 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,445,591 |
| Oceania Map Quiz | 0 | - | 4.98 | 639,837 |
| Africa Map Quiz | 0 | - | 5.00 | 2,113,341 |
| Asia Map Quiz | 0 | - | 4.99 | 913,292 |
| U.S. Cities by Picture #1 | 0 | - | 4.36 | 34,484 |
| Cities by Picture #2 | 0 | - | 4.19 | 35,060 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,866 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,803 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,189 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,685,359 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,178 |
| Random U.S. City to State | 0 | - | 4.45 | 75,967 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,564 |
| Canada by Picture | 0 | - | 4.25 | 18,697 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,401 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,477 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 208,732 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,284 |
| Ontario Cities Map Quiz | 0 | - | 4.64 | 19,436 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,066 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 52,544 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,284 |
| New England States | 0 | - | 4.51 | 59,773 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,716 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,972 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,644 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 55,893 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,847 |
| U.S. States by Borders | 0 | - | 4.61 | 35,241 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,405 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,911 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,132 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,046 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,362 |
| Africa Capitals Quiz | 0 | - | 4.99 | 735,105 |
| Asia Capitals Quiz | 0 | - | 4.98 | 690,432 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,818 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,995 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,737 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,630 |
| Boroughs of New York City | 0 | - | 4.47 | 84,438 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,337 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,487 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,652 |
| The Only European Country ... | 0 | - | 4.91 | 215,745 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,548 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,612 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,539 |
| Random European Flag to Country | 0 | - | 4.89 | 181,825 |
| Random African Flag to Country | 0 | - | 4.88 | 74,625 |
| Countries of Africa | 0 | - | 5.00 | 2,527,457 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,394 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,520 |
| Jamaica Country Quiz | 0 | - | 4.58 | 35,011 |
| El Salvador Country Quiz | 0 | - | 4.63 | 31,643 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 32,100 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,380,357 |
| United States Map Quiz | 0 | - | 4.98 | 4,151,440 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,394 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 98,488 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,535 |
| Australia Map Quiz | 0 | - | 4.95 | 343,651 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,743 |
| U.S. States by Picture #1 | 0 | - | 4.21 | 15,407 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,729 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,678 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 113,347 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,276 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,674 |
| African East Coast | 0 | - | 4.96 | 95,723 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,421 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,132 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,845 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,456 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,723 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,833 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,852 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,296 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,728 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,368 |
| Europe Capital to Country | 0 | - | 4.99 | 249,360 |
| Asia Capital to Country | 0 | - | 4.96 | 126,360 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,443 |
| European Capitals by Map | 0 | - | 4.99 | 138,325 |
| African Capitals by Map | 0 | - | 4.99 | 133,137 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,286 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,946 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,784 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,151 |
| European Coastal Capitals | 0 | - | 4.95 | 90,298 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,445 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 268,850 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,325 |
| Capitals of Mediterranean Countries | 0 | - | 4.96 | 81,685 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,378 |
| Which City in Canada? | 0 | - | 4.82 | 56,927 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,325,315 |
| World Map without 12 Countries | 0 | - | 4.97 | 343,751 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,921 |
| Countries of the Middle East | 0 | - | 4.96 | 200,576 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 145,156 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,301 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,684 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,901 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 144,156 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,445 |
| Flags with the Most Stars | 0 | - | 4.91 | 135,953 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 61,975 |
| Flags that are Red & White Only | 0 | - | 4.97 | 163,875 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,566 |
