| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 63,861 |
| Pixelated United States Map | 0 | - | 4.90 | 83,071 |
| US States with an Empty Map | 0 | - | 5.00 | 560,034 |
| US States Quiz | 0 | - | 5.00 | 14,910,268 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.96 | 279,160 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.97 | 342,207 |
| Most-Visited U.S. Cities | 0 | - | 4.87 | 74,185 |
| Total United States Immigration by Country | 0 | - | 4.89 | 97,596 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.94 | 187,589 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.84 | 55,461 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 94,607 |
| Countries that Visit the United States the Most | 0 | - | 4.95 | 79,742 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 101,472 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 97,312 |
| 10 Southernmost U.S. States | 0 | - | 4.85 | 100,355 |
| U.S. States with Short Names | 0 | - | 4.87 | 131,427 |
| U.S. States that Start with M | 0 | - | 4.91 | 151,998 |
| U.S. States By Population | 0 | - | 4.90 | 131,063 |
| U.S. States that Start with N | 0 | - | 4.95 | 156,536 |
| U.S. States with Longest Names | 0 | - | 4.84 | 36,572 |
| U.S. States with a Unique First Letter | 0 | - | 4.95 | 78,586 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 58,789 |
| The Only Remaining U.S. State . . . | 0 | - | 4.94 | 56,738 |
| Top 10 Least Populous U.S. States | 0 | - | 4.93 | 174,258 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 151,217 |
| Most Guessed U.S. Cities | 0 | - | 4.90 | 92,370 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 62,209 |
| US State Capitals Quiz - No Hints | 0 | - | 4.97 | 80,474 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.88 | 44,718 |
| The Only American Country ... | 0 | - | 4.94 | 110,845 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 125,642 |
| Countries that Beat the United States | 0 | - | 4.92 | 147,292 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 90,443 |
| 10 Longest Rivers in the United States | 0 | - | 4.82 | 35,291 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 73,929 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 72,396 |
| Louisiana Purchase with a Map | 0 | - | 4.95 | 36,971 |
| U.S. States or European Countries by Population | 0 | - | 4.98 | 116,938 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.72 | 36,858 |
| Hawaiian Islands Map Quiz | 0 | - | 4.88 | 21,183 |
| Capitals of Canadian Provinces | 0 | - | 4.86 | 74,201 |
| U.S. State Capitals Map Quiz | 0 | - | 4.91 | 127,184 |
| Mexico States Map Quiz | 0 | - | 4.84 | 91,498 |
| States of Mexico | 0 | - | 4.94 | 143,727 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.91 | 41,276 |
| Name a Valid U.S. State #1 | 0 | - | 4.95 | 186,676 |
| Top 10 Coldest U.S. States | 0 | - | 4.91 | 101,266 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 101,786 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 89,183 |
| Top 10 Most Native American U.S. States | 0 | - | 4.84 | 72,094 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 57,344 |
| Name a Valid U.S. State Capital | 0 | - | 4.82 | 49,916 |
| United States Map Quiz | 0 | - | 4.98 | 3,923,698 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.82 | 53,356 |
| Countries Closest to Canada | 0 | - | 4.90 | 185,563 |
| Cities on Route 66 on a Map | 0 | - | 4.52 | 29,342 |
| Canada or Africa by Area | 0 | - | 4.81 | 14,202 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.94 | 94,834 |
| 1M Cities by Proximity - United States | 0 | - | 4.50 | 138,313 |
| Countries with American Expatriates | 0 | - | 4.58 | 41,078 |
| Countries that Beat Canada | 0 | - | 4.91 | 78,850 |
| United States Country Quiz | 0 | - | 4.44 | 90,259 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 38,516 |
| Busiest Air Routes from the U.S. | 0 | - | 4.47 | 72,931 |
| U.S. National Parks Quiz | 0 | - | 4.78 | 47,369 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 118,251 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.96 | 37,208 |
| Top Asian Languages on a Map | 0 | - | 4.94 | 61,570 |
| Top African Languages on a Map | 0 | - | 4.92 | 54,943 |
| South America Capitals Quiz | 0 | - | 5.00 | 430,936 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.58 | 131,164 |
| Random U.S. City to State | 0 | - | 4.44 | 66,378 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 101,721 |
| The Only African Country ... | 0 | - | 4.99 | 120,441 |
| African Countries by a Single Clue | 0 | - | 4.92 | 63,992 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 199,489 |
| Belize Country Quiz | 0 | - | 4.88 | 18,964 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 17,266 |
| Flags of North and South America Quiz | 0 | - | 4.99 | 313,787 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 66,044 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.94 | 21,206 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 26,125 |
| U.S. State Border Crossings | 0 | - | 4.96 | 82,720 |
| 10 Closest Megacities to New York City | 0 | - | 4.51 | 64,528 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.84 | 34,292 |
| Pixelated Africa Map | 0 | - | 4.98 | 89,083 |
| Pixelated Asia Map | 0 | - | 4.90 | 64,034 |
| Pixelated Europe Map | 0 | - | 4.90 | 110,483 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 135,155 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 63,988 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.94 | 50,528 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.97 | 59,752 |
| New England States | 0 | - | 4.52 | 52,522 |
| US States by Land Area | 0 | - | 4.54 | 48,807 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 36,361 |
| Add a Letter - Make a U.S. State | 0 | - | 4.75 | 77,054 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 51,476 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.78 | 37,547 |
| Save Americans by Guessing U.S. States | 0 | - | 4.57 | 153,080 |
| 10 Easternmost U.S. States | 0 | - | 4.54 | 53,240 |
| The Only U.S. State ... #1 | 0 | - | 4.55 | 83,014 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.47 | 40,766 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.46 | 65,281 |
| Speed Capital to U.S. State | 0 | - | 4.44 | 107,194 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.53 | 37,372 |
| Boroughs of New York City | 0 | - | 4.45 | 77,695 |
| Europe Map Quiz | 0 | - | 5.00 | 4,332,436 |
| U.S. States with the Longest International Borders | 0 | - | 4.81 | 41,836 |
| Longest U.S. State Borders | 0 | - | 4.65 | 34,703 |
| U.S. States with the Fewest Borders | 0 | - | 4.75 | 106,354 |
| U.S. States with the Most Borders | 0 | - | 4.56 | 61,178 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.76 | 33,556 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.69 | 60,392 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.75 | 54,258 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.76 | 53,116 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 58,460 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.54 | 31,859 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 49,457 |
| U.S Cities by African-American Population | 0 | - | 4.40 | 83,197 |
| Important Places in U.S. History | 0 | - | 4.23 | 36,511 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 96,198 |
| All Cities in Canada on a Map | 0 | - | 4.50 | 13,628 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.36 | 235,433 |
| U.S. Suburbs Quiz | 0 | - | 4.45 | 17,637 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 82,419 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 92,974 |
| Biggest Trading Partners - US | 0 | - | 4.63 | 102,157 |
| Dominica Country Quiz | 0 | - | 4.83 | 17,985 |
| Brazil States Map Quiz | 0 | - | 4.84 | 40,348 |
| Largest United States Airlines | 0 | - | 4.38 | 52,264 |
| States of Brazil | 0 | - | 4.97 | 70,171 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 94,698 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 101,591 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 249,310 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.44 | 47,831 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.52 | 34,293 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 70,055 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 44,502 |
| U.S. State Superlatives #1 | 0 | - | 4.46 | 75,765 |
| U.S. State Superlatives #2 | 0 | - | 4.51 | 37,534 |
| U.S. States with the Highest Population Density | 0 | - | 4.46 | 66,839 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.54 | 60,950 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.79 | 58,952 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 39,557 |
| American Geography Quiz for Dummies | 0 | - | 4.33 | 53,347 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 142,913 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 70,438 |
| 500 Biggest US Cities | 0 | - | 4.88 | 99,983 |
| South American Cities on the Map | 0 | - | 4.55 | 33,340 |
| ALL California Cities | 0 | - | 4.36 | 39,492 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.39 | 37,415 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 117,176 |
| Top 10 American Countries by Coastline | 0 | - | 4.95 | 83,762 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.88 | 69,147 |
| Colombia Country Quiz | 0 | - | 4.89 | 35,538 |
| Canada Country Quiz | 0 | - | 4.54 | 122,322 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,352,535 |
| Oceania Map Quiz | 0 | - | 4.98 | 573,542 |
| Africa Map Quiz | 0 | - | 5.00 | 1,953,889 |
| Asia Map Quiz | 0 | - | 4.99 | 795,464 |
| Canada Cities Map Quiz | 0 | - | 4.55 | 110,076 |
| U.S. Cities by Picture #1 | 0 | - | 4.37 | 31,971 |
| Cities by Picture #2 | 0 | - | 4.22 | 32,619 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 390,351 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.34 | 71,172 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.49 | 20,579 |
| Flyover States | 0 | - | 4.51 | 28,121 |
| 10 Northernmost U.S. States | 0 | - | 4.89 | 74,494 |
| U.S. States With Double Letters | 0 | - | 4.68 | 19,705 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.30 | 58,177 |
| U.S. States by Borders | 0 | - | 4.56 | 26,526 |
| 50 States, 50 Cities - Easy Version | 0 | - | 4.38 | 121,379 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 146,401 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 168,506 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.85 | 99,584 |
| Top 10 Least Obese U.S. States | 0 | - | 4.81 | 69,020 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,540,964 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.18 | 121,538 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.06 | 56,446 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.55 | 30,351 |
| U.S State Capitals on the Sea | 0 | - | 4.52 | 25,151 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.49 | 29,267 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 34,694 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.65 | 32,465 |
| Countries Bordering Brazil | 0 | - | 4.96 | 124,545 |
| Most-Visited Countries by Canadians | 0 | - | 4.79 | 38,003 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 45,629 |
| Mexico Country Quiz | 0 | - | 4.48 | 66,979 |
| Top 10 Richest U.S. States by Median Income | 0 | - | 4.47 | 103,797 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 19,818 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.60 | 31,235 |
| U.S. States with the Lowest HDI | 0 | - | 4.46 | 27,595 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 37,574 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.47 | 35,490 |
| Which U.S. State - Multiple Choice | 0 | - | 4.45 | 19,078 |
| Movies by State Quiz | 0 | - | 4.23 | 39,470 |
| Top 10 Least-Forested U.S. States | 0 | - | 4.49 | 35,293 |
| Geography of California | 0 | - | 4.23 | 9,722 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 375,910 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.91 | 29,929 |
