| Every U.S. Metro Area on a Map | 0 | - | 4.96 | 76,647 |
| US States with an Empty Map | 0 | - | 5.00 | 599,857 |
| US States Quiz | 0 | - | 5.00 | 16,089,171 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.96 | 313,309 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 358,128 |
| Most-Visited U.S. Cities | 0 | - | 4.88 | 85,983 |
| Total United States Immigration by Country | 0 | - | 4.90 | 106,055 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.96 | 213,192 |
| U.S. National Parks Quiz | 0 | - | 4.82 | 51,951 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 103,486 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 86,984 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 112,354 |
| U.S. States with the Letter Y | 0 | - | 4.84 | 106,269 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 108,391 |
| U.S. States with Short Names | 0 | - | 4.90 | 142,665 |
| U.S. States that Start with M | 0 | - | 4.93 | 180,145 |
| U.S. States By Population | 0 | - | 4.90 | 138,178 |
| U.S. States that Start with N | 0 | - | 4.95 | 165,889 |
| U.S. States with Longest Names | 0 | - | 4.87 | 41,453 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 84,537 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 61,961 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 62,364 |
| Top 10 Least Populous U.S. States | 0 | - | 4.93 | 184,975 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 161,907 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 100,417 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 68,974 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 91,970 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.89 | 46,741 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 141,538 |
| Countries that Beat the United States | 0 | - | 4.93 | 159,767 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 97,396 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 37,608 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 79,204 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 89,447 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 43,540 |
| U.S. States or European Countries by Population | 0 | - | 4.98 | 126,607 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 39,337 |
| Cities on Route 66 on a Map | 0 | - | 4.51 | 31,782 |
| U.S. State Capitals Map Quiz | 0 | - | 4.91 | 137,256 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 200,194 |
| Top 10 Coldest U.S. States | 0 | - | 4.93 | 119,836 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 120,414 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 91,814 |
| Top 10 Most Native American U.S. States | 0 | - | 4.85 | 87,429 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.81 | 60,165 |
| Capitals of Canadian Provinces | 0 | - | 4.87 | 84,929 |
| Mexico States Map Quiz | 0 | - | 4.82 | 99,399 |
| States of Mexico | 0 | - | 4.93 | 161,722 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.91 | 48,549 |
| United States Map Quiz | 0 | - | 4.98 | 4,078,533 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 42,573 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.85 | 58,767 |
| Countries Closest to Canada | 0 | - | 4.90 | 193,346 |
| Countries that Beat Canada | 0 | - | 4.90 | 84,490 |
| Flags of North and South America Quiz | 0 | - | 4.99 | 340,097 |
| U.S Cities by African-American Population | 0 | - | 4.41 | 93,388 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 104,513 |
| 1M Cities by Proximity - United States | 0 | - | 4.55 | 146,430 |
| Countries with American Expatriates | 0 | - | 4.55 | 42,031 |
| United States Country Quiz | 0 | - | 4.45 | 97,020 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 39,587 |
| U.S. Cities by Picture #1 | 0 | - | 4.37 | 33,576 |
| Cities by Picture #2 | 0 | - | 4.18 | 34,243 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.74 | 58,395 |
| Busiest Air Routes from the U.S. | 0 | - | 4.47 | 75,566 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 151,421 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.92 | 45,894 |
| Top Asian Languages on a Map | 0 | - | 4.94 | 67,611 |
| Top African Languages on a Map | 0 | - | 4.92 | 67,010 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.54 | 135,325 |
| Random U.S. City to State | 0 | - | 4.44 | 71,780 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.41 | 39,090 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 40,716 |
| South America Capitals Quiz | 0 | - | 5.00 | 461,946 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 203,413 |
| U.S. Geography by Letter - B | 0 | - | 4.54 | 65,193 |
| U.S. Geography by Letter - S | 0 | - | 4.54 | 49,569 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 66,471 |
| New England States | 0 | - | 4.51 | 59,273 |
| US States by Land Area | 0 | - | 4.56 | 51,242 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,461 |
| Add a Letter - Make a U.S. State | 0 | - | 4.70 | 80,620 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.69 | 54,250 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.78 | 39,672 |
| U.S. States by Borders | 0 | - | 4.61 | 34,228 |
| Save Americans by Guessing U.S. States | 0 | - | 4.53 | 172,615 |
| 10 Easternmost U.S. States | 0 | - | 4.55 | 55,245 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 85,897 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.47 | 42,990 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 67,402 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.91 | 23,102 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 111,729 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,360 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.56 | 35,169 |
| Boroughs of New York City | 0 | - | 4.46 | 81,873 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 107,302 |
| The Only American Country ... | 0 | - | 4.92 | 117,010 |
| Belize Country Quiz | 0 | - | 4.87 | 20,195 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 18,449 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 71,898 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.96 | 24,937 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.91 | 30,348 |
| U.S. State Border Crossings | 0 | - | 4.96 | 87,491 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 44,775 |
| Longest U.S. State Borders | 0 | - | 4.63 | 37,782 |
| U.S. States with the Fewest Borders | 0 | - | 4.78 | 110,890 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 61,914 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.74 | 34,559 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.69 | 63,806 |
| Pixelated Africa Map | 0 | - | 4.98 | 95,148 |
| Pixelated Asia Map | 0 | - | 4.92 | 69,454 |
| Pixelated Europe Map | 0 | - | 4.88 | 117,804 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 144,438 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 71,555 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.97 | 66,688 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.74 | 55,647 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 54,385 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,293 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 37,927 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,265 |
| U.S. License Plates Picture Quiz | 0 | - | 4.61 | 51,538 |
| Important Places in U.S. History | 0 | - | 4.25 | 37,132 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 134,292 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.36 | 243,524 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,047 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 88,376 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 98,272 |
| Dominica Country Quiz | 0 | - | 4.82 | 19,112 |
| Brazil States Map Quiz | 0 | - | 4.84 | 45,025 |
| Europe Map Quiz | 0 | - | 5.00 | 4,606,356 |
| U.S. States by Picture #1 | 0 | - | 4.17 | 15,047 |
| Largest United States Airlines | 0 | - | 4.38 | 53,907 |
| States of Brazil | 0 | - | 4.98 | 80,436 |
| Departments of France | 0 | - | 4.90 | 46,798 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 101,955 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 111,380 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 266,255 |
| American Geography Quiz for Dummies | 0 | - | 4.36 | 56,014 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 154,197 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 76,165 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.92 | 36,959 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.88 | 109,897 |
| U.S. Cities Chain | 0 | - | 4.21 | 33,547 |
| South American Cities on the Map | 0 | - | 4.57 | 34,619 |
| ALL California Cities | 0 | - | 4.35 | 41,720 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.41 | 12,156 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 125,149 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 87,017 |
| Every European Country Shape | 0 | - | 4.95 | 183,080 |
| Every Asian Country Shape | 0 | - | 4.94 | 82,948 |
| Every African Country Shape | 0 | - | 4.91 | 80,883 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 74,219 |
| Biggest Trading Partners - US | 0 | - | 4.63 | 105,197 |
| Colombia Country Quiz | 0 | - | 4.90 | 38,819 |
| Canada Country Quiz | 0 | - | 4.53 | 128,407 |
| Hawaiian Islands Map Quiz | 0 | - | 4.77 | 21,915 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 121,192 |
| U.S. Geography by Letter - C | 0 | - | 4.26 | 70,409 |
| U.S. Geography by Letter - A | 0 | - | 4.34 | 59,195 |
| U.S. Geography by Letter - D | 0 | - | 4.08 | 53,294 |
| U.S. Geography by Letter - T | 0 | - | 4.27 | 46,624 |
| U.S. Geography by Letter - P | 0 | - | 4.33 | 44,730 |
| U.S. Geography by Letter - M | 0 | - | 4.19 | 43,791 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,119 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.35 | 73,480 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.50 | 21,192 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.44 | 48,928 |
| Flyover States | 0 | - | 4.52 | 28,983 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 79,728 |
| U.S. States With Double Letters | 0 | - | 4.65 | 23,115 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.48 | 36,240 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.27 | 74,537 |
| Name a Valid U.S. State #2 | 0 | - | 4.62 | 74,551 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 47,172 |
| U.S. State Superlatives #1 | 0 | - | 4.46 | 77,595 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 39,050 |
| 50 States, 50 Cities - Easy Version | 0 | - | 4.39 | 125,821 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.94 | 155,104 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 174,206 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.85 | 121,182 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 67,807 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.84 | 67,400 |
| Top 10 Newest U.S. States | 0 | - | 4.84 | 83,642 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 63,215 |
| Top 10 Least Religious U.S. States | 0 | - | 4.50 | 33,257 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.78 | 61,954 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.84 | 64,201 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 40,938 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,633,772 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.16 | 126,467 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.06 | 57,628 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 25,809 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.48 | 29,891 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,153 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.77 | 53,559 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.62 | 33,419 |
| Countries Bordering Brazil | 0 | - | 4.96 | 128,838 |
| Most-Visited Countries by Canadians | 0 | - | 4.77 | 38,769 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 48,194 |
| Mexico Country Quiz | 0 | - | 4.49 | 70,194 |
