| US States with an Empty Map | 0 | - | 5.00 | 620,896 |
| US States Quiz | 0 | - | 5.00 | 16,763,460 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,162 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 329,405 |
| Pixelated United States Map | 0 | - | 4.89 | 93,749 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,865 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 173,591 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,781 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,973 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,338 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,145 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,203 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,992 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,389 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,996 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 207,427 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,977 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,155 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,008 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,719 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,436 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,667 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,879 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,676 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,951 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,996 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,496 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,904 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,175 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,156 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,646 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,239 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,833 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,822 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,239 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,473 |
| U.S. States By Population | 0 | - | 4.92 | 152,717 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,804 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,113 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,884 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,944 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 65,195 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,360 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,351 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,747 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,047 |
| Countries that Beat Canada | 0 | - | 4.90 | 87,076 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,912 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,718 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,917 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 48,909 |
| Mexico States Map Quiz | 0 | - | 4.84 | 104,108 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,829 |
| States of Mexico | 0 | - | 4.95 | 174,374 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,306 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,731 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,783 |
| Dominica Country Quiz | 0 | - | 4.81 | 19,725 |
| United States Map Quiz | 0 | - | 4.98 | 4,147,061 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,525,148 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,950 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,681,847 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,678 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,954 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,701 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,583 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,672 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,549 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 113,210 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,259 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.74 | 34,964 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,557 |
| Top 10 U.S. States People are Leaving | 0 | - | 4.42 | 59,175 |
| Top 10 U.S. States People are Moving To | 0 | - | 4.73 | 63,667 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,354 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,090 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,811 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,428 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,699 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,745 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,113 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 150,058 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,966 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,507 |
| Canada Country Quiz | 0 | - | 4.55 | 132,013 |
| United States Country Quiz | 0 | - | 4.43 | 100,949 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 637,478 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,118 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 123,818 |
| Flags of North and South America | 0 | - | 4.99 | 369,587 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,764 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,706 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,443 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 53,519 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.51 | 41,460 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 76,658 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 48,818 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,356 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,531 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,312 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,572 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,172 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,542 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,617 |
| American Geography Quiz for Dummies | 0 | - | 4.41 | 68,883 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,975 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,038 |
| Random U.S. City to State | 0 | - | 4.45 | 75,586 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,088 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,391 |
| South America Capitals Quiz | 0 | - | 5.00 | 478,772 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,894 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 208,337 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,708 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,698 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,178 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,418 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 32,926 |
| Rivers of the United States | 0 | - | 4.93 | 65,752 |
| US States by Borders in 30 Seconds | 0 | - | 4.69 | 2,670,494 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,946 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 52,430 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,236 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,946 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,086 |
| New England States | 0 | - | 4.51 | 59,742 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,384,531 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,605 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,938 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,523 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 55,794 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,766 |
| U.S. States by Borders | 0 | - | 4.63 | 35,170 |
| Save Americans by Guessing U.S. States | 0 | - | 4.61 | 183,633 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,343 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,749 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,068 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,014 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,076 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,143 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,538 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,667 |
| The Only American Country ... | 0 | - | 4.92 | 121,101 |
| Belize Country Quiz | 0 | - | 4.85 | 20,863 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 19,108 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,110 |
| Regions of U.S. States | 0 | - | 4.37 | 43,618 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,156 |
| U.S. States that Border Canada | 0 | - | 4.91 | 183,438 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,343 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,715 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,152 |
| World Currencies Quiz on a Map | 0 | - | 4.95 | 60,391 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,423 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,767 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,876 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,418 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,299 |
| 10 U.S. States with the Most Valuable Crops | 0 | - | 4.41 | 29,517 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 20,354 |
| U.S. States with the Lowest HDI | 0 | - | 4.47 | 28,805 |
| Which U.S. State - Multiple Choice | 0 | - | 4.48 | 20,233 |
| Movies by State | 0 | - | 4.27 | 40,483 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,276 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,872 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,038 |
| All Cities in Canada on a Map | 0 | - | 4.41 | 18,359 |
| All 3,142 County Seats of the United States on a Map | 0 | - | 4.30 | 11,921 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,116 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,579 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,183 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.48 | 26,023 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,359 |
| Boroughs of New York City | 0 | - | 4.47 | 84,285 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,376 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,033 |
| Canada or Africa by Area | 0 | - | 4.77 | 18,172 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,596 |
| Largest United States Airlines | 0 | - | 4.39 | 54,906 |
| States of Brazil | 0 | - | 4.97 | 86,955 |
| Departments of France | 0 | - | 4.93 | 53,168 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,093 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,230 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,734 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 275,551 |
| Most Valuable Crops by U.S. State | 0 | - | 4.40 | 38,995 |
| Events by U.S. State #1 | 0 | - | 4.43 | 22,868 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 219,345 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 133,121 |
| A Superlative for Every U.S. State | 0 | - | 4.44 | 27,976 |
| 10 U.S. States with the Highest Tax Burden | 0 | - | 4.26 | 38,102 |
| Top 10 U.S. States by Manufacturing Employment | 0 | - | 4.49 | 28,771 |
| U.S. States with the Most Venomous Snake Species | 0 | - | 4.47 | 26,350 |
| U.S. States with the Most Endangered Species | 0 | - | 4.50 | 14,335 |
| O Canada Lyrics | 0 | - | 4.47 | 50,861 |
| U.S. States With No City Over 100,000 | 0 | - | 4.57 | 17,882 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,635 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,962 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,160 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,965 |
