| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,265 |
| Flags of North and South America | 0 | - | 4.99 | 374,392 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,451 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,606 |
| Pixelated United States Map | 0 | - | 4.88 | 94,484 |
| US States Quiz | 0 | - | 5.00 | 16,919,881 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,228 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,053 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,886 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,879 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,151 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,120 |
| States of Mexico | 0 | - | 4.96 | 176,812 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 367,829 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 333,195 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 109,954 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,000 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,674 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,139 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,724 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 113,680 |
| U.S. States with Short Names | 0 | - | 4.91 | 149,350 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,666 |
| U.S. States By Population | 0 | - | 4.92 | 153,750 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,726 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,601 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,337 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,800 |
| US States with an Empty Map | 0 | - | 5.00 | 626,064 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,248,779 |
| Flags of Asia Quiz | 0 | - | 4.99 | 615,961 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,982 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 176,468 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,312 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,997 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,317 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,187 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,703 |
| Countries that Beat the United States | 0 | - | 4.93 | 167,833 |
| Canada Country Quiz | 0 | - | 4.54 | 132,680 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 641,762 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,367 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,216 |
| Canada Cities Map Quiz | 0 | - | 4.64 | 124,357 |
| Flags of Africa Quiz | 0 | - | 5.00 | 473,278 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,949 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,239 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,612 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,395 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,853 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,528 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,627 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,929 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 209,492 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,328 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,961 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,969 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,353 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 62,012 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,282 |
| The Only American Country ... | 0 | - | 4.92 | 121,825 |
| Belize Country Quiz | 0 | - | 4.85 | 21,014 |
| Flags of Oceania | 0 | - | 5.00 | 260,579 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,730 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,076 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,397 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,999 |
| Europe Map Quiz | 0 | - | 5.00 | 4,771,604 |
| O Canada Lyrics | 0 | - | 4.47 | 50,985 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,389 |
| Canada or Africa by Area | 0 | - | 4.78 | 18,418 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,254 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,833 |
| States of Brazil | 0 | - | 4.97 | 88,628 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,187 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,921 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 159,565 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,572 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 83,128 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,064 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 117,486 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,500 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,428 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,846 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,027 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,793 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,617 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,471 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 84,461 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,806 |
| United States Country Quiz | 0 | - | 4.43 | 101,733 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,449,768 |
| Oceania Map Quiz | 0 | - | 4.98 | 653,404 |
| Africa Map Quiz | 0 | - | 5.00 | 2,121,959 |
| Asia Map Quiz | 0 | - | 4.99 | 919,817 |
| U.S. Cities by Picture #1 | 0 | - | 4.36 | 34,619 |
| Cities by Picture #2 | 0 | - | 4.19 | 35,185 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 60,065 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,967 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 429,084 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,693,021 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,796 |
| Random U.S. City to State | 0 | - | 4.45 | 76,557 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,867 |
| Canada by Picture | 0 | - | 4.25 | 19,041 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,925 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,671 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 209,846 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,527 |
| Ontario Cities Map Quiz | 0 | - | 4.64 | 19,499 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,657 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 53,080 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,397 |
| New England States | 0 | - | 4.51 | 59,836 |
| U.S. States by Land Area | 0 | - | 4.63 | 52,900 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 38,038 |
| Add a Letter - Make a U.S. State | 0 | - | 4.70 | 82,924 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 56,122 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 41,008 |
| U.S. States by Borders | 0 | - | 4.61 | 35,380 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,548 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 102,146 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,275 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,209 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,437 |
| Africa Capitals Quiz | 0 | - | 4.99 | 739,834 |
| Asia Capitals Quiz | 0 | - | 4.98 | 694,828 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,146 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,077 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,807 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,721 |
| Boroughs of New York City | 0 | - | 4.47 | 84,716 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,594 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,117 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,706 |
| The Only European Country ... | 0 | - | 4.91 | 217,421 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,827 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,591 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,743 |
| Random European Flag to Country | 0 | - | 4.89 | 182,991 |
| Random African Flag to Country | 0 | - | 4.88 | 75,222 |
| Countries of Africa | 0 | - | 5.00 | 2,545,296 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,588 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,672 |
| Jamaica Country Quiz | 0 | - | 4.58 | 35,151 |
| El Salvador Country Quiz | 0 | - | 4.63 | 31,774 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 32,237 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,384,926 |
| United States Map Quiz | 0 | - | 4.98 | 4,163,745 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,943 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,312 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,162 |
| Australia Map Quiz | 0 | - | 4.95 | 345,193 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,067 |
| U.S. States by Picture #1 | 0 | - | 4.21 | 15,468 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,848 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,931 |
| U.S. States with the Fewest Borders | 0 | - | 4.78 | 113,988 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,324 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,902 |
| African East Coast | 0 | - | 4.96 | 96,294 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,539 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,248 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,911 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.55 | 38,526 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.61 | 32,793 |
| U.S. License Plates Picture Quiz | 0 | - | 4.61 | 52,993 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,497 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 110,971 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,407 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,462 |
| Europe Capital to Country | 0 | - | 4.99 | 250,904 |
| Asia Capital to Country | 0 | - | 4.96 | 126,879 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,214 |
| European Capitals by Map | 0 | - | 4.99 | 139,993 |
| African Capitals by Map | 0 | - | 4.99 | 134,181 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,575 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,645 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,304 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,644 |
| European Coastal Capitals | 0 | - | 4.95 | 90,828 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,679 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,895 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,573 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,929 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,416 |
| Which City in Canada? | 0 | - | 4.83 | 57,150 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,330,829 |
| World Map without 12 Countries | 0 | - | 4.97 | 345,021 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,404 |
| Countries of the Middle East | 0 | - | 4.96 | 201,717 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 146,228 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 82,875 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,072 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,568 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 145,247 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 116,427 |
| Flags with the Most Stars | 0 | - | 4.91 | 136,961 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 62,585 |
| Flags that are Red & White Only | 0 | - | 4.97 | 164,777 |
