| Rivers of the United States | 0 | - | 4.93 | 66,064 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,095 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,340 |
| Nile River Basin Countries on a Map | 0 | - | 4.95 | 50,571 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 330,988 |
| US States with an Empty Map | 0 | - | 5.00 | 623,179 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,679 |
| Countries With No Rivers | 0 | - | 4.96 | 76,691 |
| Name a Valid Country on Each River | 0 | - | 4.96 | 61,952 |
| US States Quiz | 0 | - | 5.00 | 16,828,586 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 49,218 |
| African Great Lakes | 0 | - | 4.82 | 66,008 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,321 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,033 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,018 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,324 |
| Rivers and Lakes whose Names are Countries | 0 | - | 4.95 | 45,427 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,278 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 83,746 |
| Countries with Fjords | 0 | - | 4.94 | 100,758 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,646 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,122 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.80 | 53,194 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,698 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,363 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,867 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,594 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,090 |
| Countries Closest to Maine | 0 | - | 4.85 | 66,961 |
| US States by Borders in 30 Seconds | 0 | - | 4.67 | 2,676,458 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 208,394 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,461 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,383 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,790 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,832 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,592 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,807 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 115,972 |
| North Sea Countries | 0 | - | 4.92 | 87,294 |
| Black Sea Countries | 0 | - | 4.87 | 60,571 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,304 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,402 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,172 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,998 |
| African Physical Geography | 0 | - | 4.51 | 31,654 |
| Asian Physical Geography | 0 | - | 4.60 | 35,477 |
| U.S. States that Border Canada | 0 | - | 4.91 | 184,302 |
| World Currencies Quiz on a Map | 0 | - | 4.95 | 60,758 |
| Biggest City by River | 0 | - | 4.41 | 52,818 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 146,962 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 115,336 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,615 |
| Departments of France | 0 | - | 4.93 | 53,747 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,026 |
| Lakes in the United States by Clue | 0 | - | 4.31 | 19,212 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 117,203 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,256 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,533,339 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 220,293 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 133,819 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,620 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,998 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,210 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,543 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,440 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,195 |
| Capitals by River | 0 | - | 4.55 | 48,289 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,620 |
| Europe Map Quiz | 0 | - | 5.00 | 4,754,993 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 96,675 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 130,114 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 86,083 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 125,602 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,686,242 |
| Every City in Arizona on a Map | 0 | - | 4.51 | 9,317 |
| Every City in Colorado on a Map | 0 | - | 4.48 | 13,203 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,820 |
| Megadiverse Countries | 0 | - | 4.96 | 134,746 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 23,029 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 103,466 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.98 | 89,037 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,430 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,504 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.91 | 115,473 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,446,408 |
| Oceania Map Quiz | 0 | - | 4.98 | 640,469 |
| Africa Map Quiz | 0 | - | 5.00 | 2,114,450 |
| Asia Map Quiz | 0 | - | 4.99 | 914,302 |
| European Physical Geography | 0 | - | 4.26 | 33,469 |
| Top 10 U.S. States with the Longest Coastline | 0 | - | 4.45 | 50,800 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,455 |
| Washington D.C. Landmarks on a Map | 0 | - | 4.60 | 18,353 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,388,752 |
| Cities on Interstate 90 on a Map | 0 | - | 4.45 | 32,107 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,369 |
| Random U.S. City to State | 0 | - | 4.45 | 76,050 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,577 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,606 |
| Africa Capitals Quiz | 0 | - | 4.99 | 735,671 |
| Asia Capitals Quiz | 0 | - | 4.98 | 690,866 |
| Boroughs of New York City | 0 | - | 4.47 | 84,471 |
| Washington D.C. Trivia | 0 | - | 4.45 | 38,985 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,479 |
| Countries of Africa | 0 | - | 5.00 | 2,529,503 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 28,714 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,321 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,416 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 32,126 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,380,728 |
| United States Map Quiz | 0 | - | 4.98 | 4,153,620 |
| Australia Map Quiz | 0 | - | 4.95 | 343,800 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,905 |
| California Cities Map Quiz | 0 | - | 4.50 | 87,875 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,816 |
| New York Cities Map Quiz | 0 | - | 4.55 | 42,190 |
| Singapore Airlines Destinations on a Map | 0 | - | 4.93 | 24,653 |
| Cities of Los Angeles County on a Map | 0 | - | 4.69 | 26,950 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,741 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,705 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 113,387 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,287 |
| Walking Across U.S. State Borders with Hints | 0 | - | 4.74 | 35,021 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,272 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 52,770 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,293 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,698 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,842 |
| O Canada Lyrics | 0 | - | 4.47 | 50,912 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,239,685 |
| Flags of Asia Quiz | 0 | - | 4.99 | 611,298 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 576,870 |
| Name a City - European Countries | 0 | - | 4.90 | 65,173 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,032 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,499 |
| Countries with Wild Tigers | 0 | - | 4.96 | 136,220 |
| Countries with Wild Penguins | 0 | - | 4.94 | 99,788 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,325,997 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,581 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,800 |
| The Only European Country ... | 0 | - | 4.91 | 215,939 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 86,831 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,702 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,751 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,572 |
| Arms Exports - United States | 0 | - | 4.75 | 62,250 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 412,358 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,020,337 |
| Countries that Visit Florida the Most | 0 | - | 4.70 | 72,093 |
| Countries Closest to Hawaii | 0 | - | 4.54 | 53,543 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,575 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,236 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 639,086 |
| South America Map Quiz | 0 | - | 5.00 | 1,547,154 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,443 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,608 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,594 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,766 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.74 | 38,434 |
| Flags of Africa Quiz | 0 | - | 5.00 | 469,135 |
| Flags of North and South America | 0 | - | 4.99 | 371,800 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,564 |
| Canada Provinces and Territories | 0 | - | 5.00 | 341,207 |
| Counties of England | 0 | - | 4.97 | 794,632 |
| South American Physical Geography | 0 | - | 4.58 | 18,328 |
| Seas of Europe | 0 | - | 4.37 | 84,572 |
| African East Coast | 0 | - | 4.96 | 95,796 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,095 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,474 |
| U.S. States by Clue #1 | 0 | - | 4.51 | 38,979 |
| U.S. States with More Cows than People | 0 | - | 4.74 | 47,656 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.51 | 66,425 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 53,912 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.51 | 41,965 |
| U.S. States with Spanish Names | 0 | - | 4.50 | 87,734 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 76,889 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 48,948 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,466 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,592 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,685 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,252 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,674 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,666 |
| State Quiz - Florida | 0 | - | 4.47 | 62,228 |
| State Quiz - Texas | 0 | - | 4.43 | 62,782 |
| State Quiz - Minnesota | 0 | - | 4.41 | 38,739 |
| State Quiz - Virginia | 0 | - | 4.52 | 40,232 |
| State Quiz - Georgia | 0 | - | 4.48 | 35,500 |
| State Quiz - Kentucky | 0 | - | 4.41 | 32,412 |
| State Quiz - New York | 0 | - | 4.52 | 46,016 |
| State Quiz - Washington | 0 | - | 4.45 | 36,356 |
| State Quiz - Illinois | 0 | - | 4.44 | 33,334 |
| State Quiz - California | 0 | - | 4.68 | 64,310 |
| State Quiz - Alaska | 0 | - | 4.42 | 41,983 |
| State Quiz - Arizona | 0 | - | 4.44 | 36,652 |
| State Quiz - New Jersey | 0 | - | 4.42 | 38,088 |
| State Quiz - Pennsylvania | 0 | - | 4.50 | 48,920 |
| State Quiz - Tennessee | 0 | - | 4.54 | 34,108 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,066 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 344,662 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.26 | 70,786 |
