| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,133 |
| Rivers of the United States | 0 | - | 4.93 | 66,113 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,393 |
| US States Quiz | 0 | - | 5.00 | 16,851,233 |
| African Great Lakes | 0 | - | 4.82 | 66,123 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,077 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,327 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,358 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,409 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,461 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 331,475 |
| US States with an Empty Map | 0 | - | 5.00 | 623,829 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,733 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,261 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 639,663 |
| Canada Provinces and Territories | 0 | - | 5.00 | 341,887 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,715 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,875 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,478 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,024 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,926 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,205 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,035 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 208,635 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,567 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,501 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,889 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,857 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,628 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,926 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,055 |
| African Physical Geography | 0 | - | 4.51 | 31,675 |
| Asian Physical Geography | 0 | - | 4.60 | 35,501 |
| U.S. States that Border Canada | 0 | - | 4.91 | 184,598 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,057 |
| Lakes in the United States by Clue | 0 | - | 4.31 | 19,214 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,536,020 |
| O Canada Lyrics | 0 | - | 4.47 | 50,926 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,698 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,123 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,151 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,305 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,677 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,638 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,333 |
| Capitals by River | 0 | - | 4.55 | 48,299 |
| Bay of Bengal Countries With an Empty Map | 0 | - | 4.64 | 75,465 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,308 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,156 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,680 |
| Europe Map Quiz | 0 | - | 5.00 | 4,758,791 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.80 | 53,226 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,687,838 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,497 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,553 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,447,548 |
| Oceania Map Quiz | 0 | - | 4.98 | 641,379 |
| Africa Map Quiz | 0 | - | 5.00 | 2,116,201 |
| Asia Map Quiz | 0 | - | 4.99 | 915,618 |
| European Physical Geography | 0 | - | 4.26 | 33,490 |
| Longest Rivers in the UK | 0 | - | 4.42 | 13,792 |
| Top 10 U.S. States with the Longest Coastline | 0 | - | 4.45 | 50,821 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,852 |
| US States by Borders in 30 Seconds | 0 | - | 4.67 | 2,678,585 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.69 | 1,390,128 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,382 |
| Random U.S. City to State | 0 | - | 4.45 | 76,202 |
| Africa Capitals Quiz | 0 | - | 4.99 | 736,673 |
| Asia Capitals Quiz | 0 | - | 4.98 | 691,816 |
| Boroughs of New York City | 0 | - | 4.47 | 84,536 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,005 |
| South China Sea Countries | 0 | - | 4.78 | 57,675 |
| Countries of Africa | 0 | - | 5.00 | 2,533,127 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,377 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,465 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,381,979 |
| United States Map Quiz | 0 | - | 4.98 | 4,155,531 |
| Australia Map Quiz | 0 | - | 4.95 | 344,140 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,205 |
| California Cities Map Quiz | 0 | - | 4.50 | 87,926 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,845 |
| New York Cities Map Quiz | 0 | - | 4.55 | 42,209 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,766 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,757 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 113,462 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,294 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,358 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 52,831 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,319 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,751 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 52,883 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,241,909 |
| Flags of Asia Quiz | 0 | - | 4.99 | 612,547 |
| Canada Geography Trivia | 0 | - | 4.80 | 47,516 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,055 |
| Which City in Canada? | 0 | - | 4.82 | 57,012 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,753 |
| Countries with Wild Tigers | 0 | - | 4.96 | 136,733 |
| Countries with Wild Penguins | 0 | - | 4.94 | 100,101 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,327,204 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,727 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,029 |
| The Only European Country ... | 0 | - | 4.91 | 216,284 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 87,130 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,982 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,942 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,618 |
| Arms Exports - United States | 0 | - | 4.75 | 62,337 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,021,798 |
| Countries that Visit Florida the Most | 0 | - | 4.70 | 72,180 |
| Countries Closest to the Aegean Sea | 0 | - | 4.75 | 66,830 |
| Countries Closest to Hawaii | 0 | - | 4.55 | 53,600 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,624 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,276 |
| South America Map Quiz | 0 | - | 5.00 | 1,548,523 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,576 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,821 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,754 |
| U.S. State Quarters Picture Quiz #1 | 0 | - | 4.45 | 52,778 |
| U.S. State Quarters Picture Quiz #2 | 0 | - | 4.74 | 38,445 |
| Flags of Africa Quiz | 0 | - | 5.00 | 470,208 |
| Flags of North and South America | 0 | - | 4.99 | 372,488 |
| Tourist Attractions by U.S. State | 0 | - | 4.46 | 62,579 |
| Counties of England | 0 | - | 4.97 | 795,697 |
| South American Physical Geography | 0 | - | 4.58 | 18,333 |
| Seas of Europe | 0 | - | 4.37 | 84,614 |
| African East Coast | 0 | - | 4.96 | 95,940 |
| States and Provinces that touch the Rocky Mountains | 0 | - | 4.42 | 32,487 |
| U.S. States by Clue #1 | 0 | - | 4.51 | 39,042 |
| U.S. States with More Cows than People | 0 | - | 4.74 | 47,702 |
| U.S. States by Coldest Recorded Temperature | 0 | - | 4.52 | 66,465 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.47 | 54,026 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.51 | 42,070 |
| U.S. State Superlatives #1 | 0 | - | 4.47 | 87,495 |
| U.S. State Superlatives #2 | 0 | - | 4.53 | 40,611 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,712 |
| Top 10 Least Religious U.S. States | 0 | - | 4.51 | 34,278 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,722 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,684 |
| State Quiz - Florida | 0 | - | 4.47 | 62,288 |
| State Quiz - Texas | 0 | - | 4.43 | 62,826 |
| State Quiz - Minnesota | 0 | - | 4.41 | 38,774 |
| State Quiz - Virginia | 0 | - | 4.53 | 40,274 |
| State Quiz - Georgia | 0 | - | 4.48 | 35,534 |
| State Quiz - Kentucky | 0 | - | 4.41 | 32,438 |
| State Quiz - New York | 0 | - | 4.52 | 46,056 |
| State Quiz - Washington | 0 | - | 4.45 | 36,393 |
| State Quiz - Illinois | 0 | - | 4.44 | 33,360 |
| State Quiz - Alaska | 0 | - | 4.42 | 42,017 |
| State Quiz - Arizona | 0 | - | 4.44 | 36,688 |
| State Quiz - New Jersey | 0 | - | 4.42 | 38,123 |
| State Quiz - Pennsylvania | 0 | - | 4.50 | 48,966 |
| State Quiz - Tennessee | 0 | - | 4.54 | 34,143 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,432 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,444 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,523 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,950 |
| ALL California Cities | 0 | - | 4.37 | 43,012 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,446 |
| Europe Capital to Country | 0 | - | 4.99 | 249,787 |
| Asia Capital to Country | 0 | - | 4.96 | 126,553 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,722 |
| European Capitals by Map | 0 | - | 4.99 | 138,845 |
| African Capitals by Map | 0 | - | 4.99 | 133,555 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,834 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,186 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,974 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,315 |
| European Coastal Capitals | 0 | - | 4.95 | 90,473 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,536 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,536 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,739 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,781 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,724 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,213 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,912 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,958 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,408 |
| Countries of the Middle East | 0 | - | 4.96 | 200,933 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,138 |
| Slavic Countries | 0 | - | 4.96 | 111,562 |
| African Island Countries | 0 | - | 4.96 | 101,521 |
| Top 10 African Countries by Coastline | 0 | - | 4.27 | 47,914 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,836 |
| Landforms by Country | 0 | - | 4.52 | 51,966 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,754 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,389 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,338 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,806 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,551 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,630 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,560 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,156 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,080 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,501 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,125 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,058 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,900 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,180 |
| Countries with the Most Sheep | 0 | - | 4.92 | 103,164 |
