| States of Brazil | 0 | - | 4.98 | 86,617 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,488 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,104 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,152 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,324 |
| States of Mexico | 0 | - | 4.95 | 173,736 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,396 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,793 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,947 |
| Brazil Country Quiz | 0 | - | 4.52 | 101,211 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,402 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 328,651 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,596 |
| South American Cities on the Map | 0 | - | 4.57 | 35,263 |
| Countries that Beat Brazil | 0 | - | 4.49 | 67,984 |
| South America Map Quiz | 0 | - | 5.00 | 1,542,143 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,386 |
| Flags of North and South America | 0 | - | 4.99 | 368,239 |
| Australian States and Territories | 0 | - | 4.96 | 141,049 |
| Canada Provinces and Territories | 0 | - | 5.00 | 338,547 |
| Counties of England | 0 | - | 4.97 | 790,225 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 168,502 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,076 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,430 |
| The Only American Country ... | 0 | - | 4.92 | 120,876 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,164 |
| Peru Country Quiz | 0 | - | 4.54 | 48,369 |
| Chile Country Quiz | 0 | - | 4.75 | 39,786 |
| Ecuador Country Quiz | 0 | - | 4.60 | 31,658 |
| Regions of Italy | 0 | - | 4.92 | 74,882 |
| States of India | 0 | - | 4.94 | 190,714 |
| US States Quiz | 0 | - | 5.00 | 16,725,424 |
| Japanese Prefectures | 0 | - | 4.98 | 134,962 |
| Provinces of China | 0 | - | 4.97 | 200,713 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,554 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,143 |
| States of Germany | 0 | - | 4.96 | 150,413 |
| Regions of New Zealand | 0 | - | 4.85 | 28,254 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,448 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,448 |
| Provinces of Turkey | 0 | - | 4.95 | 201,897 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 26,984 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,218 |
| South American Geography Quiz #1 | 0 | - | 4.73 | 32,485 |
| Which South American Country? | 0 | - | 4.69 | 51,752 |
| Europe Map Quiz | 0 | - | 5.00 | 4,735,674 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,504 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,518 |
| Central American Countries | 0 | - | 4.98 | 155,194 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,768 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,312 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,167 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 146,193 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,265 |
| Departments of France | 0 | - | 4.93 | 52,978 |
| South American Physical Geography | 0 | - | 4.58 | 18,284 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,265 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,106 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,170 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,633 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,966 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,481 |
| Venezuela Country Quiz | 0 | - | 4.50 | 30,439 |
| Paraguay Country Quiz | 0 | - | 4.53 | 25,128 |
| Bolivia Country Quiz | 0 | - | 4.63 | 26,081 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,441,959 |
| Oceania Map Quiz | 0 | - | 4.98 | 636,274 |
| Africa Map Quiz | 0 | - | 5.00 | 2,106,095 |
| Asia Map Quiz | 0 | - | 4.99 | 908,121 |
| Counties of Ireland | 0 | - | 4.92 | 193,361 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,617 |
| Pixelated United States Map | 0 | - | 4.89 | 93,598 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,881 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,501 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,548 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,835 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,089 |
| U.S. States By Population | 0 | - | 4.92 | 152,490 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,535 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,957 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,805 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,972 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,565 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,880 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 105,122 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,173 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,630 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,917 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,553 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,736 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,052 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,329 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,173 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,845 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,007 |
| US States with an Empty Map | 0 | - | 5.00 | 619,606 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 94,903 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,722 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,109 |
| Africa Capitals Quiz | 0 | - | 4.99 | 731,378 |
| Asia Capitals Quiz | 0 | - | 4.98 | 686,924 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,742 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,298 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,933 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,792 |
| The Only European Country ... | 0 | - | 4.91 | 214,226 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,418 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,800 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,332 |
| Countries of Africa | 0 | - | 5.00 | 2,511,877 |
| Cuba Country Quiz | 0 | - | 4.69 | 51,230 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,395 |
| Jamaica Country Quiz | 0 | - | 4.58 | 34,892 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,376,890 |
| United States Map Quiz | 0 | - | 4.98 | 4,143,879 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,942 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,636 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,050 |
| Australia Map Quiz | 0 | - | 4.94 | 342,741 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,616 |
| African East Coast | 0 | - | 4.96 | 95,178 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,995 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,001 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,812 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,646 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,209 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,602 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,229,145 |
| Flags of Asia Quiz | 0 | - | 4.99 | 606,643 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,402 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,474 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,050 |
| Europe Capital to Country | 0 | - | 4.99 | 248,222 |
| Asia Capital to Country | 0 | - | 4.96 | 125,872 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,693 |
| European Capitals by Map | 0 | - | 4.99 | 136,817 |
| African Capitals by Map | 0 | - | 4.99 | 132,366 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,380 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,346 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,752 |
| European Coastal Capitals | 0 | - | 4.95 | 89,899 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,241 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 267,324 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,141 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,472 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,321,070 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,658 |
| Countries of the Middle East | 0 | - | 4.96 | 199,210 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,400 |
| Slavic Countries | 0 | - | 4.96 | 110,977 |
| African Island Countries | 0 | - | 4.96 | 100,902 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,554 |
| Regions of Countries #1 | 0 | - | 4.97 | 158,999 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,347 |
| Regions of Countries #3 | 0 | - | 4.84 | 90,385 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,013,450 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,918 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,627 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,322 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,800 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,839 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,916 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,212 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,267 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,422 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,670 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,408 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,520 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,367 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,600 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 636,566 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,572 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,316 |
| North America Map Quiz | 0 | - | 4.98 | 244,978 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,499 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,435 |
| Flags of Africa Quiz | 0 | - | 5.00 | 464,374 |
| Hawaiian Islands | 0 | - | 4.83 | 42,471 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,051 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,799 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,700 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 308,153 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,889 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 228,992 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,541 |
| Provinces of the Netherlands | 0 | - | 4.80 | 40,898 |
| Territories of the United States | 0 | - | 4.79 | 52,185 |
| Regions of France | 0 | - | 4.78 | 119,480 |
| Provinces of the Philippines | 0 | - | 4.56 | 48,457 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,197 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,185 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,016 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,093 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,881 |
| Official Cities in the UK | 0 | - | 4.89 | 280,994 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,042 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 149,829 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,644 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,312 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,771 |
