| Asian Geography By Letter - B | 0 | - | 4.85 | 66,934 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,683 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,979 |
| Countries Bordering Brazil | 0 | - | 4.96 | 132,217 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,869 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,878 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 53,299 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,352 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,803 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,410 |
| European Geography By Letter - A | 0 | - | 4.52 | 147,943 |
| European Geography By Letter - B #1 | 0 | - | 4.62 | 121,233 |
| European Geography By Letter - C | 0 | - | 4.43 | 123,542 |
| European Geography By Letter - D | 0 | - | 4.50 | 111,409 |
| European Geography By Letter - L | 0 | - | 4.52 | 114,832 |
| European Geography By Letter - M | 0 | - | 4.69 | 132,248 |
| European Geography By Letter - N | 0 | - | 4.44 | 101,946 |
| European Geography By Letter - R | 0 | - | 4.43 | 94,447 |
| European Geography By Letter - V | 0 | - | 4.42 | 93,692 |
| Asian Geography by Letter - H | 0 | - | 4.50 | 66,024 |
| Asian Geography By Letter - M | 0 | - | 4.48 | 61,623 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 58,160 |
| Asian Geography by Letter - T | 0 | - | 4.52 | 57,620 |
| European Geography By Letter - T | 0 | - | 4.41 | 83,393 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 101,277 |
| South America Map Quiz | 0 | - | 5.00 | 1,556,106 |
| Latin American Countries Map Quiz | 0 | - | 4.98 | 130,575 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 74,472 |
| U.S. Geography by Letter - A | 0 | - | 4.37 | 63,504 |
| U.S. Geography by Letter - D | 0 | - | 4.09 | 57,481 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 50,187 |
| U.S. Geography by Letter - P | 0 | - | 4.38 | 54,386 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 53,605 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 41,505 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 39,669 |
| U.S. Geography by Letter - R | 0 | - | 4.22 | 36,837 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 40,586 |
| Countries that Start with A | 0 | - | 4.98 | 2,174,669 |
| Countries that Start with B | 0 | - | 4.95 | 2,305,504 |
| Countries that Start with C | 0 | - | 4.96 | 1,830,703 |
| Countries that Start with D | 0 | - | 4.96 | 715,907 |
| Countries that Start with E | 0 | - | 4.95 | 1,384,453 |
| Countries that Start with G | 0 | - | 4.97 | 1,510,864 |
| Countries that Start with H | 0 | - | 4.96 | 609,199 |
| Countries that Start with I | 0 | - | 4.92 | 1,294,081 |
| Countries that Start with J | 0 | - | 4.98 | 606,589 |
| Countries that Start with K | 0 | - | 4.97 | 820,373 |
| Countries that Start with L | 0 | - | 4.98 | 1,096,302 |
| Countries that Start with N | 0 | - | 4.93 | 1,123,375 |
| Countries that Start with P | 0 | - | 4.94 | 1,221,575 |
| Countries that Start with S | 0 | - | 4.98 | 1,762,486 |
| Countries that Start with T | 0 | - | 4.90 | 1,014,543 |
| Countries that Start with U | 0 | - | 4.97 | 908,212 |
| Countries that Start with V | 0 | - | 4.98 | 611,783 |
| Countries that Start with F | 0 | - | 4.83 | 621,012 |
| Countries that Start with M | 0 | - | 4.97 | 1,387,725 |
| Brazil Country Quiz | 0 | - | 4.52 | 102,326 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,787 |
| Peru Country Quiz | 0 | - | 4.54 | 48,899 |
| Chile Country Quiz | 0 | - | 4.75 | 40,266 |
| Ecuador Country Quiz | 0 | - | 4.60 | 31,998 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 904,824 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,829 |
| South American Geography Quiz #2 | 0 | - | 4.41 | 43,929 |
| South American Geography Quiz #1 | 0 | - | 4.63 | 32,876 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,799 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,429 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,179 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,808 |
| Monarchies of Europe | 0 | - | 4.90 | 98,801 |
| Monarchies of Asia | 0 | - | 4.97 | 71,477 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,257 |
| Which South American Country? | 0 | - | 4.69 | 52,095 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,664 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,527 |
| US States Quiz | 0 | - | 5.00 | 16,986,295 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,216 |
| European Geography By Letter - E | 0 | - | 4.23 | 114,896 |
| European Geography By Letter - F | 0 | - | 4.15 | 94,215 |
| European Geography By Letter - H | 0 | - | 4.30 | 96,997 |
| European Geography By Letter - G | 0 | - | 4.27 | 103,712 |
| European Geography By Letter - I | 0 | - | 4.07 | 96,387 |
| European Geography By Letter - K | 0 | - | 4.15 | 71,013 |
| European Geography By Letter - O | 0 | - | 4.29 | 63,426 |
| European Geography by Letter - W | 0 | - | 4.21 | 83,469 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 52,144 |
| Asian Geography by Letter - G | 0 | - | 4.36 | 51,386 |
| Asian Geography by Letter - I | 0 | - | 4.37 | 68,031 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,961 |
| Asian Geography by Letter - N | 0 | - | 4.34 | 50,425 |
| European Geography By Letter - S #2 | 0 | - | 4.20 | 51,761 |
| Asian Geography By Letter - J | 0 | - | 4.27 | 34,916 |
| Central American Countries | 0 | - | 4.98 | 157,257 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,542 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,795 |
| Richest Countries A-Z | 0 | - | 4.91 | 103,987 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,811 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,734 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,717 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,547 |
| Europe Map Quiz | 0 | - | 5.00 | 4,785,921 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 150,301 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,564 |
| States of Mexico | 0 | - | 4.96 | 178,079 |
| States of Brazil | 0 | - | 4.97 | 89,608 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,747 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,441 |
| One Country By Letter By Continent | 0 | - | 5.00 | 125,479 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.94 | 94,768 |
| Countries that Beat Brazil | 0 | - | 4.49 | 69,190 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 335,171 |
| U.S. Geography by Letter - N | 0 | - | 3.80 | 53,052 |
| U.S. Geography by Letter - E | 0 | - | 3.75 | 49,062 |
| U.S. Geography by Letter - F | 0 | - | 3.84 | 45,331 |
| U.S. Geography by Letter - O | 0 | - | 3.52 | 41,789 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 127,371 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,924 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,391 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,147 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,727 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,452,131 |
| Oceania Map Quiz | 0 | - | 4.98 | 658,900 |
| Africa Map Quiz | 0 | - | 5.00 | 2,127,902 |
| Asia Map Quiz | 0 | - | 4.99 | 924,557 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,375 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,673 |
| US States with an Empty Map | 0 | - | 5.00 | 628,297 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 97,002 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,237 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 134,116 |
| European Geography A-Z | 0 | - | 4.29 | 49,472 |
| Africa Capitals Quiz | 0 | - | 4.99 | 743,301 |
| Asia Capitals Quiz | 0 | - | 4.98 | 698,409 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 150,846 |
| Majority Muslim Countries | 0 | - | 4.98 | 377,418 |
| NATO Countries | 0 | - | 4.98 | 283,208 |
| EU Countries Quiz | 0 | - | 4.99 | 277,618 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,639 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 291,164 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 276,707 |
| Top Five Countries by Religion | 0 | - | 4.93 | 173,223 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,784 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,998 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 149,670 |
| The Only European Country ... | 0 | - | 4.91 | 218,809 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,810 |
| Countries with NO Military | 0 | - | 4.97 | 63,333 |
| Countries Bordering "U" Countries | 0 | - | 4.83 | 24,834 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,414 |
| Countries by Number of Books Published | 0 | - | 4.95 | 73,058 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,888 |
| Countries of Africa | 0 | - | 5.00 | 2,557,832 |
| Countries Closest to Alaska | 0 | - | 4.93 | 125,071 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,565 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,387,005 |
| United States Map Quiz | 0 | - | 4.98 | 4,170,510 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,411 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,875 |
| Western Africa Map Quiz | 0 | - | 4.98 | 74,555 |
| Australia Map Quiz | 0 | - | 4.95 | 346,059 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,100 |
| Rivers of the United States | 0 | - | 4.93 | 66,629 |
| African East Coast | 0 | - | 4.96 | 96,705 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,759 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,443 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,776 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,256,818 |
| Flags of Asia Quiz | 0 | - | 4.99 | 619,697 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,801 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,335,107 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 323,595 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 336,819 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,030,658 |
| Countries that Start with R | 0 | - | 4.43 | 450,070 |
| India A-Z | 0 | - | 4.42 | 34,289 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,735 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 644,342 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,417 |
| Flags of Africa Quiz | 0 | - | 5.00 | 477,007 |
| Flags of North and South America | 0 | - | 4.99 | 376,637 |
| Canada Provinces and Territories | 0 | - | 5.00 | 345,895 |
| Counties of England | 0 | - | 4.97 | 802,394 |
| U.S. States that Border Canada | 0 | - | 4.91 | 186,546 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,984 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.74 | 64,016 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,812 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,798 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,412 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,985 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,630 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,491 |
| Europe Capital to Country | 0 | - | 4.99 | 251,951 |
| Asia Capital to Country | 0 | - | 4.96 | 127,335 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,891 |
| European Capitals by Map | 0 | - | 4.99 | 141,949 |
| African Capitals by Map | 0 | - | 4.99 | 142,018 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,744 |
| Coldest World Capitals | 0 | - | 4.95 | 134,133 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,862 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,809 |
