| Asian Geography By Letter - B | 0 | - | 4.85 | 66,790 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,286 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,872 |
| Countries Bordering Brazil | 0 | - | 4.96 | 132,049 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,746 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,782 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 53,220 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,984 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,747 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,313 |
| European Geography By Letter - A | 0 | - | 4.52 | 147,183 |
| European Geography By Letter - B #1 | 0 | - | 4.69 | 120,587 |
| European Geography By Letter - C | 0 | - | 4.46 | 115,609 |
| European Geography By Letter - D | 0 | - | 4.50 | 109,514 |
| European Geography By Letter - L | 0 | - | 4.52 | 114,177 |
| European Geography By Letter - M | 0 | - | 4.69 | 131,616 |
| European Geography By Letter - N | 0 | - | 4.44 | 101,576 |
| European Geography By Letter - R | 0 | - | 4.43 | 94,150 |
| European Geography By Letter - V | 0 | - | 4.42 | 93,402 |
| Asian Geography by Letter - H | 0 | - | 4.50 | 65,901 |
| Asian Geography By Letter - M | 0 | - | 4.48 | 61,538 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 58,054 |
| Asian Geography by Letter - T | 0 | - | 4.51 | 57,517 |
| European Geography By Letter - T | 0 | - | 4.41 | 83,002 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 101,006 |
| South America Map Quiz | 0 | - | 5.00 | 1,553,061 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,306 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 74,379 |
| U.S. Geography by Letter - A | 0 | - | 4.37 | 63,403 |
| U.S. Geography by Letter - D | 0 | - | 4.09 | 57,360 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 50,100 |
| U.S. Geography by Letter - P | 0 | - | 4.38 | 54,260 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 53,543 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 41,405 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 39,571 |
| U.S. Geography by Letter - R | 0 | - | 4.22 | 36,577 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 40,464 |
| Countries that Start with A | 0 | - | 4.98 | 2,169,944 |
| Countries that Start with B | 0 | - | 4.95 | 2,300,986 |
| Countries that Start with C | 0 | - | 4.96 | 1,827,349 |
| Countries that Start with D | 0 | - | 4.96 | 713,459 |
| Countries that Start with E | 0 | - | 4.95 | 1,381,614 |
| Countries that Start with G | 0 | - | 4.97 | 1,507,893 |
| Countries that Start with H | 0 | - | 4.96 | 607,452 |
| Countries that Start with I | 0 | - | 4.92 | 1,291,843 |
| Countries that Start with J | 0 | - | 4.98 | 604,949 |
| Countries that Start with K | 0 | - | 4.97 | 818,587 |
| Countries that Start with L | 0 | - | 4.98 | 1,094,123 |
| Countries that Start with N | 0 | - | 4.93 | 1,121,170 |
| Countries that Start with P | 0 | - | 4.94 | 1,219,513 |
| Countries that Start with S | 0 | - | 4.98 | 1,759,545 |
| Countries that Start with T | 0 | - | 4.90 | 1,012,826 |
| Countries that Start with U | 0 | - | 4.97 | 906,550 |
| Countries that Start with V | 0 | - | 4.98 | 610,797 |
| Countries that Start with F | 0 | - | 4.83 | 619,658 |
| Countries that Start with M | 0 | - | 4.97 | 1,385,428 |
| Brazil Country Quiz | 0 | - | 4.52 | 102,124 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,680 |
| Peru Country Quiz | 0 | - | 4.54 | 48,827 |
| Chile Country Quiz | 0 | - | 4.75 | 40,185 |
| Ecuador Country Quiz | 0 | - | 4.60 | 31,950 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 903,397 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,761 |
| South American Geography Quiz #1 | 0 | - | 4.62 | 32,777 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,472 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,138 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 62,077 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,673 |
| Monarchies of Europe | 0 | - | 4.90 | 98,513 |
| Monarchies of Asia | 0 | - | 4.97 | 71,337 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,125 |
| Which South American Country? | 0 | - | 4.69 | 52,037 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,476 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,453 |
| US States Quiz | 0 | - | 5.00 | 16,945,716 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,168 |
| European Geography By Letter - E | 0 | - | 4.23 | 114,408 |
| European Geography By Letter - F | 0 | - | 4.17 | 93,742 |
| European Geography By Letter - H | 0 | - | 4.30 | 96,604 |
| European Geography By Letter - G | 0 | - | 4.27 | 103,286 |
| European Geography By Letter - I | 0 | - | 4.09 | 96,021 |
| European Geography By Letter - K | 0 | - | 4.14 | 70,660 |
| European Geography By Letter - O | 0 | - | 4.29 | 63,136 |
| European Geography by Letter - W | 0 | - | 4.21 | 83,253 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 52,064 |
| Asian Geography by Letter - G | 0 | - | 4.36 | 51,328 |
| Asian Geography by Letter - I | 0 | - | 4.37 | 67,930 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,880 |
| Asian Geography by Letter - N | 0 | - | 4.34 | 50,351 |
| European Geography By Letter - S #2 | 0 | - | 4.20 | 51,524 |
| Central American Countries | 0 | - | 4.98 | 156,987 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,076 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,541 |
| Richest Countries A-Z | 0 | - | 4.91 | 103,659 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,515 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,447 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,581 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,366 |
| Europe Map Quiz | 0 | - | 5.00 | 4,776,980 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 149,512 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,371 |
| States of Mexico | 0 | - | 4.96 | 177,341 |
| States of Brazil | 0 | - | 4.97 | 89,020 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,407 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,242 |
| One Country By Letter By Continent | 0 | - | 5.00 | 124,912 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 84,758 |
| Countries that Beat Brazil | 0 | - | 4.49 | 68,975 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 334,024 |
| South American Geography Quiz #2 | 0 | - | 4.40 | 42,954 |
| U.S. Geography by Letter - N | 0 | - | 3.80 | 52,990 |
| U.S. Geography by Letter - E | 0 | - | 3.75 | 48,990 |
| U.S. Geography by Letter - F | 0 | - | 3.84 | 45,262 |
| U.S. Geography by Letter - O | 0 | - | 3.52 | 41,735 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 126,864 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,627 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,101 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,875 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,603 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,450,627 |
| Oceania Map Quiz | 0 | - | 4.98 | 656,992 |
| Africa Map Quiz | 0 | - | 5.00 | 2,124,440 |
| Asia Map Quiz | 0 | - | 4.99 | 921,864 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,295 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 429,837 |
| US States with an Empty Map | 0 | - | 5.00 | 626,908 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,625 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,999 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,753 |
| European Geography A-Z | 0 | - | 4.29 | 49,405 |
| Africa Capitals Quiz | 0 | - | 4.99 | 741,326 |
| Asia Capitals Quiz | 0 | - | 4.98 | 696,336 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 145,119 |
| Majority Muslim Countries | 0 | - | 4.98 | 376,355 |
| NATO Countries | 0 | - | 4.98 | 282,224 |
| EU Countries Quiz | 0 | - | 4.99 | 276,380 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,057 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 290,018 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 275,348 |
| Top Five Countries by Religion | 0 | - | 4.93 | 172,657 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,487 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 116,476 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 149,264 |
| The Only European Country ... | 0 | - | 4.91 | 218,006 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,197 |
| Countries with NO Military | 0 | - | 4.97 | 62,848 |
| Countries Bordering "U" Countries | 0 | - | 4.82 | 24,713 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,985 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,901 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,801 |
| Countries of Africa | 0 | - | 5.00 | 2,550,158 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,801 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,393 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,385,747 |
| United States Map Quiz | 0 | - | 4.98 | 4,166,140 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 51,111 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,588 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,334 |
| Australia Map Quiz | 0 | - | 4.95 | 345,581 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,490 |
| Rivers of the United States | 0 | - | 4.93 | 66,452 |
| African East Coast | 0 | - | 4.96 | 96,463 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,583 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 209,796 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,521 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,251,814 |
| Flags of Asia Quiz | 0 | - | 4.99 | 617,373 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,477 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,332,512 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 322,397 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 336,282 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,027,674 |
| Countries that Start with R | 0 | - | 4.43 | 449,082 |
| India A-Z | 0 | - | 4.42 | 34,213 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,636 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 642,582 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,315 |
| Flags of Africa Quiz | 0 | - | 5.00 | 474,851 |
| Flags of North and South America | 0 | - | 4.99 | 375,285 |
| Canada Provinces and Territories | 0 | - | 5.00 | 344,610 |
| Counties of England | 0 | - | 4.97 | 800,427 |
| U.S. States that Border Canada | 0 | - | 4.91 | 185,963 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,901 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,921 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,775 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,079 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,149 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,666 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,417 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,476 |
| Europe Capital to Country | 0 | - | 4.99 | 251,363 |
| Asia Capital to Country | 0 | - | 4.96 | 127,087 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,511 |
| European Capitals by Map | 0 | - | 4.99 | 141,077 |
| African Capitals by Map | 0 | - | 4.99 | 140,688 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,472 |
| Coldest World Capitals | 0 | - | 4.95 | 134,019 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,430 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,542 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,902 |
