| Asian Geography By Letter - B | 0 | - | 4.85 | 66,786 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,279 |
| 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 | 130,982 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,746 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,312 |
| European Geography By Letter - A | 0 | - | 4.52 | 147,171 |
| European Geography By Letter - B #1 | 0 | - | 4.69 | 120,574 |
| European Geography By Letter - C | 0 | - | 4.46 | 115,188 |
| European Geography By Letter - D | 0 | - | 4.50 | 109,496 |
| European Geography By Letter - L | 0 | - | 4.52 | 114,171 |
| European Geography By Letter - M | 0 | - | 4.69 | 131,604 |
| European Geography By Letter - N | 0 | - | 4.44 | 101,569 |
| European Geography By Letter - R | 0 | - | 4.43 | 94,147 |
| European Geography By Letter - V | 0 | - | 4.42 | 93,396 |
| Asian Geography by Letter - H | 0 | - | 4.50 | 65,900 |
| Asian Geography By Letter - M | 0 | - | 4.48 | 61,536 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 58,052 |
| Asian Geography by Letter - T | 0 | - | 4.51 | 57,515 |
| European Geography By Letter - T | 0 | - | 4.41 | 82,996 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 101,002 |
| South America Map Quiz | 0 | - | 5.00 | 1,553,045 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,304 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 74,379 |
| U.S. Geography by Letter - A | 0 | - | 4.37 | 63,402 |
| 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 | 54,259 |
| 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 | 36,576 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 40,462 |
| Countries that Start with A | 0 | - | 4.98 | 2,169,910 |
| Countries that Start with B | 0 | - | 4.95 | 2,300,945 |
| Countries that Start with C | 0 | - | 4.96 | 1,827,318 |
| Countries that Start with D | 0 | - | 4.96 | 713,436 |
| Countries that Start with E | 0 | - | 4.95 | 1,381,596 |
| Countries that Start with G | 0 | - | 4.97 | 1,507,873 |
| Countries that Start with H | 0 | - | 4.96 | 607,436 |
| Countries that Start with I | 0 | - | 4.92 | 1,291,827 |
| Countries that Start with J | 0 | - | 4.98 | 604,933 |
| Countries that Start with K | 0 | - | 4.97 | 818,576 |
| Countries that Start with L | 0 | - | 4.98 | 1,094,114 |
| Countries that Start with N | 0 | - | 4.93 | 1,121,162 |
| Countries that Start with P | 0 | - | 4.94 | 1,219,499 |
| Countries that Start with S | 0 | - | 4.98 | 1,759,529 |
| Countries that Start with T | 0 | - | 4.90 | 1,012,820 |
| Countries that Start with U | 0 | - | 4.97 | 906,545 |
| Countries that Start with V | 0 | - | 4.98 | 610,793 |
| Countries that Start with F | 0 | - | 4.83 | 619,647 |
| Countries that Start with M | 0 | - | 4.97 | 1,385,417 |
| Brazil Country Quiz | 0 | - | 4.52 | 102,124 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,677 |
| Peru Country Quiz | 0 | - | 4.54 | 48,824 |
| Chile Country Quiz | 0 | - | 4.75 | 40,184 |
| Ecuador Country Quiz | 0 | - | 4.60 | 31,950 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 903,390 |
| 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 | 125,466 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,134 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 62,076 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,672 |
| Monarchies of Europe | 0 | - | 4.90 | 98,512 |
| Monarchies of Asia | 0 | - | 4.97 | 71,337 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,124 |
| 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 | 40,452 |
| US States Quiz | 0 | - | 5.00 | 16,945,496 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,167 |
| European Geography By Letter - E | 0 | - | 4.23 | 114,396 |
| European Geography By Letter - F | 0 | - | 4.17 | 93,734 |
| European Geography By Letter - H | 0 | - | 4.30 | 96,597 |
| European Geography By Letter - G | 0 | - | 4.27 | 103,278 |
| European Geography By Letter - I | 0 | - | 4.09 | 96,015 |
| European Geography By Letter - K | 0 | - | 4.14 | 70,650 |
| European Geography By Letter - O | 0 | - | 4.29 | 63,131 |
| European Geography by Letter - W | 0 | - | 4.21 | 83,250 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 52,064 |
| Asian Geography by Letter - G | 0 | - | 4.36 | 51,327 |
| Asian Geography by Letter - I | 0 | - | 4.37 | 67,929 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,880 |
| Asian Geography by Letter - N | 0 | - | 4.34 | 50,350 |
| European Geography By Letter - S #2 | 0 | - | 4.20 | 51,521 |
| Central American Countries | 0 | - | 4.98 | 156,985 |
| 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 | 103,658 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,514 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,444 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,580 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,366 |
| Europe Map Quiz | 0 | - | 5.00 | 4,776,919 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 149,510 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,371 |
| States of Mexico | 0 | - | 4.96 | 177,335 |
| States of Brazil | 0 | - | 4.97 | 89,013 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,403 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,240 |
| One Country By Letter By Continent | 0 | - | 5.00 | 124,910 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 84,755 |
| Countries that Beat Brazil | 0 | - | 4.49 | 68,973 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 334,011 |
| South American Geography Quiz #2 | 0 | - | 4.40 | 42,945 |
| 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 | 126,859 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,624 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,098 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,873 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,603 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,450,606 |
| Oceania Map Quiz | 0 | - | 4.98 | 656,985 |
| Africa Map Quiz | 0 | - | 5.00 | 2,124,427 |
| Asia Map Quiz | 0 | - | 4.99 | 921,847 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,294 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 429,833 |
| US States with an Empty Map | 0 | - | 5.00 | 626,900 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,622 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,999 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,751 |
| European Geography A-Z | 0 | - | 4.29 | 49,405 |
| Africa Capitals Quiz | 0 | - | 4.99 | 741,320 |
| Asia Capitals Quiz | 0 | - | 4.98 | 696,329 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 145,115 |
| Majority Muslim Countries | 0 | - | 4.98 | 376,346 |
| NATO Countries | 0 | - | 4.98 | 282,216 |
| EU Countries Quiz | 0 | - | 4.99 | 276,375 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,055 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 290,012 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 275,345 |
| Top Five Countries by Religion | 0 | - | 4.93 | 172,654 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,487 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 116,473 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 149,263 |
| The Only European Country ... | 0 | - | 4.91 | 218,002 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,196 |
| Countries with NO Military | 0 | - | 4.97 | 62,846 |
| Countries Bordering "U" Countries | 0 | - | 4.82 | 24,710 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,984 |
| 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 | 2,550,093 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,800 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,393 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,385,737 |
| United States Map Quiz | 0 | - | 4.98 | 4,166,126 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 51,108 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,584 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,332 |
| Australia Map Quiz | 0 | - | 4.95 | 345,574 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,487 |
| Rivers of the United States | 0 | - | 4.93 | 66,452 |
| African East Coast | 0 | - | 4.96 | 96,462 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,581 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 209,793 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,520 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,251,789 |
| Flags of Asia Quiz | 0 | - | 4.99 | 617,362 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,476 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,332,510 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 322,397 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 336,280 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,027,657 |
| Countries that Start with R | 0 | - | 4.43 | 449,080 |
| India A-Z | 0 | - | 4.42 | 34,213 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,636 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 642,578 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,315 |
| Flags of Africa Quiz | 0 | - | 5.00 | 474,836 |
| Flags of North and South America | 0 | - | 4.99 | 375,275 |
| Canada Provinces and Territories | 0 | - | 5.00 | 344,604 |
| Counties of England | 0 | - | 4.97 | 800,421 |
| U.S. States that Border Canada | 0 | - | 4.91 | 185,961 |
| 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 | 182,075 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,146 |
| 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 | 251,361 |
| Asia Capital to Country | 0 | - | 4.96 | 127,083 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,509 |
| European Capitals by Map | 0 | - | 4.99 | 141,059 |
| African Capitals by Map | 0 | - | 4.99 | 140,663 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,460 |
| Coldest World Capitals | 0 | - | 4.95 | 134,018 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,424 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,542 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,902 |
