| Asian Geography By Letter - B | 0 | - | 4.85 | 65,980 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,307 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,304 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,044 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,274 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,527 |
| U.S. Geography by Letter - S | 0 | - | 4.54 | 52,072 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,412 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 70,819 |
| European Geography By Letter - A | 0 | - | 4.56 | 132,365 |
| European Geography By Letter - B #1 | 0 | - | 4.68 | 110,866 |
| European Geography By Letter - C | 0 | - | 4.46 | 111,799 |
| European Geography By Letter - D | 0 | - | 4.50 | 106,672 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,190 |
| European Geography By Letter - M | 0 | - | 4.61 | 128,845 |
| European Geography By Letter - N | 0 | - | 4.44 | 99,647 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,606 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,007 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,382 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,149 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,553 |
| Asian Geography by Letter - T | 0 | - | 4.50 | 57,059 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,276 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 99,575 |
| South America Map Quiz | 0 | - | 5.00 | 1,540,927 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,115 |
| U.S. Geography by Letter - C | 0 | - | 4.26 | 73,338 |
| U.S. Geography by Letter - A | 0 | - | 4.38 | 62,307 |
| U.S. Geography by Letter - D | 0 | - | 4.08 | 56,303 |
| U.S. Geography by Letter - T | 0 | - | 4.27 | 48,987 |
| U.S. Geography by Letter - P | 0 | - | 4.34 | 47,377 |
| U.S. Geography by Letter - M | 0 | - | 4.13 | 52,588 |
| U.S. Geography by Letter - L | 0 | - | 4.03 | 40,350 |
| U.S. Geography by Letter - G | 0 | - | 4.12 | 38,593 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 39,321 |
| Countries that Start with A | 0 | - | 4.97 | 2,146,160 |
| Countries that Start with B | 0 | - | 4.95 | 2,279,276 |
| Countries that Start with C | 0 | - | 4.96 | 1,809,835 |
| Countries that Start with D | 0 | - | 4.96 | 701,207 |
| Countries that Start with E | 0 | - | 4.95 | 1,367,137 |
| Countries that Start with G | 0 | - | 4.97 | 1,492,369 |
| Countries that Start with H | 0 | - | 4.96 | 597,665 |
| Countries that Start with I | 0 | - | 4.92 | 1,279,970 |
| Countries that Start with J | 0 | - | 4.98 | 595,740 |
| Countries that Start with K | 0 | - | 4.97 | 809,155 |
| Countries that Start with L | 0 | - | 4.98 | 1,082,585 |
| Countries that Start with N | 0 | - | 4.93 | 1,109,443 |
| Countries that Start with P | 0 | - | 4.94 | 1,208,279 |
| Countries that Start with S | 0 | - | 4.98 | 1,744,115 |
| Countries that Start with T | 0 | - | 4.90 | 1,003,991 |
| Countries that Start with U | 0 | - | 4.97 | 899,757 |
| Countries that Start with V | 0 | - | 4.98 | 604,926 |
| Countries that Start with F | 0 | - | 4.83 | 611,963 |
| Countries that Start with M | 0 | - | 4.97 | 1,373,007 |
| Brazil Country Quiz | 0 | - | 4.52 | 101,059 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,074 |
| Peru Country Quiz | 0 | - | 4.54 | 48,288 |
| Chile Country Quiz | 0 | - | 4.75 | 39,712 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,709 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,363 |
| South American Geography Quiz #2 | 0 | - | 4.62 | 39,187 |
| South American Geography Quiz #1 | 0 | - | 4.73 | 32,466 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,838 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,628 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,534 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,090 |
| Monarchies of Europe | 0 | - | 4.90 | 97,284 |
| Monarchies of Asia | 0 | - | 4.97 | 70,583 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,421 |
| Which South American Country? | 0 | - | 4.69 | 51,713 |
| Countries Closest to United States A-Z | 0 | - | 4.81 | 117,386 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 39,968 |
| US States Quiz | 0 | - | 5.00 | 16,693,981 |
| Asian Geography By Letter - S | 0 | - | 4.18 | 55,910 |
| European Geography By Letter - E | 0 | - | 4.23 | 112,178 |
| European Geography By Letter - F | 0 | - | 4.17 | 91,440 |
| European Geography By Letter - H | 0 | - | 4.30 | 94,869 |
| European Geography By Letter - G | 0 | - | 4.25 | 101,244 |
| European Geography By Letter - I | 0 | - | 4.10 | 94,462 |
| European Geography By Letter - K | 0 | - | 4.14 | 69,137 |
| European Geography By Letter - O | 0 | - | 4.28 | 61,903 |
| European Geography by Letter - W | 0 | - | 4.20 | 82,283 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 51,682 |
| Asian Geography by Letter - G | 0 | - | 4.35 | 50,984 |
| Asian Geography by Letter - I | 0 | - | 4.36 | 67,502 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,491 |
| Asian Geography by Letter - N | 0 | - | 4.33 | 49,999 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 50,493 |
| Central American Countries | 0 | - | 4.98 | 155,000 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,057 |
| Richest Countries A-Z | 0 | - | 4.92 | 101,804 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,214 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,089 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,481 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,370 |
| Europe Map Quiz | 0 | - | 5.00 | 4,730,094 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 145,806 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,758 |
| States of Mexico | 0 | - | 4.95 | 173,281 |
| States of Brazil | 0 | - | 4.98 | 86,332 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,908 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,125 |
| One Country By Letter By Continent | 0 | - | 5.00 | 121,598 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,077 |
| Countries that Beat Brazil | 0 | - | 4.49 | 67,860 |
| Ecuador Country Quiz | 0 | - | 4.60 | 31,597 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,841 |
| U.S. Geography by Letter - N | 0 | - | 3.79 | 52,146 |
| U.S. Geography by Letter - E | 0 | - | 3.73 | 48,188 |
| U.S. Geography by Letter - F | 0 | - | 3.86 | 44,442 |
| U.S. Geography by Letter - O | 0 | - | 3.43 | 33,790 |
| U.S. Geography by Letter - R | 0 | - | 4.15 | 30,265 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 124,170 |
| U.S. Cities A-Z by Clue | 0 | - | 4.36 | 39,656 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,877 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,048 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,374 |
| Mexico Country Quiz | 0 | - | 4.49 | 71,960 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,439,449 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,073 |
| Africa Map Quiz | 0 | - | 5.00 | 2,103,831 |
| Asia Map Quiz | 0 | - | 4.99 | 906,717 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,313 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,792 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,074 |
| US States with an Empty Map | 0 | - | 5.00 | 618,591 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,665 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,542 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,886 |
| European Geography A-Z | 0 | - | 4.28 | 48,986 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,967 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,600 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,312 |
| Majority Muslim Countries | 0 | - | 4.98 | 368,369 |
| NATO Countries | 0 | - | 4.98 | 275,544 |
| EU Countries Quiz | 0 | - | 4.99 | 269,772 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,905 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 284,800 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 268,112 |
| Top Five Countries by Religion | 0 | - | 4.93 | 168,983 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,779 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,479 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 146,700 |
| The Only European Country ... | 0 | - | 4.91 | 213,728 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,049 |
| Countries with NO Military | 0 | - | 4.97 | 61,142 |
| Countries Bordering "U" Countries | 0 | - | 4.82 | 24,056 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,461 |
| Countries by Number of Books Published | 0 | - | 4.95 | 71,887 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,182 |
| Countries of Africa | 0 | - | 5.00 | 2,506,709 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,283 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,422 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,375,622 |
| United States Map Quiz | 0 | - | 4.98 | 4,141,203 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,767 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,424 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,897 |
| Australia Map Quiz | 0 | - | 4.94 | 342,401 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,238 |
| Rivers of the United States | 0 | - | 4.93 | 65,488 |
| African East Coast | 0 | - | 4.96 | 95,008 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 51,934 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,613 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,018 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,225,890 |
| Flags of Asia Quiz | 0 | - | 4.99 | 605,249 |
| European Cities A-Z by Clue #1 | 0 | - | 4.25 | 77,372 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,169 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,442 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 316,894 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 332,753 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,285 |
| Countries that Start with R | 0 | - | 4.43 | 443,461 |
| India A-Z | 0 | - | 4.42 | 33,914 |
| Cuba Country Quiz | 0 | - | 4.69 | 51,152 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,783 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,635 |
| Flags of Africa Quiz | 0 | - | 5.00 | 463,020 |
| Flags of North and South America | 0 | - | 4.99 | 366,822 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,737 |
| Counties of England | 0 | - | 4.97 | 788,927 |
| U.S. States that Border Canada | 0 | - | 4.91 | 182,348 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.53 | 64,410 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.77 | 63,391 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 41,560 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,948 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,318 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,757 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,644 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,386 |
| Europe Capital to Country | 0 | - | 4.99 | 247,484 |
| Asia Capital to Country | 0 | - | 4.96 | 125,711 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,402 |
| European Capitals by Map | 0 | - | 4.99 | 136,159 |
| African Capitals by Map | 0 | - | 4.99 | 132,114 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,096 |
| Coldest World Capitals | 0 | - | 4.95 | 133,030 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,080 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,149 |
