| Europe Geography Decoder | 0 | - | 4.86 | 69,867 |
| 4-Letter Geography Chain #1 | 0 | - | 4.81 | 169,821 |
| United States Map Quiz | 0 | - | 4.98 | 4,153,419 |
| Four Letter African Geography | 0 | - | 4.67 | 19,133 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,353 |
| Four Letter European Geography #2 | 0 | - | 4.57 | 20,351 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,503 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,067 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,252 |
| South America Map Quiz | 0 | - | 5.00 | 1,547,065 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,020,201 |
| North America Map Quiz | 0 | - | 4.98 | 247,549 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,635 |
| Canada Provinces and Territories | 0 | - | 5.00 | 341,118 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 639,040 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,023 |
| Country Chain | 0 | - | 4.96 | 216,768 |
| Name a Valid Answer - United States #1 | 0 | - | 4.61 | 93,838 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 321,306 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 901,424 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,685 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,528 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,809 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,345 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,136 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,313 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,717 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,802 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 80,653 |
| Two Letter Answers #2 | 0 | - | 4.43 | 86,294 |
| One Letter Answers #1 | 0 | - | 4.47 | 77,488 |
| Four Letter Geography #1 | 0 | - | 4.69 | 89,308 |
| Five Letter Geography #3 | 0 | - | 4.61 | 131,368 |
| Six Letter Geography #1 | 0 | - | 4.42 | 114,552 |
| Six Letter Geography #2 | 0 | - | 4.68 | 67,573 |
| Six Letter Geography #3 | 0 | - | 4.52 | 81,658 |
| Seven Letter Geography #1 | 0 | - | 4.52 | 72,393 |
| Seven Letter Geography #3 | 0 | - | 4.50 | 37,995 |
| Eight Letter Geography #1 | 0 | - | 4.45 | 38,521 |
| Five Letter Geography #1 | 0 | - | 4.48 | 151,496 |
| Five Letter Geography #4 | 0 | - | 4.78 | 84,856 |
| Five Letter Geography - Hero Mode | 0 | - | 4.63 | 35,551 |
| Four Letter European Geography #1 | 0 | - | 4.40 | 28,032 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,192 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,316 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,766 |
| Word Chain - South America | 0 | - | 4.51 | 23,869 |
| Central American Countries | 0 | - | 4.98 | 155,851 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 147,683 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 528,595 |
| Word Scramble - European Countries | 0 | - | 4.73 | 141,474 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 108,681 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 274,717 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 66,783 |
| 4-Letter Music Chain | 0 | - | 4.48 | 53,312 |
| 4-Letter Geography Chain #2 | 0 | - | 4.53 | 87,570 |
| 4-Letter History Chain #1 | 0 | - | 4.41 | 84,945 |
| 5-Letter History Chain #3 | 0 | - | 4.47 | 66,353 |
| 6-Letter History Chain #2 | 0 | - | 4.51 | 57,455 |
| 5-Letter History Chain #1 | 0 | - | 4.54 | 102,124 |
| 4-Letter Movie Chain #3 | 0 | - | 4.50 | 59,481 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,821 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,366 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 159,750 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,491 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,032 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,414 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,099 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.85 | 67,359 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 212,014 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,608 |
| Two Letter Answers #4 | 0 | - | 4.27 | 88,809 |
| Two Letter Answers #1 | 0 | - | 4.31 | 108,646 |
| Three Letter Answers #2 | 0 | - | 4.09 | 71,692 |
| Two Letter Answers #3 | 0 | - | 4.15 | 82,586 |
| Three Letter Answers #1 | 0 | - | 4.32 | 73,973 |
| Four Letter Geography #2 | 0 | - | 4.39 | 63,915 |
| Three Letter Geography | 0 | - | 4.29 | 74,734 |
| Five Letter Geography #2 | 0 | - | 4.30 | 88,535 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 219,072 |
| Canada Geography Trivia | 0 | - | 4.80 | 47,493 |
| Famous People from Africa | 0 | - | 4.45 | 10,936 |
| Word Chain - Africa | 0 | - | 4.47 | 31,579 |
| Famous People from South America | 0 | - | 4.15 | 21,913 |
| U.S. Groups of Four Quiz | 0 | - | 4.39 | 25,287 |
| U.S. Groups of Three Quiz | 0 | - | 4.04 | 20,866 |
| Canada Decoder | 0 | - | 4.12 | 18,702 |
| Europe Map Quiz | 0 | - | 5.00 | 4,754,629 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,347 |
| Three Letter Body Parts | 0 | - | 4.40 | 205,505 |
| Three Letter Acronyms #1 | 0 | - | 4.14 | 67,567 |
| Four-Letter Acronyms | 0 | - | 4.32 | 113,169 |
| Three-Letter Acronyms #2 | 0 | - | 4.23 | 46,377 |
| One-Syllable Human Body Parts | 0 | - | 4.29 | 88,052 |
| 5-Letter Geography Chain #1 | 0 | - | 4.21 | 131,084 |
| 5-Letter Geography Chain #2 | 0 | - | 4.39 | 127,116 |
| 6-Letter Geography Chain #1 | 0 | - | 4.28 | 96,075 |
| 4-Letter Movie Chain #1 | 0 | - | 4.37 | 109,620 |
| 5-Letter Movie Chain #1 | 0 | - | 4.05 | 68,482 |
| 5-Letter Music Chain | 0 | - | 4.12 | 85,499 |
| 6-Letter Geography Chain #2 | 0 | - | 4.40 | 71,174 |
| 5-Letter Geography Chain #3 | 0 | - | 4.25 | 73,574 |
| 5-Letter History Chain #2 | 0 | - | 4.25 | 68,927 |
| 6-Letter History Chain #1 | 0 | - | 4.28 | 69,963 |
| 4-Letter History Chain #2 | 0 | - | 4.35 | 58,205 |
| 4-Letter History Chain #3 | 0 | - | 4.38 | 60,246 |
| 5-Letter Movie Chain #2 | 0 | - | 4.33 | 48,398 |
| 5-Letter Movie Chain #3 | 0 | - | 4.33 | 39,133 |
| 4-Letter Movie Chain #2 | 0 | - | 4.36 | 56,634 |
| 4-Letter Geography Chain #3 | 0 | - | 4.39 | 65,778 |
| Africa Map Quiz | 0 | - | 5.00 | 2,114,341 |
| Oceania Map Quiz | 0 | - | 4.98 | 640,354 |
| Australian Capitals | 0 | - | 4.92 | 62,693 |
| Famous Caribbean People | 0 | - | 4.37 | 12,601 |
| Territories of the United States | 0 | - | 4.79 | 52,321 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.79 | 39,568 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 175,238 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 52,064 |
| New York City Geography | 0 | - | 4.42 | 33,051 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,504 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,982 |
| Official European Union Languages | 0 | - | 4.97 | 238,080 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,585 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,422 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,446,345 |
| Asia Map Quiz | 0 | - | 4.99 | 914,208 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,328 |
| Best-Selling Video Game Consoles | 0 | - | 4.82 | 273,332 |
| 3 and 4 Letter Fruits and Vegetables | 0 | - | 3.99 | 53,171 |
| Seven Letter Geography #2 | 0 | - | 4.27 | 26,332 |
| Eight Letter Geography #2 | 0 | - | 4.02 | 19,282 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,120 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,571 |
| African East Coast | 0 | - | 4.96 | 95,782 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,593 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,435 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,244 |
| Islands of the Galápagos | 0 | - | 4.54 | 4,768 |
| Caribbean Countries and Territories | 0 | - | 4.80 | 112,676 |
| Native American Tribes in the US | 0 | - | 4.72 | 25,443 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,674 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,567 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,473 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,780 |
| The Only European Country ... | 0 | - | 4.91 | 215,915 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,722 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,744 |
| Word Chain - Asia | 0 | - | 4.34 | 29,297 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,593 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,613,208 |
| Italian Name Translation | 0 | - | 4.82 | 46,315 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 110,524 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 165,003 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 117,701 |
| Anagram Chain - Countries | 0 | - | 4.98 | 116,120 |
| Geography Quiz for Dummies | 0 | - | 4.87 | 108,443 |
| Geographic Groups of Two #1 | 0 | - | 4.99 | 236,634 |
| Three Letter Animals Quiz | 0 | - | 3.96 | 300,800 |
| Three-Letter Acronyms #3 | 0 | - | 4.10 | 29,944 |
| One Syllable Team Names | 0 | - | 4.18 | 14,216 |
| 5-Letter Literature Chain | 0 | - | 4.29 | 54,748 |
| 4-Letter Literature Chain | 0 | - | 4.39 | 42,340 |
| Random Symbol to Element | 0 | - | 4.88 | 92,846 |
| French Food Words | 0 | - | 4.80 | 194,547 |
| Name a Valid World City | 0 | - | 4.83 | 70,901 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 69,107 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 64,181 |
| Countries of Africa | 0 | - | 5.00 | 2,529,170 |
| Australia Map Quiz | 0 | - | 4.95 | 343,771 |
| Pixelated Americas Map | 0 | - | 4.39 | 47,076 |
| History of Mexico | 0 | - | 4.58 | 15,290 |
| U.S. Federal Holidays | 0 | - | 4.33 | 99,422 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 746,116 |
| Top U.S. Cash Crops | 0 | - | 4.39 | 62,252 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,694 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,600 |
| 75 Americans Named John | 0 | - | 4.41 | 23,888 |
| Largest Asian-American Ethnic Groups | 0 | - | 4.11 | 40,955 |
| U.S. States with the Most Expensive Home Prices | 0 | - | 4.48 | 99,565 |
| U.S. States with the Cheapest Home Prices | 0 | - | 4.72 | 32,969 |
| Top 10 Most African-American U.S. States | 0 | - | 4.46 | 74,561 |
| Top 10 Most Asian U.S. States | 0 | - | 4.80 | 75,111 |
| Top 10 Most Obese U.S. States | 0 | - | 4.54 | 81,339 |
| Top 10 Least Obese U.S. States | 0 | - | 4.75 | 73,615 |
| Top 10 Least-Educated U.S. States | 0 | - | 4.43 | 90,744 |
| Top 10 Most-Educated U.S. States | 0 | - | 4.48 | 84,712 |
| U.S. States with the Highest Rates of Homelessness | 0 | - | 4.43 | 52,350 |
| Top 10 Most White U.S. States | 0 | - | 4.49 | 82,370 |
| Top 10 Most German U.S. States | 0 | - | 4.48 | 59,881 |
| Slowest Growing U.S. States Since 1960 | 0 | - | 4.43 | 46,811 |
| Canadian Geography on the Map | 0 | - | 4.55 | 26,291 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,887 |
| Celtic Nations | 0 | - | 4.69 | 46,905 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,380,664 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,097,731 |
| 7 Deadly Sins | 0 | - | 4.88 | 398,980 |
| Disney Animated Characters | 0 | - | 4.88 | 600,921 |
| Conspiracy Theories – Mostly U.S. | 0 | - | 4.44 | 56,444 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 448,774 |
| Countries with Four Letters | 0 | - | 4.99 | 421,394 |
