| African Countries by First 2 Letters | 0 | - | 4.96 | 267,692 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,244 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 321,144 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,856 |
| African East Coast | 0 | - | 4.96 | 95,708 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,841 |
| Countries with Four Letters | 0 | - | 4.99 | 421,135 |
| Famous People from Africa | 0 | - | 4.45 | 10,931 |
| Word Chain - Africa | 0 | - | 4.47 | 31,575 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,345 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,485 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,914 |
| Country Chain | 0 | - | 4.96 | 216,669 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 32,922 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,483 |
| African Great Lakes | 0 | - | 4.82 | 65,918 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,051 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 528,390 |
| Word Scramble - European Countries | 0 | - | 4.70 | 141,426 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 232,309 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,087 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 108,647 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 274,598 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 66,741 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,476 |
| African Physical Geography | 0 | - | 4.51 | 31,642 |
| Africa A-Z | 0 | - | 4.57 | 46,547 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,329 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,649 |
| Europe Map Quiz | 0 | - | 5.00 | 4,751,753 |
| Africa Map Quiz | 0 | - | 5.00 | 2,113,171 |
| African Countries That Have Been to the FIFA World Cup | 0 | - | 4.70 | 38,753 |
| Oceania Map Quiz | 0 | - | 4.98 | 639,752 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,071 |
| Australian Capitals | 0 | - | 4.92 | 62,684 |
| Name a Valid Answer - United States #1 | 0 | - | 4.61 | 93,800 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,947 |
| Official European Union Languages | 0 | - | 4.97 | 237,954 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,510 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,181 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,843 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,128 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,157 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,153 |
| German Groups of Things | 0 | - | 4.46 | 38,414 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,445,502 |
| Asia Map Quiz | 0 | - | 4.99 | 913,186 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,453 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,477 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,213 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,474 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,735 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,526 |
| Official Languages of South Africa | 0 | - | 4.56 | 26,132 |
| Geography of South Africa | 0 | - | 4.54 | 17,211 |
| History of South Africa | 0 | - | 4.60 | 17,654 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,381 |
| Word Chain - Australia | 0 | - | 4.37 | 38,104 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,521 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,534 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,318 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,633 |
| The Only European Country ... | 0 | - | 4.91 | 215,708 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,599 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,721 |
| Word Chain - Asia | 0 | - | 4.34 | 29,296 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 98,468 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,610,726 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 164,827 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 117,544 |
| Anagram Chain - Countries | 0 | - | 4.98 | 116,047 |
| One-Syllable Countries Quiz | 0 | - | 4.36 | 122,667 |
| One-Syllable World Capital Cities | 0 | - | 4.38 | 47,893 |
| Random Symbol to Element | 0 | - | 4.88 | 92,715 |
| Countries but all Vowels are Changed to O | 0 | - | 4.93 | 68,995 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 64,101 |
| Countries of Africa | 0 | - | 5.00 | 2,527,061 |
| Provinces of South Africa | 0 | - | 4.74 | 21,605 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,027 |
| Australia Map Quiz | 0 | - | 4.95 | 343,612 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,694 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,293 |
| South American Geography Quiz #1 | 0 | - | 4.62 | 32,543 |
| Word Chain - South America | 0 | - | 4.51 | 23,862 |
| United States Map Quiz | 0 | - | 4.98 | 4,151,117 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 745,896 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,715 |
| Celtic Nations | 0 | - | 4.69 | 46,894 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,586 |
| Word Chain - France | 0 | - | 4.38 | 42,720 |
| British Groups of Things | 0 | - | 4.25 | 82,817 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,008 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,380,291 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,096,643 |
| 7 Deadly Sins | 0 | - | 4.88 | 398,602 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 448,596 |
| Random Capital to Country | 0 | - | 4.99 | 2,586,511 |
| Random Country to Capital | 0 | - | 4.98 | 916,925 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,811 |
| Flags of Africa Quiz | 0 | - | 5.00 | 468,331 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,500 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,063 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,884 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,976 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,014 |
| African Island Countries | 0 | - | 4.96 | 101,324 |
| Australian States and Territories | 0 | - | 4.96 | 141,550 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,198 |
| Australia True or False | 0 | - | 4.87 | 56,736 |
| Flags of North and South America | 0 | - | 4.99 | 371,345 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,478 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,701 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,150 |
| South America Map Quiz | 0 | - | 5.00 | 1,546,383 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,019,405 |
| North America Map Quiz | 0 | - | 4.98 | 247,285 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,610 |
| Canada Provinces and Territories | 0 | - | 5.00 | 340,769 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 638,656 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,989 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,756 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,238,131 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,325,113 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,324 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,869 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,892 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,903 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,191 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,765 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 170,108 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,394 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,630 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,891 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,627 |
| Slavic Countries | 0 | - | 4.96 | 111,399 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,262 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 31,846 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 41,990 |
| Counties of England | 0 | - | 4.97 | 793,956 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 353,625 |
| Flags of Asia Quiz | 0 | - | 4.99 | 610,585 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,010 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,417 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,877 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,739 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,542 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,165 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,171 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,854 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,663 |
| Countries of the Middle East | 0 | - | 4.96 | 200,558 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,401 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 718,035 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,095,085 |
| Islands by Country #1 | 0 | - | 4.88 | 174,993 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,282 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,630 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,578 |
| Countries by Emojis | 0 | - | 4.99 | 238,312 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 199,305 |
| Top Five Countries By Category #3 | 0 | - | 4.81 | 170,538 |
| Countries With One Word And Two O's | 0 | - | 4.94 | 55,577 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 215,612 |
| Capital Cities Chain | 0 | - | 4.84 | 82,388 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,567 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 319,385 |
| Name a Valid Country #3 | 0 | - | 4.99 | 262,222 |
| Name a Valid Country #1 | 0 | - | 4.99 | 288,042 |
| Name a Valid Country #2 | 0 | - | 4.98 | 249,709 |
| Name a Valid Country #4 | 0 | - | 4.97 | 254,644 |
| Name a Valid Country #5 | 0 | - | 4.99 | 205,952 |
| Name a Valid Country #6 | 0 | - | 4.94 | 128,721 |
| Name a Valid Country #7 | 0 | - | 4.91 | 128,626 |
| Name a Valid Country #8 | 0 | - | 4.85 | 97,990 |
| States of India | 0 | - | 4.94 | 192,237 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,577 |
| African Geography A-Z | 0 | - | 4.33 | 21,456 |
| The Only African Country ... | 0 | - | 4.98 | 128,852 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,014 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,564 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,882 |
| Flags of Oceania | 0 | - | 5.00 | 257,718 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,214 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 145,065 |
| Australia Country Quiz | 0 | - | 4.43 | 69,493 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,402 |
| Regions of New Zealand | 0 | - | 4.85 | 28,437 |
| The Only American Country ... | 0 | - | 4.92 | 121,315 |
| Famous People from South America | 0 | - | 4.15 | 21,905 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,492 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 901,282 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,625 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,479 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,718 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,314 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,055 |
| American Foods | 0 | - | 3.66 | 39,347 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,282 |
| U.S. Groups of Four Quiz | 0 | - | 4.39 | 25,277 |
| U.S. Groups of Three Quiz | 0 | - | 4.04 | 20,858 |
