| Count to 10 in Europe: Pro | 0 | - | 4.80 | 61,034 |
| Official European Union Languages | 0 | - | 4.98 | 200,644 |
| European Countries in their Native Language | 0 | - | 4.99 | 144,066 |
| European Countries by First 2 Letters | 0 | - | 4.96 | 457,721 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 386,747 |
| Slavic Languages | 0 | - | 4.58 | 48,783 |
| Countries that Beat Switzerland | 0 | - | 4.85 | 37,680 |
| Europe Geography Decoder | 0 | - | 4.89 | 63,342 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.83 | 39,071 |
| Celtic Nations | 0 | - | 4.76 | 44,670 |
| Add A Letter - Make a European City | 0 | - | 4.86 | 20,871 |
| Top European Languages on a Map | 0 | - | 4.76 | 118,320 |
| Top Asian Languages on a Map | 0 | - | 4.94 | 60,769 |
| Countries where Arabic is an Official Language | 0 | - | 4.84 | 52,084 |
| Top African Languages on a Map | 0 | - | 4.92 | 53,250 |
| Third Most Common Language by U.S. State | 0 | - | 4.91 | 107,127 |
| Most Spoken Languages in Canada | 0 | - | 4.82 | 47,141 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.90 | 79,737 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 285,684 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 116,270 |
| Germany Multiple Choice | 0 | - | 4.81 | 49,423 |
| Languages of the United Kingdom | 0 | - | 4.10 | 38,355 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.71 | 53,877 |
| States of the German Confederation in 1848 | 0 | - | 4.83 | 26,576 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 31,878 |
| Regions of Spain Quiz | 0 | - | 4.85 | 95,146 |
| Cantons of Switzerland | 0 | - | 4.96 | 40,419 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 271,185 |
| Champions League Winners | 0 | - | 4.91 | 855,572 |
| Catholic Countries in Europe | 0 | - | 4.87 | 83,831 |
| Federal Subjects of Russia | 0 | - | 4.95 | 112,768 |
| States of Germany | 0 | - | 4.93 | 123,973 |
| Germany Immigration by Country | 0 | - | 4.90 | 69,864 |
| Counties of Ireland | 0 | - | 4.89 | 159,414 |
| Regions of Italy | 0 | - | 4.88 | 60,565 |
| Countries Surrounding Rome | 0 | - | 4.96 | 46,648 |
| Spanish Immigration by Country | 0 | - | 4.63 | 51,923 |
| England or Wales? | 0 | - | 4.93 | 40,304 |
| All Champions League Teams Ever | 0 | - | 4.89 | 104,724 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 255,606 |
| African Countries by First 2 Letters | 0 | - | 4.95 | 245,027 |
| Pre-Euro Currencies | 0 | - | 4.42 | 49,454 |
| Word Scramble - European Countries | 0 | - | 4.72 | 113,978 |
| Top 20 Football Clubs in Europe | 0 | - | 4.50 | 85,956 |
| Category Elimination - European Geography #1 | 0 | - | 4.97 | 201,152 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 247,318 |
| Languages of Spain | 0 | - | 4.34 | 21,364 |
| Geography of the Dutch Empire | 0 | - | 4.70 | 32,464 |
| Countries of the Spanish Empire | 0 | - | 4.51 | 74,754 |
| Most-Spoken Languages of the United States | 0 | - | 4.45 | 163,797 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 56,432 |
| Russia Multiple Choice | 0 | - | 4.55 | 38,126 |
| Italy Multiple Choice | 0 | - | 4.74 | 94,006 |
| Spanish-Speaking Countries | 0 | - | 4.94 | 341,342 |
| Top World Languages | 0 | - | 4.91 | 708,770 |
| Ancient Roman Trivia #1 | 0 | - | 4.84 | 71,762 |
| Roman Emperors | 0 | - | 4.95 | 96,052 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.40 | 30,541 |
| Australian Capitals | 0 | - | 4.92 | 60,767 |
| Europe Map Quiz | 0 | - | 5.00 | 4,298,579 |
| Capitals of German States | 0 | - | 4.71 | 27,216 |
| Chancellors of Germany, 1949–present | 0 | - | 4.55 | 19,457 |
| The Trojan War | 0 | - | 4.81 | 35,975 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 584,922 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.81 | 85,580 |
| Capitals of Italian Regions | 0 | - | 4.52 | 26,151 |
| Countries by Official Language | 0 | - | 4.96 | 172,810 |
| Places in their Native Language #1 | 0 | - | 4.86 | 210,793 |
| Places in their Native Language #2 | 0 | - | 4.88 | 113,328 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.92 | 249,491 |
| Countries in their Native Language | 0 | - | 4.98 | 178,450 |
| Countries With the Most English Speakers | 0 | - | 4.87 | 91,546 |
| Provinces of the Netherlands | 0 | - | 4.61 | 33,367 |
| 100 Greatest Britons Quiz | 0 | - | 4.43 | 46,041 |
| British Acronyms | 0 | - | 4.41 | 43,401 |
| Foods in a Full English Breakfast | 0 | - | 4.41 | 73,529 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,346,096 |
| Asia Map Quiz | 0 | - | 4.99 | 786,779 |
| Africa Map Quiz | 0 | - | 5.00 | 1,940,982 |
| Oceania Map Quiz | 0 | - | 4.98 | 568,722 |
| European Geography By Letter - A | 0 | - | 4.51 | 124,550 |
| European Geography By Letter - B #1 | 0 | - | 4.72 | 103,705 |
| European Geography By Letter - C | 0 | - | 4.43 | 105,060 |
| European Geography By Letter - D | 0 | - | 4.53 | 99,662 |
| European Geography By Letter - L | 0 | - | 4.51 | 105,228 |
| European Geography By Letter - M | 0 | - | 4.55 | 114,564 |
| European Geography By Letter - P | 0 | - | 4.79 | 89,808 |
| European Geography By Letter - N | 0 | - | 4.43 | 93,544 |
| European Geography By Letter - V | 0 | - | 4.45 | 86,550 |
| Europe Geography Quiz #1 | 0 | - | 4.53 | 67,144 |
| Europe Geography Quiz #2 | 0 | - | 4.56 | 67,602 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 66,265 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 57,923 |
| European Geography By Letter - S #1 | 0 | - | 4.58 | 94,010 |
| Country Codes of Europe | 0 | - | 3.34 | 12,758 |
| European Geography By Letter - B #2 | 0 | - | 4.74 | 62,190 |
| French Geography Quiz #1 | 0 | - | 4.86 | 31,099 |
| Regions of France | 0 | - | 4.63 | 100,691 |
| France Immigration by Country | 0 | - | 4.80 | 69,056 |
| German Groups of Things | 0 | - | 4.43 | 35,997 |
| Germany True or False? | 0 | - | 4.63 | 44,523 |
| Largest Islands of Greece | 0 | - | 4.57 | 39,885 |
| The Vikings! | 0 | - | 4.45 | 27,120 |
| The Portuguese Empire | 0 | - | 4.54 | 11,343 |
| British Words Quiz #2 | 0 | - | 4.04 | 106,918 |
| Official Languages of South Africa | 0 | - | 4.54 | 24,919 |
| European Physical Geography | 0 | - | 4.20 | 31,938 |
| History of Russia Quiz | 0 | - | 4.48 | 29,883 |
| Geography of Russia | 0 | - | 4.54 | 20,191 |
| History of Austria | 0 | - | 4.68 | 16,405 |
| Geography of the French Empire | 0 | - | 4.49 | 25,436 |
| The French Revolution | 0 | - | 4.45 | 21,939 |
| France Multiple Choice | 0 | - | 4.40 | 38,653 |
| Olympian Gods Quiz | 0 | - | 4.96 | 457,575 |
| Name that Greek Letter | 0 | - | 4.94 | 296,148 |
| History of Ireland Quiz | 0 | - | 4.44 | 18,929 |
| History of Italy | 0 | - | 4.49 | 29,811 |
| Sweden Immigration by Country | 0 | - | 4.66 | 42,360 |
| Kings of Spain Quiz | 0 | - | 4.12 | 12,846 |
| United Kingdom A-Z | 0 | - | 4.53 | 80,961 |
| Beatles Songs Quiz | 0 | - | 4.95 | 208,100 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 274,063 |
| Champions League Top 4 | 0 | - | 4.79 | 105,553 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 80,043 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,282,333 |
| Countries of Africa | 0 | - | 5.00 | 2,171,417 |
| African East Coast | 0 | - | 4.97 | 84,340 |
| Western Africa Map Quiz | 0 | - | 4.97 | 61,009 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 40,430 |
| Australia Map Quiz | 0 | - | 4.95 | 319,962 |
| American Countries on the Pacific Coast | 0 | - | 4.81 | 46,177 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 195,498 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.93 | 86,668 |
| Countries That Use the Euro | 0 | - | 4.92 | 63,284 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 336,105 |
| 10 Easternmost Countries in Europe | 0 | - | 4.85 | 92,517 |
| The Only European Country ... | 0 | - | 4.94 | 178,874 |
| Slovakia... or Slovenia? | 0 | - | 4.79 | 39,698 |
| Capitals of French Regions | 0 | - | 4.40 | 14,781 |
| Presidents of France | 0 | - | 4.23 | 20,257 |
| History of France Quiz | 0 | - | 4.55 | 39,709 |
| Ancient Greek Words | 0 | - | 4.90 | 97,643 |
| Capitals in their Native Languages | 0 | - | 4.95 | 127,573 |
| German-Speaking Countries | 0 | - | 4.88 | 117,594 |
| French Food Words | 0 | - | 4.81 | 175,551 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 399,986 |
| Two Letter Roman Numerals | 0 | - | 4.98 | 48,763 |
| History of The Netherlands | 0 | - | 4.42 | 15,781 |
| History of Spain Quiz | 0 | - | 4.33 | 19,579 |
| Canary Islands | 0 | - | 4.61 | 16,564 |
| Switzerland Immigration by Country | 0 | - | 4.79 | 21,207 |
| British Words Quiz #1 | 0 | - | 3.78 | 236,190 |
| British Foods | 0 | - | 3.85 | 47,058 |
| British Spellings Quiz | 0 | - | 4.04 | 94,696 |
| British Groups of Things | 0 | - | 4.26 | 80,159 |
| British and American Word Differences | 0 | - | 2.66 | 44,408 |
| United Kingdom Decoder | 0 | - | 4.27 | 38,745 |
| British Monopoly Board | 0 | - | 4.51 | 39,255 |
| British Geography Quiz #2 | 0 | - | 4.28 | 26,343 |
| Bridges of London | 0 | - | 4.11 | 9,365 |
| British Sport Trivia | 0 | - | 4.32 | 19,268 |
| Famous Welsh People | 0 | - | 4.12 | 9,272 |
| East Asia Cities Map Quiz | 0 | - | 4.97 | 100,270 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 125,748 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 88,797 |
| 10 Easternmost Countries in Asia | 0 | - | 4.98 | 96,660 |
| Countries of Asia with Two or More Words | 0 | - | 4.95 | 111,124 |
| Asian Countries Ending in "IA" | 0 | - | 4.94 | 93,707 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 210,530 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.96 | 36,296 |
| Countries of the Middle East | 0 | - | 4.96 | 173,838 |
| Officially Recognized Languages of India | 0 | - | 4.38 | 27,984 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 91,757 |
| Landlocked Countries in Africa | 0 | - | 4.98 | 19,577 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 197,801 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 104,774 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 130,964 |
| African Countries with the Shortest Names | 0 | - | 4.97 | 119,492 |
| African Island Countries | 0 | - | 4.96 | 89,429 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 223,208 |
| Australian States and Territories | 0 | - | 4.96 | 129,089 |
| Australia True or False | 0 | - | 4.90 | 51,440 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 107,099 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 132,355 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 106,977 |
| North America Map Quiz | 0 | - | 4.98 | 199,284 |
| United States Map Quiz | 0 | - | 4.98 | 3,905,427 |
| Canada Geography Trivia | 0 | - | 4.81 | 44,851 |
| Straight Shot to Antarctica | 0 | - | 4.90 | 37,377 |
| European Geography By Letter - E | 0 | - | 4.21 | 105,559 |
| European Geography By Letter - F | 0 | - | 4.16 | 85,383 |
| European Geography By Letter - H | 0 | - | 4.31 | 88,997 |
| European Geography By Letter - G | 0 | - | 4.25 | 95,213 |
| European Geography By Letter - I | 0 | - | 4.10 | 88,894 |
| European Geography By Letter - K | 0 | - | 4.17 | 64,603 |
| European Geography By Letter - O | 0 | - | 4.27 | 57,855 |
| European Geography By Letter - R | 0 | - | 4.40 | 87,632 |
| European Geography by Letter - W | 0 | - | 4.22 | 78,329 |
| European Geography By Letter - T | 0 | - | 4.39 | 70,973 |
| Europe Geography Quiz #3 | 0 | - | 4.32 | 60,005 |
