| States of India | 0 | - | 4.94 | 190,633 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,255 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,291 |
| States of India Map Quiz | 0 | - | 4.82 | 26,094 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 108,289 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 273,254 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,583 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,089,639 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 163,491 |
| Solve the Secret Country #2 | 0 | - | 4.85 | 116,374 |
| Anagram Chain - Countries | 0 | - | 4.99 | 115,395 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 63,372 |
| India Cities Map Quiz | 0 | - | 4.63 | 60,752 |
| Countries of the Indian Diaspora | 0 | - | 4.46 | 53,951 |
| Asia Geography Quiz #1 | 0 | - | 4.78 | 53,344 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,357 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,171 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,786 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 228,981 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,251 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,277 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,030 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,426 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,073 |
| Provinces of Turkey | 0 | - | 4.95 | 201,849 |
| Provinces of China | 0 | - | 4.97 | 200,657 |
| Japanese Prefectures | 0 | - | 4.98 | 134,897 |
| India Country Quiz | 0 | - | 4.44 | 129,752 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 319,556 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,820 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,404 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,341 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,826 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,462 |
| Word Chain - Asia | 0 | - | 4.34 | 29,233 |
| Countries Closest to Yemen | 0 | - | 4.91 | 22,340 |
| Bhutan Country Quiz | 0 | - | 4.87 | 24,064 |
| Countries Bordering India | 0 | - | 4.98 | 162,663 |
| Countries Closest to India | 0 | - | 4.97 | 102,262 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,668 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,685 |
| Word Scramble - European Countries | 0 | - | 4.70 | 141,059 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,221 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 43,339 |
| China's Territorial Disputes | 0 | - | 4.44 | 35,481 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,010 |
| The Life of Gandhi | 0 | - | 4.37 | 13,021 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,706 |
| Asian Cities A-Z by Clue | 0 | - | 4.51 | 34,603 |
| Asian Physical Geography | 0 | - | 4.61 | 35,386 |
| East Asian Islands on the Map | 0 | - | 4.54 | 32,950 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.39 | 32,444 |
| Asia's Busiest Airports | 0 | - | 4.77 | 52,351 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,552 |
| Solve the Secret Capital City | 0 | - | 4.80 | 162,836 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,343 |
| Famous People from Africa | 0 | - | 4.45 | 10,869 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 32,821 |
| Word Chain - Africa | 0 | - | 4.47 | 31,452 |
| Name a Valid Answer - United States #1 | 0 | - | 4.61 | 93,512 |
| Europe Map Quiz | 0 | - | 5.00 | 4,735,118 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 71,024 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,660 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 69,981 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 61,021 |
| German Groups of Things | 0 | - | 4.46 | 38,326 |
| Asian Islands | 0 | - | 4.49 | 20,775 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 70,871 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,433 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,195 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,603 |
| Asian Geography by Letter - T | 0 | - | 4.50 | 57,111 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 35,929 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 42,757 |
| Middle East A-Z | 0 | - | 4.47 | 45,831 |
| Provinces of the Philippines | 0 | - | 4.56 | 48,430 |
| Dynasties of China | 0 | - | 4.64 | 27,647 |
| Overseas Chinese Population | 0 | - | 4.55 | 43,197 |
| Things that Have Been Banned in China | 0 | - | 4.31 | 57,991 |
| Word Scramble - Colors | 0 | - | 4.20 | 77,577 |
| Word Scramble - Musical Instruments | 0 | - | 4.31 | 59,621 |
| Christmas Word Scramble | 0 | - | 4.36 | 41,748 |
| Halloween Scramble | 0 | - | 4.14 | 31,640 |
| Word Scramble - Cities #2 | 0 | - | 4.54 | 25,042 |
| Word Scramble - National Capitals | 0 | - | 4.20 | 484,786 |
| Bangladesh Country Quiz | 0 | - | 4.78 | 42,845 |
| Pakistan Country Quiz | 0 | - | 4.54 | 61,340 |
| History of India | 0 | - | 4.61 | 21,302 |
| Africa Map Quiz | 0 | - | 5.00 | 2,105,918 |
| Oceania Map Quiz | 0 | - | 4.98 | 636,195 |
| Australian Capitals | 0 | - | 4.92 | 62,603 |
| Word Chain - Australia | 0 | - | 4.37 | 38,027 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 68,668 |
| Official European Union Languages | 0 | - | 4.97 | 237,129 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,003 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,587 |
| Word Scramble - European Cities | 0 | - | 3.81 | 18,799 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,441,917 |
| Asia Map Quiz | 0 | - | 4.99 | 908,022 |
| A Quiz About Islam | 0 | - | 4.31 | 48,237 |
| Word Chain - The Middle East | 0 | - | 4.00 | 14,985 |
| Countries That Don't Recognize Israel | 0 | - | 4.63 | 34,497 |
| Largest Indonesian Islands | 0 | - | 4.75 | 49,709 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 139,042 |
| History of China | 0 | - | 4.37 | 56,750 |
| Sushi Translation | 0 | - | 4.08 | 13,907 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 32,625 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,591,912 |
| North Korea... or South Korea? | 0 | - | 4.47 | 80,354 |
| Countries that Bordered British India with an Empty Map | 0 | - | 4.68 | 55,209 |
| Countries that Visit India the Most | 0 | - | 4.74 | 60,249 |
| Countries of Africa | 0 | - | 5.00 | 2,511,416 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,918 |
| African East Coast | 0 | - | 4.96 | 95,169 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,042 |
| Oceania Geography Quiz | 0 | - | 4.55 | 21,987 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,930 |
| Australia Map Quiz | 0 | - | 4.94 | 342,713 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,628 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,217 |
| South American Geography Quiz #1 | 0 | - | 4.73 | 32,484 |
| Word Chain - South America | 0 | - | 4.51 | 23,772 |
| United States Map Quiz | 0 | - | 4.98 | 4,143,718 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 743,666 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,386 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,323 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,269 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,591 |
| Europe Geography Quiz #3 | 0 | - | 4.34 | 63,433 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,759 |
| The Only European Country ... | 0 | - | 4.91 | 214,172 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,779 |
| Word Chain - France | 0 | - | 4.38 | 42,605 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,596 |
| British Groups of Things | 0 | - | 4.25 | 82,714 |
| United Kingdom Decoder | 0 | - | 4.29 | 39,967 |
| Asian Geography By Letter - S | 0 | - | 4.18 | 55,939 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 51,734 |
| Asian Geography by Letter - G | 0 | - | 4.35 | 51,023 |
| Asian Geography by Letter - I | 0 | - | 4.36 | 67,547 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,532 |
| Asian Geography by Letter - N | 0 | - | 4.33 | 50,043 |
| South Asian Cities by Map | 0 | - | 4.33 | 23,441 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,547 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,618 |
| Asian Geography By Letter - J | 0 | - | 4.25 | 34,526 |
| Asian Geography By Letter - O | 0 | - | 4.65 | 31,486 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,376,808 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,499 |
| Ottoman Empire Quiz | 0 | - | 4.42 | 17,041 |
| Emirates of the United Arab Emirates | 0 | - | 4.53 | 18,752 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,621 |
| Largest Philippines Islands | 0 | - | 4.63 | 24,398 |
| Chinese Inventions | 0 | - | 4.30 | 33,733 |
| Cities of the Pearl River Delta | 0 | - | 4.62 | 15,317 |
| Chinese Geography on the Map | 0 | - | 4.56 | 24,220 |
| Japanese Companies | 0 | - | 4.28 | 34,098 |
| Four Main Islands of Japan | 0 | - | 4.52 | 26,797 |
| Word Scramble - Christmas | 0 | - | 3.88 | 35,761 |
| 7 Deadly Sins | 0 | - | 4.88 | 395,645 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 447,123 |
| Countries with Four Letters | 0 | - | 4.99 | 418,987 |
| Random Symbol to Element | 0 | - | 4.88 | 92,331 |
| Random Capital to Country | 0 | - | 4.99 | 2,579,692 |
| Random Country to Capital | 0 | - | 4.98 | 912,565 |
| Countries but all Vowels are Changed to O | 0 | - | 4.92 | 68,047 |
| Georgia ... or Georgia? | 0 | - | 4.69 | 76,464 |
| India State Capitals Quiz | 0 | - | 4.27 | 59,391 |
| Officially Recognized Languages of India | 0 | - | 4.38 | 31,104 |
| Countries that Beat India | 0 | - | 4.41 | 62,623 |
| Maldives Country Quiz | 0 | - | 4.73 | 18,701 |
| Sri Lanka Country Quiz | 0 | - | 4.53 | 27,017 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,484 |
| Flags of Africa Quiz | 0 | - | 5.00 | 464,295 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,779 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,660 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,392 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,584 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,305 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,674 |
| African Island Countries | 0 | - | 4.96 | 100,888 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,876 |
| Australian States and Territories | 0 | - | 4.96 | 141,029 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,045 |
| Australia True or False | 0 | - | 4.87 | 56,551 |
| Flags of North and South America | 0 | - | 4.99 | 368,165 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,205 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,260 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,376 |
| South America Map Quiz | 0 | - | 5.00 | 1,542,055 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,013,289 |
| North America Map Quiz | 0 | - | 4.98 | 244,949 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,418 |
| California Groups of Things | 0 | - | 4.25 | 45,289 |
| New York Groups of Things | 0 | - | 4.38 | 59,964 |
| U.S. History Groups of Two | 0 | - | 4.23 | 44,272 |
| Canada Provinces and Territories | 0 | - | 5.00 | 338,479 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 636,491 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,708 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,548 |
