| 706,561 | Mythical Creatures Quiz #1 |
| 327,132 | Antonyms Quiz #1 |
| 256,728 | Words for Leaders |
| 251,951 | O Vocabulary Words Quiz #1 |
| 194,674 | Female Equivalent Words Quiz |
| 168,515 | Sports Terms #1 |
| 158,864 | Vocabulary Mega-Challenge #1 |
| 156,548 | Ye Olde Professions |
| 150,220 | Baby, Male and Female Animals |
| 145,856 | Body Part Words |
| 135,716 | German Loan Words |
| 130,571 | Antonyms Quiz #2 |
| 126,161 | C Vocabulary Words #1 |
| 111,556 | Mythical Creatures #2 |
| 98,933 | F Vocabulary Words Quiz #1 |
| 97,777 | D Vocabulary Words Quiz #1 |
| 96,610 | "Ologies" Quiz |
| 94,447 | J Vocabulary Words Quiz #1 |
| 92,784 | Words that End in X |
| 91,672 | Medical Specialties |
| 90,931 | Name 5-Letter Words Containing Each Letter A-Z |
| 90,883 | I Vocabulary Words Quiz #1 |
| 90,357 | Words Pertaining to Things #1 |
| 90,257 | B Vocabulary Words #1 |
| 87,369 | Ph Vocabulary Words |
| 84,904 | M Vocabulary Words Quiz #1 |
| 84,555 | Japanese Loanwords |
| 83,727 | K Vocabulary Words Quiz #1 |
| 83,325 | Words Ending in "Graphy" |
| 83,121 | H Vocabulary Words Quiz #1 |
| 83,009 | Math Vocabulary |
| 82,408 | Homonyms #1 |
| 81,134 | Antonyms Quiz #3 |
| 76,418 | Words for Government |
| 75,397 | W Vocabulary Words #1 |
| 74,059 | Words Starting With "Under" |
| 71,715 | Science Vocabulary #1 |
| 71,592 | P Vocabulary Words Quiz #1 |
| 71,431 | Words Starting With "Cat" |
| 71,410 | Y Vocabulary Words #1 |
| 70,830 | G Vocabulary Words Quiz #1 |
| 70,731 | Homonyms Quiz #3 |
| 68,509 | Name 4-Letter Words Containing Each Letter A-Z |
| 67,588 | Words Named for Places |
| 67,391 | English Words of Italian Origin |
| 67,260 | L Vocabulary Words Quiz #1 |
| 67,020 | Military History Vocabulary |
| 66,925 | Words Pertaining to Things #3 |
| 65,915 | Homonyms #5 |
| 65,335 | Homonyms #2 |
| 65,322 | Over Words |
| 65,157 | S Vocabulary Words #1 |
| 64,924 | Dumb it Down Doc |
| 63,543 | Vocabulary Mega-Challenge #2 |
| 63,241 | Three Letter Vocabulary Words |
| 63,233 | Z Vocabulary Words |
| 63,033 | Compound Words #2 |
| 62,802 | B Vocabulary Words Quiz #2 |
| 62,352 | Song Title Vocabulary |
| 62,021 | A Vocabulary Words Quiz #1 |
| 61,763 | E Vocabulary Words Quiz #1 |
| 61,700 | Words with a Silent W |
| 60,957 | A Vocabulary Words Quiz #2 |
| 59,963 | Animal Adjectives |
| 59,939 | R Vocabulary Words Quiz #1 |
| 59,686 | Movie Title Vocabulary Quiz #1 |
| 59,538 | Science Vocabulary #2 |
| 59,010 | Medical Vocabulary |
| 58,221 | F Vocabulary Words Quiz #2 |
| 58,184 | D Vocabular Words #2 |
| 57,704 | Homonyms Quiz #4 |
| 57,701 | N Vocabulary Words Quiz #1 |
| 57,568 | Words Ending in "ee" |
| 57,566 | Roman History Vocabulary |
| 56,830 | Fancy Vocabulary #1 |
| 56,267 | Last Name Vocabulary |
| 56,208 | Words Starting With "Tri" |
| 55,873 | Words Starting With "Bi" |
| 55,331 | K Vocabulary Words Quiz #2 |
| 54,277 | Words with a Silent K |
| 53,484 | Foods by Alternate Definition |
| 53,034 | G Vocabulary Words Quiz #2 |
| 52,833 | V Vocabulary Words Quiz #1 |
| 52,642 | T Vocabulary Words Quiz #1 |
| 52,346 | M Vocabulary Words Quiz #2 |
| 52,144 | Words Ending in "IST" #1 |
| 51,891 | Science Vocabulary #3 |
| 51,412 | U Vocabulary Words #1 |
| 51,275 | Words Pertaining to Things #2 |
| 51,263 | Sports Terms #2 |
| 50,914 | English Words of Russian Origin |
| 50,770 | Homonyms #6 |
| 50,699 | V Vocabulary Words Quiz #2 |
| 50,603 | N Vocabulary Words #2 |
| 49,895 | Compound Words #1 |
| 49,717 | English Words of Arabic Origin |
| 49,104 | Compound Words #3 |
| 49,086 | H Vocabulary Words Quiz #2 |
| 48,638 | C Vocabulary Words Quiz #2 |
| 48,542 | Be- Vocabulary Words Quiz |
| 48,526 | First Name Vocabulary #1 |
| 48,246 | Words Starting with "Con" |
| 48,176 | Nautical Vocabulary |
| 47,943 | R Vocabulary Words Quiz #2 |
| 47,319 | Compound Words Quiz #4 |
| 46,643 | French Phrases used in English |
| 46,087 | Rock Band Vocabulary |
| 45,847 | Spanish Loan Words |
| 45,508 | Car Names by Alternate Definition #1 |
| 45,245 | Double L Vocabulary Words |
| 45,176 | Double O Vocabulary Words |
| 44,516 | O Vocabulary Words Quiz #2 |
| 44,495 | Archaic Words |
| 44,297 | Words with a Silent B |
| 44,030 | Homonyms Quiz #8 |
| 43,967 | Words Ending in "ic" |
| 43,941 | E Vocabulary Words Quiz #2 |
| 43,761 | Words Starting With "Mis" |
| 43,641 | Words Ending in "IST" #2 |
| 43,415 | Q Vocabulary Words Quiz |
| 43,176 | Words Ending in "ster" |
| 42,930 | Words Ending in "Ment" |
| 42,472 | I Vocabulary Words Quiz #2 |
| 41,443 | Pre- Vocabulary Words Quiz |
| 41,132 | S Vocabulary Words Quiz #2 |
| 41,127 | Words Starting With "Sub" |
| 41,061 | L Vocabulary Words Quiz #2 |
| 40,854 | P Vocabulary Words Quiz #2 |
| 40,240 | Vocabulary Words Ending in "Tor" |
| 39,377 | Im- Vocabulary Words Quiz |
| 38,809 | The Great Vocabulary Letter Heist |
| 38,440 | Vocabulary by Language #1 |
| 38,334 | Words for Groups |
| 38,048 | Brand Name Vocabulary |
| 37,820 | T Vocabulary Words Quiz #2 |
| 37,759 | Double F Vocabulary Words |
| 37,682 | Words Starting with "Auto" |
| 36,863 | Double B Vocabulary Words |
| 36,732 | First Name Vocabulary #2 |
| 36,625 | Words Starting or Ending in "Up" |
| 36,427 | Pro- Vocabulary Words Quiz |
| 36,353 | Fancy Vocabulary #2 |
| 36,268 | Double D Vocabulary Words |
| 36,070 | Homonyms Quiz #7 |
| 35,632 | Double R Vocabulary Words |
| 35,260 | Words for Homes |
| 35,125 | Words Ending in "IST" #3 |
| 34,699 | Words Starting with "Trans" |
| 34,468 | -É Vocabulary Words |
| 34,166 | W Vocabulary Words Quiz #2 |
| 33,880 | American Legal Vocabulary |
| 33,528 | Out Vocabulary Words Quiz |
| 33,371 | Christmas Vocabulary |
| 32,527 | Words Starting with "Anti" |
| 32,423 | Post- Vocabulary Words |
| 32,350 | Vocabulary Mega-Challenge: French Origin |
| 31,818 | Double T Vocabulary Words |
| 31,734 | Weather and Climate Vocabulary |
| 31,424 | Hidden Clue Vocabulary |
| 31,343 | Words Ending in "Tion" #1 |
| 31,177 | Jewish Words |
| 31,144 | Words Ending in "ian" |
| 30,847 | Hyper and Hypo Vocabulary Words |
| 30,605 | Double M Vocabulary Words |
| 30,432 | -ium Vocabulary Words |
| 30,293 | Double S Vocabulary Words |
| 30,242 | Vocabulary by Language #2 |
| 30,153 | Religion Vocabulary |
| 29,821 | Words Starting or Ending in "Down" |
| 29,803 | Vocabulary Ending in "Less" |
| 29,742 | Words Containing Q |
| 29,020 | /Words Ending in "Man" |
| 28,662 | Double P Vocabulary Words |
| 28,490 | Compound Words #5 |
| 28,304 | Double G Vocabulary Words |
| 28,198 | Double N Vocabulary Words |
| 28,114 | Homonyms Quiz #9 |
| 27,965 | Double C Vocabulary Words |
| 27,906 | -Ette Vocabulary Words |
| 27,649 | J Vocabulary Words Quiz #2 |
| 27,302 | Musical Direction Words |
| 27,166 | Words Starting with "Dis" |
| 27,118 | Flag Vocabulary Mega-Challenge |
| 25,478 | Y as Vowel Vocabulary Words |
| 24,750 | Native American Words |
| 24,378 | Mass Nouns |
| 24,033 | Ei Vocabulary Words |
| 23,984 | Non- Vocabulary Words |
| 23,903 | Fancy Vocabulary #5 |
| 23,423 | U.S. TV Show Vocabulary Quiz |
| 23,395 | American Political Words |
| 23,385 | Mono Words |
| 23,206 | Dumb it Down Vocabulary #2 |
| 23,169 | Animal Group Names |
| 22,743 | SAT Vocabulary Words Starting With A |
| 22,720 | Horse Vocabulary |
| 22,350 | Words That End in "try" |
| 21,788 | Fancy Vocabulary #4 |
| 21,154 | Movie Title Vocabulary Quiz #2 |
| 21,026 | Words with a Silent G |