Order of Book Series
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New Bobbsey Twins Books in Order

New Bobbsey Twins by Laura Lee Hope contains 28 books, published between 1987 and 1992. The first book is The Secret of Jungle Park (1987) and the newest is Mystery of the Mixed Up Mail (1992). Publication order is the reading order below.

Books
28
Published
1987–1992
Pages on record
1,768 in 20 of 28 books
Reading time
29–44 hours

Reading time is an estimate, not a recorded figure: 1,768 pages at 300 words a page, read at 200–300 words a minute, covering the 20 of 28 titles with a page count on record.

See all 28 books in order Printable New Bobbsey Twins checklist

The New Bobbsey Twins is a mystery series for readers in grades 4 to 6, credited to Laura Lee Hope. The Secret of Jungle Park (1987) opens the run, with The Case of the Runaway Money and The Clue That Flew Away following in the same year. Buried treasure, amusement parks, science projects, clowns and camps supply the settings. 28 books are catalogued between 1987 and 1992, at a median of 87 pages, ending with Mystery of the Mixed Up Mail.

How many New Bobbsey Twins books are there?

New Bobbsey Twins has 28 books, released between 1987 and 1992.

New Bobbsey Twins Books in Publication Order

The table lists all 28 New Bobbsey Twins books in the order they were published, with the release year, the page count where one is on record, and how many independent book listings confirm each title. Catalogue data as of September 2026.

  1. Cover of The Case of the Runaway Money by Laura Lee Hope, book 2 of the New Bobbsey Twins series (1987)
  2. Cover of The Clue That Flew Away by Laura Lee Hope, book 3 of the New Bobbsey Twins series (1987)
  3. Cover of The Secret in the Sand Castle by Laura Lee Hope, book 4 of the New Bobbsey Twins series (1988)
  4. Cover of Mystery on the Mississippi by Laura Lee Hope, book 6 of the New Bobbsey Twins series (1988)
  5. Cover of Clue In The Classroom by Laura Lee Hope, book 9 of the New Bobbsey Twins series (1988)
  6. Cover of The Chocolate-Covered Clue by Laura Lee Hope, book 10 of the New Bobbsey Twins series (1989)
  7. Cover of The Case of the Crooked Contest by Laura Lee Hope, book 11 of the New Bobbsey Twins series (1989)
  8. Cover of The Secret Of The Sunken Treasure by Laura Lee Hope, book 12 of the New Bobbsey Twins series (1989)
  9. Cover of The Case of the Crying Clown by Laura Lee Hope, book 13 of the New Bobbsey Twins series (1989)
  10. Cover of The Mystery of the Missing Mummy by Laura Lee Hope, book 14 of the New Bobbsey Twins series (1989)
  11. Cover of The Secret of the Stolen Clue by Laura Lee Hope, book 15 of the New Bobbsey Twins series (1989)
  12. Cover of The Case of the Disappearing Dinosaur by Laura Lee Hope, book 16 of the New Bobbsey Twins series (1990)
  13. Cover of The Case Of The Creepy Castle by Laura Lee Hope, book 17 of the New Bobbsey Twins series (1990)
  14. Cover of The Secret At Sleepaway Camp by Laura Lee Hope, book 18 of the New Bobbsey Twins series (1990)
  15. Cover of The Weird Science Mystery by Laura Lee Hope, book 19 of the New Bobbsey Twins series (1990)
  16. Cover of The Great Skate Mystery by Laura Lee Hope, book 20 of the New Bobbsey Twins series (1990)
  17. Cover of Super-Duper Cookie Caper by Laura Lee Hope, book 21 of the New Bobbsey Twins series (1991)
  18. Cover of Case Of The Goofy Game Show by Laura Lee Hope, book 22 of the New Bobbsey Twins series (1991)
  19. Cover of Case of the Crazy Collections by Laura Lee Hope, book 23 of the New Bobbsey Twins series (1991)
  20. Cover of The Big Pig Puzzle by Laura Lee Hope, book 25 of the New Bobbsey Twins series (1991)
  21. Cover of Case of the Tricky Trickster by Laura Lee Hope, book 27 of the New Bobbsey Twins series (1992)
  1. 1
    The Secret of Jungle Park1987 · 87 pages · confirmed 1/4
    198787
    Buy at Amazon USAmazon UK
  2. 2
    The Case of the Runaway Money1987 · 86 pages · confirmed 1/4
    198786
    Buy at Amazon USAmazon UK
  3. 3
    The Clue That Flew Away1987 · 84 pages · confirmed 1/4
    198784
    Buy at Amazon USAmazon UK
  4. 4
    The Secret in the Sand Castle1988 · confirmed 1/4
    1988–
    Buy at Amazon USAmazon UK
  5. 5
    The Case of the Close Encounter1988 · confirmed 1/4
    1988–
    Buy at Amazon USAmazon UK
  6. 6
    Mystery on the Mississippi1988 · 90 pages · confirmed 1/4
    198890
    Buy at Amazon USAmazon UK
  7. 7
    Trouble in Toyland1988 · 88 pages · confirmed 1/4
    198888
    Buy at Amazon USAmazon UK
  8. 8
    The Secret of the Stolen Puppies1988 · 88 pages · confirmed 1/4
    198888
    Buy at Amazon USAmazon UK
  9. 9
    Clue In The Classroom1988 · confirmed 1/4
    1988–
    Buy at Amazon USAmazon UK
  10. 10
    The Chocolate-Covered Clue1989 · 90 pages · confirmed 1/4
    198990
    Buy at Amazon USAmazon UK
  11. 11
    The Case of the Crooked Contest1989 · 90 pages · confirmed 1/4
    198990
    Buy at Amazon USAmazon UK
  12. 12
    The Secret Of The Sunken Treasure1989 · confirmed 1/4
    1989–
    Buy at Amazon USAmazon UK
  13. 13
    The Case of the Crying Clown1989 · 87 pages · confirmed 1/4
    198987
    Buy at Amazon USAmazon UK
  14. 14
    The Mystery of the Missing Mummy1989 · 86 pages · confirmed 1/4
    198986
    Buy at Amazon USAmazon UK
  15. 15
    The Secret of the Stolen Clue1989 · 86 pages · confirmed 1/4
    198986
    Buy at Amazon USAmazon UK
  16. 16
    The Case of the Disappearing Dinosaur1990 · 86 pages · confirmed 1/4
    199086
    Buy at Amazon USAmazon UK
  17. 17
    The Case Of The Creepy Castle1990 · confirmed 1/4
    1990–
    Buy at Amazon USAmazon UK
  18. 18
    The Secret At Sleepaway Camp1990 · 83 pages · confirmed 1/4
    199083
    Buy at Amazon USAmazon UK
  19. 19
    The Weird Science Mystery1990 · 84 pages · confirmed 1/4
    199084
    Buy at Amazon USAmazon UK
  20. 20
    The Great Skate Mystery1990 · 85 pages · confirmed 1/4
    199085
    Buy at Amazon USAmazon UK
  21. 22
    Case Of The Goofy Game Show1991 · confirmed 1/4
    1991–
    Buy at Amazon USAmazon UK
  22. 23
    Case of the Crazy Collections1991 · confirmed 1/4
    1991–
    Buy at Amazon USAmazon UK
  23. 24
    Clue at Casper Creek1991 · 96 pages · confirmed 1/4
    199196
    Buy at Amazon USAmazon UK
  24. 25
    The Big Pig Puzzle1991 · 96 pages · confirmed 1/4
    199196
    Buy at Amazon USAmazon UK
  25. 26
    Case of the Vanishing Video1992 · 84 pages · confirmed 1/4
    199284
    Buy at Amazon USAmazon UK
  26. 27
    Case of the Tricky Trickster1992 · 96 pages · confirmed 1/4
    199296
    Buy at Amazon USAmazon UK
  27. 28
    Mystery of the Mixed Up Mail1992 · 96 pages · confirmed 1/4
    199296
    Buy at Amazon USAmazon UK

Is there a chronological order for New Bobbsey Twins?

No separate chronological order is on record for New Bobbsey Twins, because none of the book listings this catalogue draws on publishes one; the publication order above is the only order given.

Do you have to read New Bobbsey Twins books in order?

You should read the New Bobbsey Twins books in publication order, the order of the numbered table above. The catalogue does not record whether each New Bobbsey Twins book also stands alone.

Where to start with New Bobbsey Twins

Start with The Secret of Jungle Park (1987), the earliest published title.

What is the newest New Bobbsey Twins book?

Mystery of the Mixed Up Mail (1992) is the newest New Bobbsey Twins book released so far.

Is there a new New Bobbsey Twins book coming?

No next New Bobbsey Twins book is announced in the catalogue, which is a gap in the listings it merges rather than a sign that the run has ended.

New Bobbsey Twins at a glance

No recent titles
The newest New Bobbsey Twins title on record dates from 1992, 34 years ago. No later title is catalogued.
Release pace
New Bobbsey Twins books have appeared more than one a year on average.
Length
1,768 pages across the 20 of 28 books with a recorded length, a median of 87 pages each.
Busiest decade
Most New Bobbsey Twins books, 15 of 28, were published in the 1980s.

What the New Bobbsey Twins books are about

27 of the 28 New Bobbsey Twins books carry subject tags in Open Library's catalogue. The subjects below are the ones that recur across them, most frequent first: children's fiction is tagged on 26 of 27. The subjects are cataloguers’ headings, not a plot summary.

More books by Laura Lee Hope

The author page linked below lists every book in publication order.

Characters in the New Bobbsey Twins books

The character linked below has its own reading-order page.

Other series by Laura Lee Hope

Each series linked below has its own reading-order page.