Extreme Danger
  • # of Books:
    40
  • First Book:
    May 2005
  • Latest Book:
    April 2008
  • Genres:
    Amateur Sleuth
  • Age Level:
    Middle Grade (Ages 8-12)
  • Series Rating:
  • Share:

The Hardy Boys: Undercover Brothers Series in Order (40 Books)

Order Book Date Rating
1 5
2 5
3 5
4 5
5 5
6 5
7 4.5
8 4
9 4.5


10 0
11 5
12 4.5
13 4
14 5
15 0
16 0
17 4
18 0
19 5
20 5
21 4
0
5
4
0
5
5
0
0


3
5
0
5
4
4.5
5
5
0
3
0

Frequently Asked Questions (FAQ)

There are 40 books in the Hardy Boys: Undercover Brothers series.

The Hardy Boys: Undercover Brothers series does not have a new book coming out soon. The latest book, Comic Con Artist (Book 21), was published in April 2008.

The first book in the Hardy Boys: Undercover Brothers series, Extreme Danger, was published in May 2005.

The Hardy Boys: Undercover Brothers series primarily falls into the Amateur Sleuth genre. This middle grade series was written for ages 8-12, but can be enjoyed by older readers as well.
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