Instructional book.
The first hint to crack the puzzle «Instructional book.» is:
It is a word which contains 6 letters
The second hint to crack the puzzle «Instructional book.» is:
It starts with letter M
M
The third hint to crack the puzzle «Instructional book.» is:
It ends with letter L
M
l
Looking for extra hints for the puzzle «Instructional book.»:
Click on any empty tile to reveal a letter
M
l
The answer for the puzzle «Instructional book.» is:
M
a
n
u
a
l