The most common and most likely answer to this crossword clue is the 11 letter word INSTRUCTIVE
I
N
S
T
R
U
C
T
I
V
E
Buddy explains!
The straight part
We know that "educational" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case educational = instructive.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does INSTRUCTIVE mean?
INSTRUCTIVE noun- A case in the Finnish language. It expresses the means or the instrument used to perform an action.
- Conveying knowledge, information or instruction.