Here's my ratings of the Jonny Quest series
Jonny Quest (1964-1965) Great and Classic! I give it a 4 out of 5 stars.
The New Adventures of Jonny Quest (1980) Meh, I give it a 2.5 out of 5 stars.
The Real Adventures of Jonny Quest (1996-1997) This is the best version! I give it a 5 out 5 stars!