Frankenstein and Me (1996)
A $1 video in the checkout aisle classic. With Burt Reynolds playing a father figure. And kids trying to resurrect the Frankenstein Monster. Oh, and the woman who played Nurse Ratchet is a school teacher in this too!
Lévai József commented
And to think this Frankensteinian gyp of a DTV kids horror movie was Ryan Gosling's first movie role... https://www.youtube.com/watch?v=Mo2NBlMXX7A