what's the best way to remove dried glitter glue on a wood?
Answers:
He's right - try sandpaper. However, depending on what kind of wood this is, you will probably want to consider using a fine grit type of sandpaper as to not damage the wood - especially if it has a finish on it.
Other answers:
Try sandpaper.
Try sandpaper.
Try goof off (a mild solvent) before sanding. Then seal the plywood to prevent the problem from happening again.