Also some isometrics. One of the first muscles to "go" if you're not in condition is your quads. Unless you stand straight up on the board with your knees virtually locked, your thighs will eventually start to scream. Holding a semi-squat for a minute or more will train this.
I told my kids, "Someday, you'll have kids of your own." One of them said, "So will you."
-- Rodney Dangerfield.