Some nice starter brushes

Wet palette (helps keep paint from drying out while painting)

Learn-to-paint kits with paint, brushes, miniatures and tutorial guide

Hobby knife for scraping excess material from miniatures

Clippers for cutting miniatures off of sprues

Brush soap for cleaning brushes

I don't know what your family does or doesn't have, but these are the things I would have wanted when I first started.