To participate in the watercolor pencil series, artists can use any set of materials that suit them. If an artist already owns plenty of standard colored pencils, purchasing just a few individual watercolor pencils can be a nice addition to an art toolbox.
Paper (choose either colored-pencil paper or Bristol paper):
Watercolor pencils (set of 24) with brush:
Color pencils (set of 24); any of the below sets will work well: