Schubert's D.820, '6 German Dances', are delightful pieces from his Classical period, characterized by their lively rhythms and charming melodies. They evoke a sense of Viennese social dancing.
Developing a light, agile touch and a clear, crisp articulation are essential for these dances.
6 German Dances (D.820) is rated Henle level 3 of 9 — late beginner repertoire, roughly ABRSM grades 4–5. In the RCM system it corresponds to about level 4.
You should be comfortable at Henle level 3 — meaning you can already play level 2–3 pieces cleanly. Learning it one level early is possible as a stretch piece, but more than that usually leads to months of frustration.
A typical performance of 6 German Dances (D.820) lasts about 6 minutes.
6 German Dances (D.820) is available as free public-domain sheet music on IMSLP — the score is linked directly from this page.