This pedagogic arrangement places the technical burden entirely on the left hand, emulating the elusive quality of fairy-themed music. It is distinctive for its use of rapid articulation patterns in the lower register.
The challenge lies in achieving even, light, and swift articulation exclusively with the left hand.
Comparable difficulty and character — good candidates for what to learn next.
'Elfentanz' Arranged as a Left Hand Study is rated Henle level 4 of 9 — intermediate repertoire, roughly ABRSM grades 5–6. In the RCM system it corresponds to about level 6.
You should be comfortable at Henle level 4 — meaning you can already play level 3–4 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 'Elfentanz' Arranged as a Left Hand Study lasts about 3 minutes.
'Elfentanz' Arranged as a Left Hand Study is available as free public-domain sheet music on IMSLP — the score is linked directly from this page.
Pieces at a comparable difficulty and character include 'Hark the Herald' Arranged for Left Hand by George Arthur Meyer, Bataille de fleurs by Théodore Lack, Ballade des sylphes by Paul Bernard — see the full similar-pieces list on this page.