This piece is a characteristic example of American parlor music popular in the early 20th century. It features bright, catchy syncopation typical of the ragtime-adjacent style of the era.
At Henle 3 this is a late-beginner piece — comfortable hands-together playing is assumed, and musical shaping starts to matter. The main demands: a left hand with real melodic or rhythmic responsibility of its own; a waltz lilt that needs charm and a flexible left hand; and precise articulation — the difference between crisp and blurred is the piece.
Beyond that, expect fast passage work that stays light and even at tempo.
Maintain a steady 'oom-pah' rhythm in the left hand while ensuring the right-hand accents are crisp.
Comparable difficulty and character — good candidates for what to learn next.
A level or two down with the same spirit — ideal if this piece is still out of reach.
Where this piece's skills lead: slightly harder works making similar technical demands.
Curly is rated Henle level 3 of 9 — late beginner repertoire, roughly ABRSM grades 4–5. In the RCM system it corresponds to about level 2.
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 Curly lasts about 2 minutes.
Curly 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 Alexander's Ragtime Band by Irving Berlin, Keyboard Sonata in C major by Domenico Scarlatti, Blumenwalzer by Léon Jessel — see the full similar-pieces list on this page.